NEXLINX · Portable RTK Base · Product No. PRTBS-100

Centimeter-Accurate Positioning Anywhere: Portable RTK Base Station For Field Survey

Set up a centimeter-grade RTK reference in under 3 minutes anywhere in the field. The portable base delivers multi-band GNSS correction with integrated IMU tilt compensation, 30+ hour battery life, and cellular or radio uplink for rovers up to 10 km.

Request Quote & Datasheet Explore Specifications

Multi-Band L1/L2/L5 30+ Hour Battery IP67 Field-Ready

Why Portable RTK Base Outperforms in the Field

🔗

Multi-Band Tracking

GPS L1/L2/L5 + GLONASS + Galileo + BeiDou B1I/B2I — 800+ channels simultaneous tracking for fast fix.

🛡

Centimeter RTK Accuracy

Sub-2 cm + 1 ppm horizontal accuracy after convergence; reliable fix for surveying & machine control.

⚡

30+ Hour Battery

Internal 14.4V/6800mAh Li-ion hot-swappable battery pack for full-day field operation.

⏳

Sub-3 Min Setup

One-button start, auto-survey position, RTK fixed — ready to broadcast corrections in under 3 minutes.

🔌

10 km Uplink Range

Built-in 4G LTE cellular + 2W UHF radio (410–470 MHz) for rover correction up to 10 km line-of-sight.

🧩

IMU Tilt Compensation

Integrated 6-axis IMU compensates pole tilt up to 60° — no need to level the base for every survey.

Core Technical Specifications

GNSS Constellations

GPS L1/L2/L5 + GLONASS + Galileo + BeiDou

Multi-band, multi-constellation simultaneous tracking — 800+ channels, RTK-ready.

RTK Engine

Onboard RTK + IMU

Onboard RTK + IMU protocol (TTL / RS485 level selectable) — any MCU engineer gets started fast.

Correction Output

RTCM 3.3 / CMRX / ROX

Standard RTCM 3.3 MSM, CMRX, ROX formats for compatibility with all mainstream rovers.

Position Accuracy

Sub-2 cm + 1 ppm

Horizontal RTK fix accuracy 8 mm + 1 ppm, vertical 15 mm + 1 ppm.

Battery & Power

14.4V / 6800 mAh Li-ion

Industrial standard 14.4V / 6800 mAh Li-ion supply, directly compatible with control cabinets & automation gear.

Uplink Connectivity

4G LTE + 2W UHF Radio

Built-in 4G LTE (Nano-SIM) + 2W UHF (410–470 MHz); up to 10 km radio coverage.

Cold Start

< 30 s Cold / < 5 s Warm

< 30 s Cold / < 5 s Warm command response; eliminates packet loss & corruption.

Ruggedization

IP67 / –20 to +70 °C

Integrated 6-axis IMU compensates pole tilt up to 60° — no need to level the base for every survey.

Signal Tracking & Frequency

GNSS Constellations

GPS L1/L2/L5 + GLONASS + Galileo + BeiDou

Multi-constellation parallel tracking; SBAS & QZSS supported.

Frequency Bands

L1 / L2 / L5 + B1I / B2I / B3I

Multi-band carrier-phase observation for fast RTK convergence.

Channels

800+ channels

High-density tracking engine; all major civilian signals.

Update Rate

Up to 20 Hz

Configurable 1 / 5 / 10 / 20 Hz; raw observation 20 Hz.

Cold Start (TTFF)

< 30 s Cold / < 5 s Warm

Time-to-first-fix; warm re-acquisition under 1 s after loss.

Power & Environment

Battery & Power

14.4V / 6800 mAh Li-ion x2

Dual hot-swappable battery pack; 30+ hours continuous operation.

External Power

DC 9 – 36 V input

Wide-voltage DC input for vehicle / solar / generator field deployment.

Operating Temp

–20 to +70 °C

Field-survey operating range; storage –40 to +85 °C.

Connectors

TNC GNSS + TNC UHF + USB-C + Nano-SIM

Standard TNC antenna connectors; USB-C for data; Nano-SIM slot for 4G.

Ruggedization

IP67 / 2 m drop

IP67 dust/water ingress; 2 m drop-tested on plywood over concrete.

Field Survey Setup

Local Config

Quick Web Configuration Tool

Configure your module locally in the browser — no cloud account, no software install.

Land Survey

Construction Layout

Agriculture

Mining & Quarry

Portable RTK Base
Application Scenarios

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'; } function renderThumbHref(href, name){ if(!grid) return; var t=thumbSrc(href);var st=t.indexOf('th-devicenet')>-1?' style="transform:scale(1.26)"':(t.indexOf('th-npu')>-1||t.indexOf('th-profinet')>-1||t.indexOf('th-ethernet')>-1)?' style="transform:scale(1.2)"':'';grid.innerHTML = '

'; } function bindImgHover(group){ group.querySelectorAll('.nav-dropdown-link').forEach(function(a){ a.addEventListener('mouseenter', function(){ renderThumb(a); }); }); } function showG(g){ var l2=panel.querySelectorAll('.nav-dropdown-col-l2 .nav-dropdown-l2-item'); var l3=panel.querySelectorAll('.nav-dropdown-l3-group'); l2.forEach(function(it){ it.classList.toggle('is-active', it.getAttribute('data-group')===g); }); l3.forEach(function(gp){ gp.classList.toggle('is-active', gp.getAttribute('data-group')===g); }); panel.classList.add('cols-expanded'); var grp = panel.querySelector('.nav-dropdown-l3-group[data-group="'+g+'"]'); if(grp){ var links=grp.querySelectorAll('.nav-dropdown-link'); if(links.length) renderThumb(links[0]); bindImgHover(grp); } else { renderThumbHref(g+'.html', g.replace(/-/g,' ')); } } function open(){ clearTimeout(timer); nav.classList.add('is-open'); // Show L2 + L3 + L4 together: activate default (first) group var g = firstG(); if(g) showG(g); } function close(){ nav.classList.remove('is-open'); } function sched(){ clearTimeout(timer); timer=setTimeout(close,250); } dd.addEventListener('mouseenter', open); dd.addEventListener('click', function(e){ e.preventDefault(); open(); }); dd.addEventListener('mouseleave', sched); panel.addEventListener('mouseenter', function(){ clearTimeout(timer); }); panel.addEventListener('mouseleave', sched); // L2 hover switch panel.querySelectorAll('.nav-dropdown-col-l2 .nav-dropdown-l2-item').forEach(function(it){ it.addEventListener('mouseenter', function(){ var g=it.getAttribute('data-group'); if(g) showG(g); }); }); }));