{"id":4986,"date":"2025-02-24T06:11:49","date_gmt":"2025-02-24T06:11:49","guid":{"rendered":"https:\/\/harpersurveying.com\/?post_type=product&#038;p=4986"},"modified":"2025-11-05T14:28:27","modified_gmt":"2025-11-05T14:28:27","slug":"spectra-precision-sp90m","status":"publish","type":"product","link":"https:\/\/harpersurveying.com\/es\/shop\/spectra-precision-sp90m\/","title":{"rendered":"Spectra Precision SP90m GNSS Receiver"},"content":{"rendered":"<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">El <strong>Spectra Precision SP90m<\/strong> is a powerful, highly versatile, ultra-rugged, and reliable GNSS positioning solution for a wide variety of applications in real-time and post-processing. SP90m comes with a variety of integrated communications options, such as Bluetooth, WiFi, UHF radio, cellular modem, and two MSS L-band channels to receive Trimble RTX correction services.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">The modular form factor of the SP90m allows for a maximum in flexibility on how the receiver can be used, such as base station, continuously operating reference station (CORS), RTK or Trimble RTX rover, on-board machine integration, vessels, etc. The ultra-rugged design of the aluminum receiver housing protects the investment, especially in tough field environments.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">The state-of-the-art and patented Z-Blade GNSS-centric technology uses all available GNSS signals to deliver fast and reliable positions in real-time. Besides supporting all currently available and future planned GNSS satellite signals, the SP90m GNSS receiver allows the connection of two GNSS antennas for precise heading determination without the need for a secondary GNSS receiver.<\/span><\/p>\n<p><iframe title=\"Spectra Geospatial SP90m GNSS Receiver\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/AkTL0JaWc9A?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">With an ultra-rugged design, the Spectra Precision SP90M GNSS Receiver is a powerful, highly versatile, modular receiver designed for a wide array of real-time and post-processing applications. This professional-grade GNSS receiver offers a variety of integrated communication options such as RTCM-3 format, two MMS L-band channels, and built-in Bluetooth and Wifi for receiving Trimble RTX correction services. Featuring Spectra&#8217;s patented Z-Blade technology, the SP90M features 480 channels (GPS, GLONASS, GALILEO, BeiDou, QZSS, IRNSS, and SBAS).<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">With a 99.9% reliability, the Spectra Precision SP90m comes with an instant RTK initialization with a range of up to 24 miles. Plus, it includes a backup RTK and bridge for accurate positioning. This GNSS receiver supports rapid data processing with a recording interval of up to 999 seconds. For a more effective surveying operation, it has additional features like event marker input, PPS output, and Dual GNSS antenna inputs. It is also equipped with a 3.5G cellular modem that can be used for SMS, e-mail, and internet connectivity.<\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">El <strong>Spectra Precision SP90m GNSS Receiver<\/strong> features an advanced OLED display, keyboard, and Web UI. It can also resist a drop of up to 3.3 feet and is dustproof and water-resistant (IP67). This Spectra GNSS receiver can easily store lots of information with its 8GB memory. As an extra feature, it boasts an anti-theft technology for the protection of the instrument.<\/span><\/p>\n<h1><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Spectra Precision SP90m Features<\/span><\/h1>\n<ul style=\"list-style-type: circle;\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Reliable with an ultra-rugged design<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Highly versatile, modular receiver design<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTCM-3 format<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">2 MMS L-band channels<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Built-in Bluetooth and Wifi communications<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Trimble RTX correction services<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">480 GNSS channels (GPS, GLONASS, GALILEO, BeiDou, QZSS, IRNSS, and SBAS)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Z-Blade technology<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">3.5G cellular modem<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">SMS, e-mail and internet connectivity<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">99.9% reliable<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Instant RTK initialization<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK range up to 24 miles (40 Km)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Backup RTK and bridge<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Recording interval up to 999 seconds<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Event marker input<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">\u00b7PPS output<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Dual GNSS antenna inputs<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">OLED display, keyboard, and WEB User Interface<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Drop-resistant up to 3.3 feet (1m)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">IP67 dustproof and water resistant<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">8GB internal memory<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Anti-theft technology<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Spectra Precision SP90m specification<\/span><\/h2>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Most versatile, modular receiver design<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Ultra-rugged design<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Patented Z-Blade technology<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">480-channel ASIC<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Dual GNSS antenna inputs<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Event marker input<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">PPS output<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">OLED display, keyboard, and Web UI<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Internal TRx UHF radio<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">3.5G cellular modem<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Built-in Bluetooth and WiFi communication<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">SMS and e-mail alerts<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Anti-theft technology<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Backup RTK<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK bridge<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">2 MSS L-band channels<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Trimble RTX correction services<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>GNSS ENGINE<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">480 GNSS tracking channels<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">GPS L1 C\/A, L1P (Y), L2P (Y), L2C, L5, L1C<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">GLONASS L1 C\/A, L1P, L2 C\/A, L2P, L3, L1\/L2 CDMA <sup>1<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">GALILEO E1, E5a, E5b, E6<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">BeiDou B1, B2, B3 <sup>1<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">QZSS L1 C\/A, L1s, L1C, L2C, L5<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">IRNSS L5<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">SBAS L1 C\/A, L5<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Two MSS L-band tracking channels<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Two GNSS antenna inputs <sup>2<\/sup><\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>FEATURES<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Patented Z-tracking to track encrypted GPS P(Y) signal<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Patented Strobe\u2122 Correlator for reduced GNSS multipath<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Patented Z-Blade technology for optimal GNSS performance:<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Highest quality of raw data (availability\/reliability) to meet reference station applications<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Full utilization of signals from all seven GNSS systems (GPS, GLONASS, BeiDou, Galileo, QZSS, IRNSS, and SBAS)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Enhanced GNSS-centric algorithm: fully-independent GNSS signal tracking and optimal data processing, including GPS-only, GLONASS-only or BeiDou-only solution (from Autonomous to full RTK) <sup>3<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Fast and stable RTK solution<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Fast Search engine for quick acquisition and re-acquisition of GNSS signals<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Patented SBAS ranging for using SBAS code &amp; carrier observations and orbits in RTK processing<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Position in local datums and projections with RTCM-3 transformation data<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Support for Trimble RTX\u2122 real-time correction services<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Support for CenterPoint\u00ae RTX Post-processing service<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">UHF networking<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Hot Standby RTK Algorithms<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Flying RTK Algorithms<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK base and rovers modes, post-processing mode<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Moving base<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK with Static &amp; Moving Base corrections supported<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Multi-dynamic mode (static\/moving Base and Rover functions simultaneously)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK against a moving base for relative positioning<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Heading and Roll\/Pitch<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Accurate and fast heading using dual frequency multi-GNSS algorithms<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK or Trimble RTX and heading processingsimultaneously<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Heading engine with optional baseline length self-calibration<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Adaptive velocity filter to meet specific dynamic applications<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Up to 50 Hz real-time raw data (code &amp; carrier and position, velocity, and heading output) <sup>4<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Reference Inputs\/Outputs: RTCM 3.2 <sup>5<\/sup>, RTCM 3.1\/3.0\/2.3\/2.1, CMR\/CMR+ <sup>6<\/sup>, ATOM <sup>7<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK Networks Supported: VRS, FKP, MAC<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">NTRIP protocol<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Navigation Outputs: NMEA-0183, ATOM<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">PPS output<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Event marker input<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">One-push Ashtech Trouble Log (ATL)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>GNSS SENSOR PERFORMANCE<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Time to First Fix (TTFF):<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Cold start: &lt; 60 seconds<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Warm Start: &lt; 45 seconds<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Hot Start: &lt; 11 seconds<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Signal re-acquisition: &lt; 2 seconds<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Position accuracy (HRMS), SBAS: &lt; 50 cm (1.64 ft) <sup>8<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Update rate: Up to 50 Hz <sup>4<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Latency: &lt; 10 ms <sup>9<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Velocity Accuracy: 0.02 m\/sec HRMS<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Maximum Operating Limits <sup>10<\/sup>:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Velocity: 515 m\/sec<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Altitude: 18,000 m<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>PRECISE POSITIONING PERFORMANCE<\/strong><\/span><\/p>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Real-Time Accuracy (RMS) <sup>11, 12<\/sup><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Real-Time DGPS Position:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 25 cm (0.82 ft) + 1 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 50 cm (1.64 ft) + 1 ppm<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Real-Time Kinematic Position (RTK):<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 8 mm (0.026 ft) + 1 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 15 mm (0.049 ft) + 1 ppm<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Network RTK <sup>13<\/sup>:<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 8 mm (0.026 ft) + 0.5 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 15 mm (0.049 ft) + 0.5 ppm<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Trimble RTX\u2122 (satellite and cellular\/Internet (IP)) <sup>14, 15<\/sup><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">CenterPoint\u00ae RTX<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal (RMS): &lt; 4 cm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Initialization: &lt; 30 min. (typical)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Operating range (inland): Nearly worldwide<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">CenterPoint RTX Fast<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal (RMS): &lt; 4 cm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Initialization: &lt; 5 min. (typical)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Operating range (inland): In select regions<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Heading <sup>16, 17, 18<\/sup><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Accuracy (RMS):<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">0.09\u00b0 @ 2 m of baseline length<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">0.02\u00b0 @ 10 m of baseline length<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Initialization time: &lt; 10 sec typical<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Baseline length: &lt; 100 m<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Flying RTK<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">5 cm (0.165 ft) + 1 ppm (steady state) horizontal for baselines up to 1000 km<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Real-Time Performance <sup>11, 12<\/sup><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Instant-RTK\u00ae Initialization:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Typically 2-second initialization for baselines &lt; 20 km<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Up to 99.9% reliability<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTK initialization range:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">&gt; 40 km<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Post-Processing Accuracy (RMS) <sup>11, 12<\/sup><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Static, Rapid Static:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 3 mm (0.009 ft) + 0.5 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 5 mm (0.016 ft) + 0.5 ppm<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">High-Precision Static <sup>19<\/sup>:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 3 mm (0.009 ft) + 0.1 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 3.5 mm (0.011 ft) + 0.4 ppm<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Post-Processed Kinematic:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Horizontal: 8 mm (0.026 ft) + 0.5 ppm<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vertical: 20 mm (0.065 ft) + 1.0 ppm<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Data Logging Characteristics<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Recording Interval: 0.02 20 &#8211; 999 seconds<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Memory<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">8 GB internal memory<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Memory is expandable through external USB sticks or hard drives<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Over four years of 15 sec. raw GNSS data from 14 satellites (logged to internal 8 GB Nand Flash)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Embedded Web Server<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Password-protected Web Server<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Full receiver monitoring and configuration<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">FTP push function<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Embedded FTP server and NTRIP caster <sup>21<\/sup><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">NTRIP Server and instant real-time multi-data streaming over Ethernet<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">DHCP or manual configuration (static IP address)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">DynDNS\u00ae technology support<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>USER AND I\/O INTERFACE<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">User Interface<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Graphical OLED display with 6 keys and 1 LED<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">WEB UI (accessible via WiFi) for easy configuration, operation, status and data transfer<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">I\/O Interface:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x USB OTG<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Bluetooth v4.0 + EDR\/LE, Bluetooth v2.1 + EDR<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">WiFi (802.11 b\/g\/n)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">3.5G quad-band GSM (850\/900\/1800\/1900 MHz) \/ penta-band UMTS module (800\/850\/900\/1900\/2100 MHz)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x Ethernet, RJ45 (Full-Duplex, auto-negotiate 10 Base-TX \/ 100 Base-TX)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x Lemo, RS232 (radio connection and external power)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x DB9, RS232 (PPS output and CAN bus)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x DB9, RS422\/232 (Event marker input)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">2 x TNC, GNSS antenna input<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x TNC, UHF radio antenna connector<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x SMA, GSM antenna connector<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">1 x SMA, Bluetooth\/WiFi antenna<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">PPS output<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Event marker input<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Galvanic Insulation (Except USB)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Ready for CAN bus (NMEA2000 compatible)<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>PHYSICAL AND ELECTRICAL CHARACTERISTICS<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Size: 16.5 x 20.6 x 6.5 cm (6.5 x 8.1 x 2.6 in)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Weight: GNSS receiver: 1.66 kg (3.66 lb) without UHF \/ 1.70 kg (3.75 lb) with UHF<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Battery life:<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">4 hrs (RTK Base, GNSS On, UHF Tx On), 12.8 W average power consumption<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">6 hrs (RTK Rover, GNSS On, UHF Rx On), 5.9 W average power consumption<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Li-ion battery, 27.8 Wh (7.4 V x 3.7 Ah). Acts as a UPS in case of a power source outage<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">9-36 V DC input (EN2282, ISO7637-2)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">External DC power limits feature<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>ENVIRONMENTAL CHARACTERISTICS<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Operating temperature <sup>22<\/sup>: -40\u00b0 to +65\u00b0C <sup>23<\/sup> (-40\u00b0 to +149\u00b0F)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Storage temperature <sup>24<\/sup>: -40\u00b0 to +95\u00b0C (-40\u00b0 to +203\u00b0F)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Humidity: Damp heat 100% humidity, +40\u00b0C (+104\u00b0F), IEC 60945:2002<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">IP67 (waterproof and dustproof), IEC 60529<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Drop: 1m drop on concrete<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Shock: MIL STD 810F (fig. 516.5-10) (01\/2000), Sawtooth (40g \/ 11ms)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Vibration: MIL-STD 810F (fig. 514.5C-17) (01\/2000)<\/span><\/li>\n<\/ul>\n<ol>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Product is designed to fully support GLONASS L1\/L2 CDMA and BeiDou B3 signals as soon as the officially published signal Interface Control Documentations (ICD) become available.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Dual-frequency tracking only from secondary GNSS antenna input.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">All available GNSS signals are processed equally and combined without preference to any particular constellation for optimal performance in harsh<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">environments.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">50 Hz output is available as firmware option (20 Hz output is a standard feature). At 50 Hz, a limited set of messages can be generated simultaneously through a single port.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">RTCM-3.2 Multiple Signal Messaging (MSM) guarantees compatibility with 3rd party for each GNSS data.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">A Trimble proprietary format.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">ATOM: Open Ashtech format.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">VRMS for Autonomous\/SBAS positions are usually twice as high as HRMS.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Heading latency is usually twice as high.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">As required by the U.S. Department of Commerce to comply with export licensing restrictions.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Accuracy and TTFF specifications may be affected by atmospheric conditions, signal multipath and satellite geometry.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Performance values assume minimum of five satellites, following the procedures recommended in the user guide. High multipath areas, high PDOP values and periods of severe atmospheric conditions may degrade performance.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Network RTK PPM values are referenced to the closest physical base station.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Requires L1\/L2 GPS+GLONASS at a minimum.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Accuracy and TTFF specifications may be affected by atmospheric conditions, signal multipath, satellite geometry and L-band service availability. Trimble RTX correction services are only available on land.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Accuracy and TTFF specifications may be affected by atmospheric conditions, signal multipath, satellite geometry and corrections availability<\/span><br \/>\n<span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">and quality.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">L1\/L2 data required.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Figures of pitch accuracy are twice as high.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Depending on baselines, precise ephemeris and long occupations up to 24 hrs may be required to achieve the high precision static specifications.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">A Recording Interval of 0.05 is based on a 20 HZ output. The default changes to 0.02 if the optional 50 Hz output firmware option is installed.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Embedded NTRIP Caster is available as firmware option.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Function of the configuration is:<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Charging mode with internal battery at +45\u00b0C (+113\u00b0F) max.<\/span>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Discharge mode with internal battery at +60\u00b0C (+140\u00b0F)<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Without internal battery (external power supply) at +65\u00b0C (+149\u00b0F) under conditions of installation.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">At very high temperature, the UHF module should not be used in transmitter mode. With the UHF transmitter on radiating 2W of RF power, the operating temperature is limited to + 55\u00b0C (+131\u00b0F).<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">At this temperature, hand protection may be needed to safely handle the system\u2019s lower aluminum housing (as per EN60945).<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">Without battery. Battery can be stored up to +70\u00b0C (+158\u00b0F).<\/span><\/li>\n<\/ol>\n<h3><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><strong>What&#8217;s In The Box:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Spectra SP90M GNSS Receiver With Internal 410-40 MHz UHF Radio<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Antenna 5&#8243; Whip &#8211; TNC 410-470MHz Radio<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Bluetooth Antenna<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Li-Ion Battery 7.4V, 3700mAHr<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Dual Li-Ion Battery Charger<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(2) Battery Spacer Inserts for Charger<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Power Supply 100-240VAC<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Cable &#8211; 1.5m, DB9(F) Y to 0S\/7P\/M to Power Jack<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) OTG Cable USB A to Mini USB B<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Tape Measure, 3.6m \/ 12ft<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Transport Bag<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">(1) Quick Start Guide<\/span><\/li>\n<\/ul>\n<h4><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><a href=\"https:\/\/harpersurveying.com\/wp-content\/uploads\/2025\/02\/Spectra-Precision-SP90m-user-guide.pdf\"><strong>Precision SP90m<\/strong> user guide<\/a><\/span><\/h4>\n<h5><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\"><a href=\"https:\/\/harpersurveying.com\/wp-content\/uploads\/2025\/02\/Spectra-Precision-SP90m-Brochure.pdf\">Precision <strong>SP90m<\/strong> Brochure<\/a><\/span><\/h5>","protected":false},"excerpt":{"rendered":"<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: 14px;\">El <strong>Spectra Precision SP90m<\/strong> is a powerful, highly versatile, ultra-rugged, and reliable GNSS positioning solution for a wide variety of applications in real-time and post-processing. SP90m comes with a variety of integrated communications options, such as Bluetooth, WiFi, UHF radio, cellular modem, and two MSS L-band channels to receive Trimble RTX correction services.<\/span><\/p>","protected":false},"featured_media":5016,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_cat":[200],"product_tag":[319,236,320,318,317],"class_list":["post-4986","product","type-product","status-publish","has-post-thumbnail","product_cat-gnss-receiver","product_tag-precision-sp90m","product_tag-spectra-precision","product_tag-spectra-precision-gnss-receiver","product_tag-spectra-precision-sp90m","product_tag-spectra-precision-sp90m-gnss-receiver","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product\/4986","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/comments?post=4986"}],"version-history":[{"count":5,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product\/4986\/revisions"}],"predecessor-version":[{"id":5024,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product\/4986\/revisions\/5024"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/media\/5016"}],"wp:attachment":[{"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/media?parent=4986"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product_cat?post=4986"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/harpersurveying.com\/es\/wp-json\/wp\/v2\/product_tag?post=4986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}