Don't be fooled by its small size. The B125 packs in futureproof tracking of GPS, GLONASS, Galileo and BeiDou signals with the ability to perform centimeter-level RTK positioning all while being remotely accessed over Ethernet. The B125 GNSS receiver board is an ultra-compact positioning engine capable of providing scalable positioning from sub-meter DGPS positioning to sub-centimeter RTK positioning. Low power consumption, comprehensive communication interfaces and peripheral support make the B125 extremely flexible and easy to integrate into any precise positioning application. You’ll have support wherever you need it — even in the field with your free Topcon TotalCare account. Upgrade your plan to enjoy premium live support and training from industry professionals just like you.
{"model":"Model|B125","feature_bullet_1":"Feature 1|Ultra compact receiver board with future-proof GNSS tracking","feature_bullet_2":"Feature 2|Low power consumption","feature_bullet_3":"Feature 3|226-channel Vanguard Technology with Universal Tracking Channels, for reliable \"all in view\" tracking","feature_bullet_4":"Feature 4|SD card interface support for quick and easy data collection","feature_bullet_5":"Feature 5|Serial, USB, CAN and Ethernet available through a single connector for data exchange","product_brochure_url":"Product Brochure PDF URL|https://www.topconpositioning.com/sites/default/files/product_files/b125_gnssoemboard_broch_7010-2184_revb_team_en_us_lores.pdf","spec_notab_clustered_specs":"Specifications|
Signals Tracked: GPS: L1, L2, L1C, L2C, L5
Signals Tracked: GLONASS: L1, L2, L3
Signals Tracked: Galileo: E1, E5a, E5b, AltBOC
Signals Tracked: Beidou: B1, B2
Signals Tracked: SBAS: WAAS/MSAS/EGNOS
Weight: 20 g
Antenna connector: 80-pin Hirose
Operating Temperature: -40 degrees C to 85 degrees C
Storage Temperature: -40 degrees C to 95 degrees C
Humidity: 95%, non-condensing
Vibration Rating: 4g Sine Vibe (SAEJ1211) ; 7.7g Random Vibe (MIL-STD 810F)
Shock / Crash Safety: 40 g (IEC 68-2-27)
SBAS: H: 0.8 m; V: 1.2 m
RTK (L1+L2)*: H: 5 mm + 0.5 ; V: 10 mm + 0.8
Velocity: 0.02 m/seconds
Time: 30 ns
Serial: CAN 1x port (w/o transceivers), LVTTL, NMEA2000
Serial: Ethernet 1x port supporting TCP/IP, FTP, NTRIP
Serial: PPS 1x port with 5 ns resolution, <30 ns precision, LVTTL, configurable polarity and period
Serial: EVENT 1x port with 5 ns resolution, LVTTL, programmable active edge
USB 2.0 Slot*: 1x port up to 480 mbps (High Speed)
Update/Output rate: 1Hz – 100Hz Selectable
Real Time Data Output: ASCII NMEA 0183, TPS, RTCM, CMR, CMR+
ASCII output: NMEA 0183 version 2.x and 3.0
Power Consumption: 2.0 W typical"}
GNSS Tracking
Number of Channels: 226 Channels with Universal Tracking Channel technologySignals Tracked: GPS: L1, L2, L1C, L2C, L5
Signals Tracked: GLONASS: L1, L2, L3
Signals Tracked: Galileo: E1, E5a, E5b, AltBOC
Signals Tracked: Beidou: B1, B2
Signals Tracked: SBAS: WAAS/MSAS/EGNOS
Physical and Environmental
Size: 40 x 55 x 10 mmWeight: 20 g
Antenna connector: 80-pin Hirose
Operating Temperature: -40 degrees C to 85 degrees C
Storage Temperature: -40 degrees C to 95 degrees C
Humidity: 95%, non-condensing
Vibration Rating: 4g Sine Vibe (SAEJ1211) ; 7.7g Random Vibe (MIL-STD 810F)
Shock / Crash Safety: 40 g (IEC 68-2-27)
Accuracy
DGPS: H: 0.3 m; V: 0.5 mSBAS: H: 0.8 m; V: 1.2 m
RTK (L1+L2)*: H: 5 mm + 0.5 ; V: 10 mm + 0.8
Velocity: 0.02 m/seconds
Time: 30 ns
Communications
Serial: 2x RS232 ports and 4x LVTTL ports up to 460.8 kbpsSerial: CAN 1x port (w/o transceivers), LVTTL, NMEA2000
Serial: Ethernet 1x port supporting TCP/IP, FTP, NTRIP
Serial: PPS 1x port with 5 ns resolution, <30 ns precision, LVTTL, configurable polarity and period
Serial: EVENT 1x port with 5 ns resolution, LVTTL, programmable active edge
USB 2.0 Slot*: 1x port up to 480 mbps (High Speed)
Data
Data Format: SD card support, up to 8 GB capacityUpdate/Output rate: 1Hz – 100Hz Selectable
Real Time Data Output: ASCII NMEA 0183, TPS, RTCM, CMR, CMR+
ASCII output: NMEA 0183 version 2.x and 3.0
Power and Electrical
Input Voltage Range: +3.4 to +5.5 VDCPower Consumption: 2.0 W typical"}