{"id":5593,"date":"2025-08-01T02:23:10","date_gmt":"2025-08-01T02:23:10","guid":{"rendered":"https:\/\/harpersurveying.com\/?post_type=product&#038;p=5593"},"modified":"2025-10-30T04:12:04","modified_gmt":"2025-10-30T04:12:04","slug":"sokkia-grx3","status":"publish","type":"product","link":"https:\/\/harpersurveying.com\/zh\/shop\/sokkia-grx3\/","title":{"rendered":"Sokkia GRX3 GNSS Receiver RTK Base &#038; Rover"},"content":{"rendered":"<p>The <strong>Sokkia GRX3<\/strong> GNSS Receiver RTK Base &amp; Rover is smaller, lighter, and packed with the most advanced GNSS technology in a design built to withstand the harshest field environments. All signals, all satellites, and all constellations \u2014 in a compact, rugged design, with an integrated IMU and eCompass.<\/p>\n<h3>Sokkia GRX3 key feature<\/h3>\n<p><strong>Sokkia Tilt Technology<\/strong><\/p>\n<p>Features a 9-axis inertial measurement unit (IMU) and an ultra-compact eCompass, offering compensation for mis-leveling up to 15 degrees, enhancing accuracy and efficiency in fieldwork.<\/p>\n<p><strong>L Band Ready<\/strong><\/p>\n<p>Equipped to leverage L Band signals for even greater accuracy and reliability.<\/p>\n<p><strong>Universal Tracking Channels<\/strong><\/p>\n<p>Boasts 226 universal tracking channels, supporting a wide array of systems including Sokkia GPS, GLONASS, Galileo, BeiDou, IRNSS, QZSS, and SBAS.<\/p>\n<p><strong>Integrated Communication Systems<\/strong><\/p>\n<p>Comes with integrated 400 MHz UHF and SiteCom\u2122 radios, facilitating seamless data transmission and connectivity on-site.<\/p>\n<p><strong>Fusion Positioning\u2122 Technology<\/strong><\/p>\n<p>Advanced positioning technology that synergizes various signal inputs for optimal accuracy and reliability.<\/p>\n<p><strong>Configuration Options for Every Need<\/strong><\/p>\n<p>Available in five distinct kits to suit various surveying needs and preferences.<\/p>\n<p>&nbsp;<\/p>\n<h3>Sokkia GRX3 \u00a0Specifications<\/h3>\n<p><strong>Number of Universal Tracking Channels<\/strong><\/p>\n<ul>\n<li>226<\/li>\n<\/ul>\n<p><strong>UTC Technology Tracked Signals<\/strong><\/p>\n<ul>\n<li>GPS: L1 C\/A, L1C, L2P(Y), L2C, L5<\/li>\n<li>GLONASS: L1 C\/A, L1P, L2 C\/A, L2P, L3C<\/li>\n<li>BeiDou: B1, B2<\/li>\n<li>Galileo: E1, E5a, E5b, Alt-BOC<\/li>\n<li>SBAS: L1 C\/A, L5 WAAS\/MSAS\/EGNOS\/GAGAN<\/li>\n<li>QZSS: L1 C\/A, L1C, L1-SAIF, L2C, L5<\/li>\n<\/ul>\n<p><strong>Static\/Fast Static Accuracy<\/strong><\/p>\n<ul>\n<li>Horizontal (H): 3 mm + 0.4 ppm<\/li>\n<li>Vertical (V): 5 mm + 0.5 ppm<\/li>\n<\/ul>\n<p><strong>Memory<\/strong><\/p>\n<ul>\n<li>Internal Non-removable 8 GB<\/li>\n<\/ul>\n<p><strong>Radio<\/strong><\/p>\n<ul>\n<li>Built-in 425-470 MHz UHF radio<\/li>\n<\/ul>\n<p><strong>Dust\/Water Protection<\/strong><\/p>\n<ul>\n<li>IP67<\/li>\n<\/ul>\n<p><strong>Dimensions<\/strong><\/p>\n<ul>\n<li>150 x 100 x 150 mm (w x h x d)<\/li>\n<\/ul>\n<p><strong>Operating Time<\/strong><\/p>\n<ul>\n<li>RX mode: 10 hours<\/li>\n<li>TX mode 1W: 6 hours<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Sokkia GRX3 included<\/h3>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td><strong>Package<\/strong><\/td>\n<td><strong>What&#8217;s Included<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Base Kit<\/strong><\/td>\n<td>\n<ul>\n<li>Sokkia GRX3 Integrated GNSS Receiver<\/li>\n<li>Hard case with strap<\/li>\n<li>Receiver power cable<\/li>\n<li>Power adapter (Phihong)<\/li>\n<li>Power wall US cables<\/li>\n<li>Serial cable<\/li>\n<li>Micro USB cable, 1.5 m<\/li>\n<li>UHF antenna 440-470 MHz<\/li>\n<li>Printed UHF notice<\/li>\n<li>Default OAF (GG L1 1Hz)<\/li>\n<li>Tribrach with Optical plummet, black<\/li>\n<li>Tribrach adapter #5 with removable center<\/li>\n<li>Alligator clips to SAE cable<\/li>\n<li>Cable, Net G3 power SAE to open ends<\/li>\n<li>Prism spacer, 100mm<\/li>\n<li>Horizontal spacer, Slant height measurement<\/li>\n<li>3M measuring tape<\/li>\n<li>Wood wide frame tripod &#8211; Sokkia yellow<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td width=\"50%\"><strong>Number of Universal Tracking Channels<\/strong><\/td>\n<td width=\"50%\">226 UTC technology<\/td>\n<\/tr>\n<tr>\n<td><strong>Tracked Signals<\/strong><\/td>\n<td>GPS L1 C\/A, L1C, L2P(Y), L2C, L5<br \/>\nGLONASS L1 C\/A, L1P, L2 C\/A, L2P, L3C<br \/>\nBeiDou B1, B2<br \/>\nGalileo E1, E5a, E5b, Alt-BOC<br \/>\nSBAS L1 C\/A, L5 WAAS\/MSAS\/EGNOS\/GAGAN<br \/>\nQZSS L1 C\/A, L1C, L1-SAIF, L2C, L5<\/td>\n<\/tr>\n<tr>\n<td><strong>Static\/Fast Static<\/strong><\/td>\n<td>H: 3 mm + 0.4 ppm<br \/>\nV: 5 mm + 0.5 ppm*<\/td>\n<\/tr>\n<tr>\n<td><strong>RTK\/RTK-GLONASS\/RTK-Galileo<\/strong><\/td>\n<td>H: 8 mm + 1 ppm<br \/>\nV: 15 mm + 1 ppm<\/td>\n<\/tr>\n<tr>\n<td><strong>Post Processing<\/strong><\/td>\n<td>H: 3 mm + 0.4 ppm<br \/>\nV: 5 mm + 0.5 ppm*<\/td>\n<\/tr>\n<tr>\n<td><strong>Integration System<\/strong><\/td>\n<td>GPS L1C, L2C, L5<br \/>\nGLONASS L1C, L2C<br \/>\nGalileo E1, E5a<br \/>\nQZSS L1C, L5<\/td>\n<\/tr>\n<tr>\n<td><strong>Radio<\/strong><\/td>\n<td>Integrated UHF, 400-470 MHz, and SiteCom\u2122 radio<\/td>\n<\/tr>\n<tr>\n<td><strong>Communication<\/strong><\/td>\n<td>Bluetooth 4.0, USB 2.0, 4G\/LTE, 3G, 2G, Ethernet, GSM\/GPRS<\/td>\n<\/tr>\n<tr>\n<td><strong>Power Supply<\/strong><\/td>\n<td>Rechargeable lithium-ion battery pack, 7.4 V \/ 15.2 Ah<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h3>Reference<\/h3>\n<h3><a href=\"https:\/\/harpersurveying.com\/wp-content\/uploads\/2025\/08\/Sokkia-GRX3-brochure.pdf\">Sokkia GRX3 brochure<\/a><\/h3>\n<h3><a href=\"https:\/\/us.sokkia.com\/products\/gnss-systems\/gnss-receiver\/grx3-gnss-receiver\" target=\"_blank\" rel=\"noopener nofollow\">Manufacturer Information<\/a><\/h3>","protected":false},"excerpt":{"rendered":"<p>The <strong>Sokkia GRX3<\/strong> GNSS Receiver RTK Base &amp; Rover is smaller, lighter, and packed with the most advanced GNSS technology in a design built to withstand the harshest field environments. All signals, all satellites, and all constellations \u2014 in a compact, rugged design, with an integrated IMU and eCompass.<\/p>","protected":false},"featured_media":5734,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_cat":[200],"product_tag":[440,439,438],"class_list":["post-5593","product","type-product","status-publish","has-post-thumbnail","product_cat-gnss-receiver","product_tag-sokkia-grx3","product_tag-sokkia-grx3-gnss-receiver","product_tag-sokkia-grx3-gnss-receiver-rtk-base-rover","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product\/5593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/comments?post=5593"}],"version-history":[{"count":4,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product\/5593\/revisions"}],"predecessor-version":[{"id":5737,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product\/5593\/revisions\/5737"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/media\/5734"}],"wp:attachment":[{"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/media?parent=5593"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product_cat?post=5593"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/harpersurveying.com\/zh\/wp-json\/wp\/v2\/product_tag?post=5593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}