Specifications

Unless otherwise noted, this information covers both receiver models.

Specifications are subject to change without notice.

Configuration option
Configuration option	Modular
Base and rover interchangeability	Yes, if the Base upgrade is installed.
Rover position update rate	1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz, 50 Hz
Rover maximum range from base	Unrestricted
Rover operation within a VRS network	Yes
Heading and moving base operation	Yes
Internal memory	9.25 GB logging

General
Keyboard and display	OLED display (256 × 64), 32 characters by 4 rows On/Off key for one-button startup Escape and Enter keys for menu navigation Four arrow keys (up, down, left, right) for option scrolls and data entry
Dimensions (L × W × H)	269 mm (L) × 141 mm (W) × 61 mm (H) 10.6 in (L) × 5.5 in (W) × 2.4 in (H)
Weight	1.85 kg 4.08 lb

General

Keyboard and display

OLED display (256 × 64), 32 characters by 4 rows

On/Off key for one-button startup

Escape and Enter keys for menu navigation

Four arrow keys (up, down, left, right) for option scrolls and data entry

Dimensions (L × W × H)

269 mm (L) × 141 mm (W) × 61 mm (H)
10.6 in (L) × 5.5 in (W) × 2.4 in (H)

Weight

1.85 kg
4.08 lb

GNSS antenna (recommended)
Also see GNSS Antenna Chart
Zephyr™ 3 or Zephyr Model 2 series (Base, Rover, Rugged, Geodetic)	Triple-frequency GNSS (GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC), MSS, SBAS The Zephyr 3 Rugged antenna is recommended for use with the Groundworks system.
GA830	Triple-frequency GNSS (GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC), MSS, MSK, SBAS (MPS566) Triple-frequency GNSS (GLONASS, Galileo, BeiDou, QZSS), MSS, MSK Beacon, SBAS (MPS566-2) The GA830 antenna is recommended for use in marine applications.
LNA filters	Japanese LTE filtering below 1510 MHz allows antenna usage > 100 m (328 ft) from a Japanese LTE cell tower Iridium filtering above 1616 MHz allows usage > 20 m (65.6 feet) from an Iridium transmitter.

Temperature
Operating ¹	-40 °C to +65 °C (-40 °F to +149 °F)
Storage	-40 °C to +80 °C (-40 °F to +176 °F)
Humidity	93 % humidity at 40 °C for a duration of 3 hours (IEC-60945 Method 8.3)
Water Ingress Protection (IP)	IP67 for submersion to depth of 1 m (3.3 ft), dustproof
¹ Operating up to +65 °C ambient when the receiver is powered by external DC supply. Operating up to +48 °C ambient when the receiver is powered by a USB-PD batter or charger.

Shock and vibration
Pole drop	Designed to survive a 1.1 m (3.6 ft) pole drop onto a hard surface
Shock – non-operating	To 75 g, 6 ms
Shock	Operating to 40 g, 10 ms, saw-tooth
Vibration	IEC 60945 Method 8.7 Random 6.2 g RMS operating 9.8 g RMS 24 to 2000 Hz for 1 hr each axis survival

Measurements

Advanced Maxwell™ 7 technology custom GNSS chip (MPS566)

Advanced Trimble dual Maxwell 7 GNSS chipset provides 672 channels for simultaneous satellite tracking and anti-spoofing capabilities (MPS566-2)

High-precision multiple correlator for GNSS pseudorange measurements
Unfiltered, unsmoothed pseudo-range measurements data for low noise, low multipath error, low-time domain correlation, and high-dynamic response
Trimble EVEREST™ multipath signal rejection
Trimble IonoGuard™ technology for mitigation of ionospheric GNSS signal disruptions
Spectrum Analyzer to troubleshoot GNSS jamming
Trimble xFill® technology for short gaps in RTK correction messages

Multi-channel GNSS (MPS566):

BeiDou: B1, B1C, B2, B2A, B2B, B3
Galileo ²: E1, E5a, E5b, E5AltBOC, E6

Galileo HAS is supported from firmware version 6.28. Galileo HAS has reached service level 1, which means “reduced coverage and performance with respect to the Full Service”. For example, the phase biases are still missing in the correction stream. Currently, Trimble cannot guarantee the convergence time specification at least until phase biases are provided. For more information, refer to https://www.gsc-europa.eu/galileo/services/galileo-high-accuracy-service-has.
GPS: L1-C/A, L1C, L2C, L2E (Trimble method for tracking unencrypted L2P), L5
GLONASS: L1-C/A, L2-C/A, L1P, L2P, L3 Full Cycle Carrier
NavIC: L5-C/A
SBAS (4 channels): L1-C/A, L5 (EGNOS / GAGAN / MSAS / WAAS)

QZSS: L1 C/A, L1C, L1SAIF, L2C, L5, L6, L6D, L6E

QZSS CLAS is supported. QZSS CLAS provides centimeter-level nationwide positioning PPP-RTK correction service for Japan. Compact SSR correction format broadcast at 2,000 bps on the QZSS L6D signal. QZSS CLAS supports multi-GNSS including GPS, Galileo, and QZSS. Use firmware version 6.26 or later and enable QZSS L6D on the Tracking screen.

QZSS CLAS	Static (95%)	Kinematic (95%)
Horizontal accuracy	≤ 6 cm	≤ 12 cm
Vertical accuracy	≤ 12 cm	≤ 24 cm

Multi-channel GNSS (672 channels) (MPS566-2):

BeiDou: B1, B1C, B2, B2A, B2B, B3
Galileo: E1, E5a, E5b, E5AltBOC, E6 ²

Galileo HAS is supported from firmware version 6.28. Galileo HAS has reached service level 1, which means “reduced coverage and performance with respect to the Full Service”. For example, the phase biases are still missing in the correction stream. Currently, Trimble cannot guarantee the convergence time specification at least until phase biases are provided. For more information, refer to https://www.gsc-europa.eu/galileo/services/galileo-high-accuracy-service-has.
GLONASS: L1-C/A, L2-C/A, L2P, L3 Full Cycle Carrier
GPS: L1 C/A, L1C, L2C, L2E (Trimble method for tracking unencrypted L2P), L5
NavIC: L5-C/A
SBAS L1 C/A (EGNOS / MSAS / GAGAN, SDCM), L1 C/A, L5 (WAAS)

QZSS: L1 C/A, L1C, L1S, L2C, L5, L6D, L6E

QZSS CLAS	Static (95%)	Kinematic (95%)
Horizontal accuracy	≤ 6 cm	≤ 12 cm
Vertical accuracy	≤ 12 cm	≤ 24 cm

Dual-channel MSK (beacon)
Dual MSS band: Trimble CenterPoint RTX correction service, OmniSTAR and Fugro MarineStar correction services by subscription

² Galileo Commercial Authorization. Developed under a License of the European Union and the European Space Agency.

Accuracies

SBAS (EGNOS / MSAS / WAAS) positioning ³ (MPS566)

Regional SBAS (EGNOS / MSAS / SDCM / SouthPan / QZSS / WAAS) positioning ³ (MPS566-2)

Horizontal accuracy

Horizontal ± 0.50 m (1.6 ft)

Vertical accuracy

Vertical ± 0.85 m (2.8 ft)

Precise Point Positioning (PPP) (MPS566-2. Upgrade required.)

The receivers’ current capability is based on publicly available information. As such, Trimble cannot guarantee they will be fully compatible with future generations of Galileo and QZSS satellites or signals.

Galileo HAS, SL1 (global)

Horizontal ± 0.20 m (0.7 ft), Vertical ± 0.40 m (1.3 ft), Convergence 300s

Galileo HAS is supported from firmware version 6.28. Galileo HAS has reached service level 1, which means “reduced coverage and performance with respect to the Full Service”. For example, the phase biases are still missing in the correction stream. Currently, Trimble cannot guarantee the convergence time specification at least until phase biases are provided. For more information, refer to https://www.gsc-europa.eu/galileo/services/galileo-high-accuracy-service-has.

QZSS CLAS (Japan only)

Horizontal 0.07 m (0.2 ft) RMS, Vertical ± 0.12 m (0.4 ft) RMS

QZSS CLAS	Static (95%)	Kinematic (95%)
Horizontal accuracy	≤ 6 cm	≤ 12 cm
Vertical accuracy	≤ 12 cm	≤ 24 cm

Code Differential GPS positioning ⁴

Horizontal accuracy

±(0.25 m + 1 ppm) RMS ±(0.8 ft + 1 ppm)
±(250+1×D×10⁻⁶) mm (D = distance from base in km)

Vertical accuracy

±(0.50 m + 1 ppm) RMS ±(1.6 ft + 1 ppm)
±(500+1×D×10⁻⁶) mm (D = distance from base in km)

OmniSTAR/MarineSTAR positioning

VBS service accuracy

Horizontal <1 m (3.3 ft)

XP service accuracy

Horizontal 0.2 m (0.66 ft), vertical 0.3 m (1.0 ft)

HP service accuracy

Horizontal 0.1 m (0.33 ft), vertical 0.15 m (0.5 ft)

Marinestar G2 + service accuracy

Horizontal 0.02 m (0.06 ft), Vertical 0.06 m (0.20 ft), 95%

CenterPoint RTX positioning ⁵ (MPS566)

Convergence time for specified precisions

Less than 1 min in RTX Fast regions, and less than 3 minutes worldwide

Horizontal accuracy

Horizontal 2 cm (0.06 ft) RMS. Vertical 3 cm (0.1 ft) RMS.

CenterPoint RTX positioning ⁵(MPS566-2)

Convergence time for specified precisions

Less than 1 min in RTX Fast regions, and less than 3 minutes worldwide

CenterPoint RTX accuracy (with valid subscription)

Horizontal 0.02 m (0.06 ft) RMS. Vertical 0.03 m (0.1 ft) RMS.

xFill mode (limited to 5 minutes)

RTK Horizontal + 10 mm(0.03 ft)/min RMS. RTK Vertical + 20 mm(0.06 ft)/min RMS

xFillX-RTX mode (with valid CenterPoint RTX subscription)

Horizontal 0.03 m (0.01 ft) RMS. Vertical 0.07 m (0.2 ft) RMS.

Trimble xFill positioning (Precise Rover) (MPS566)

xFill

RTK + 10 mm (0.03 ft)/min horizontal + 20 mm (0.06 ft)/min vertical RMS

RTK positioning ⁴ (Precise Rover)

Horizontal accuracy

8 mm + 1 ppm RMS (0.026 ft + 1 ppm RMS)
±(8+1×D×10⁻⁶) mm (D = distance from base in km)

Vertical accuracy

15 mm + 1 ppm RMS (0.05 ft +1 ppm RMS)
±(15+1×D×10⁻⁶) mm (D = distance from base in km)

Networked RTK (MPS566-2) (Precise Rover) ⁶

Horizontal accuracy

8 mm + 0.5 ppm RMS
±(3+0.5xDx10⁻⁶) mm (D = distance from base in km)

Vertical accuracy

15 mm + 0.5 ppm RMS
±(5+0.5xDx10⁻⁶) mm (D = distance from base in km)

Fast Static (MPS566) (Precise Rover)

Horizontal accuracy

3 mm + 0.5 ppm RMS
±(3+0.5×D×10⁻⁶) mm (D = distance from base in km)

Vertical accuracy

5 mm + 0.5 ppm RMS
±(5+0.5×D×10⁻⁶) mm (D = distance from base in km)

High-Precision Static (Precise Rover)

Horizontal accuracy

3 mm + 0.1 ppm RMS (0.01 ft +0.1 ppm)
±(3+0.1×D×10⁻⁶) mm (D = distance from base in km)

Vertical accuracy

3.5 mm + 0.4 ppm RMS (0.011 ft +0.4 ppm)
±(3.5+0.4×D×10⁻⁶) mm (D = distance from base in km)

Precise Attitude ⁴ – Internal or with incoming Moving Base CMRx corrections

Heading precision, 2 m baseline

0.09° RMS

Heading precision, 10 m baseline

0.05° RMS

Pitch / Roll precision (INS enabled)

MPS566: 0.1° RMS (INS option) or 1° RMS (Attitude option)

MPS566-2: 0.05° RMS (INS option) or 1° RMS (Attitude option)

Velocity

Doppler horizontal accuracy

0.008 m/s RMS

Doppler vertical accuracy

0.025 m/s RMS

³ Depends on SBAS system performance.

⁴ Accuracy and reliability may be subject to anomalies such as multipath, obstructions, satellite geometry, interference and atmospheric conditions. MPS566-2: Initialization reliability is continuously monitored to ensure highest quality). Always follow recommended survey practices.

⁵ Receiver accuracy and convergence time varies based on GNSS constellation health, level of multipath, and proximity to obstructions such as large trees and buildings.

⁶ Networked RTK PPM values are referenced to the closest physical base station.

Initialization time
Regular RTK operation with base station	Single/Multi-base
Initialization	2 to 8 seconds
Initialization reliability ⁸	>99.9%
⁸ May be affected by atmospheric conditions, signal multipath, and satellite geometry. Initialization reliability is continuously monitored to ensure highest quality.

Power
Internal	N/A
External (also see External power)	Power input on 7-pin 0-shell LEMO connector is optimized for lead acid batteries with a cut-off threshold of 11.5 V, maximum 28 V DC Power input on the 26-pin D-sub connector is optimized for Trimble Lithium-ion battery input with a cut-off threshold of 10.5 V Power source supply (internal/external) is hot-swap capable in the event of power source removal or cut off USB-PD input from device capable of 15 V @ 2 A DC external power input with over-voltage protection Receiver automatically turns on when connected to external power
Power over Ethernet (PoE)	N/A
Power consumption	7.7 W in rover mode, dual-GNSS active 8.0 W in rover mode with internal receive radio, dual-GNSS active

Regulatory approvals
Marine Equipment: IEC 60945:2002 Section 8, Protected Also see Compliance notices

Regulatory approvals

Marine Equipment: IEC 60945:2002 Section 8, Protected

Also see Compliance notices

Communications
Serial 1 (COM1)	7-pin 0S LEMO, serial 1, 3-wire RS-232
Serial 2 (COM2)	26-pin D-sub, serial 2, 5-wire RS-232, using adapter cable
Serial 3 (COM3)/CAN	26-pin D-sub, serial 3, 3-wire RS-232, using adapter cable (selectable), 2-wire CAN output (NMEA 2000) (selectable)
1PPS (1 pulse-per-second)	Supported on both LEMO and 26-pin D-sub
Event In	Supported on LEMO
USB	USB v2 (supports USB-PD)
Ethernet	Through a multi-port adapter (P/N 57168)
Wi-Fi	Fully-integrated, fully-sealed 2.4 GHz Wi-Fi module Simultaneous Access Point (AP) and Client modes
Bluetooth wireless technology ⁸	Fully-integrated, fully-sealed 2.4 GHz Bluetooth module
Internal LTE modem (MPS566)	Fully-integrated, fully-sealed LTE compliant module Bands 1:2:3:4:5:7:8:12:18:19:20:28 (Verizon not supported)
Internal LTE modem (MPS566-2)	Fully-integrated, fully-sealed LTE compliant module Nano-SIM card Verizon supported FDD-LTE: bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 66 TD-LTE: bands 38, 40, 41 UMTS (WCDMA/FDD): bands 1, 3, 2, 4, 5, 6, 8, 19 Quad Band GSM: 850, 900, 1800, 1900 MHz
⁸ Bluetooth type approvals are country specific. For more information, contact your local Trimble office or representative.

Network protocols
HTTP (web browser interface)	HTTP, HTTPS
NTP Server	Yes
TCP/IP or UDP	Yes
NTRIP	NTRIP v1 and v2, Client, Server, and Caster modes
mDNS/uPnP Service discovery	Yes
Dynamic DNS	Yes
eMail alerts	Supports SSL/TLS secure email servers

Integrated UHF radio (MPS566)
Also see Internal radio and Compliance notices
	Fully-integrated, fully-sealed internal radio 403 to 473 MHz OR 902 to 928 MHz; Rx/Tx
450 MHz	12.5 or 25 kHz spacing configurable by Trimble dealer
Sensitivity	-114 dBm (12 dB SINAD)
Transmit power (450 MHz)	0.5 W, 2.0 W (2.0 W available only in certain countries)
Transmit power	N/A
900 MHz	Fully-integrated, internal 900 MHz; Rx only
Frequency approvals (902 to 928 MHz)	Australia/New Zealand, Canada, USA
Frequency approvals (403 to 473 MHz)	Worldwide and depending on the local required licensing

Integrated UHF radio (MPS566-2)
Also see Internal radio and Compliance notices
	Dual-band (selectable): 410 to 475 MHz: Worldwide excluding S. Africa, Thailand, and UAE (depending on the local licensing) (P/N MAR‑MPS566‑2‑50). 900 MHz: Fully integrated, internal 900 MHz radio; Tx/Rx 1 W transmit power (P/N MAR‑MPS566‑2‑50). 450 MHz only (ETSI compliant for S. Africa, Thailand, and UAE): 403 to 473 MHz (P/N MAR-MPS566-2-40). No UHF (P/N MAR-MPS566-2-00).
450 MHz	12.5 kHz or 25 kHz spacing available
Sensitivity	-114 dBm (12 dB SINAD)
Transmit power	0.5 W, 1.0 W (configured by Trimble Dealer)
Frequency approvals	Worldwide and depending on the required local licensing
900 MHz	Fully-integrated, internal 900 MHz; Tx/Rx (1.0 W)
Frequency approvals (902 to 928 MHz)	Australia, Canada, USA

Internal MSS Demodulator (L-Band)
Channels	Two
Frequency range	1525 to 1559 MHz
Correction services	Trimble CenterPoint RTX, OmniSTAR, and Fugro MarineStar. Correction services supported are subject to regional availability.

Internal MSK Beacon receiver
Channels	Two
Frequency range	283.5 to 325.0 kHz
Channel spacing	500 Hz
MSK bit rate	50, 100, and 200 bps
Demodulation	Minimum shift key (MSK)
Antenna	Trimble GA830

Cellular support
Internet-based correction streams: (Trimble IBSS, Trimble VRS Now™, NTRIP)	Internal LTE modem Connected smartphone Connected Trimble controller (Siteworks, Trimble Access™) Siteworks v1.60 and later supports the MPS566 / MPS566-2 receiver as a single antenna rover (no precise GNSS Heading).
Carriers	Bands 1:2:3:4:5:7:8:12:18:19:20:28 (Verizon not supported)
Remote access	Using DynDNS and appropriate service

Input/Output
Correction inputs	CMR, CMR+™, CMRx, RTCM 2.x, RTCM 3, RTCM 3.3 (MSM), MSS (Marinestar, Trimble CenterPoint RTX)
Data outputs	NMEA 0183, NMEA 2000, GSOF, 1PPS Time Tags, RT17, RT27. See I/O Configuration menu.
Data inputs	Event
Maximum data rate	100 Hz (depending on data type)

Features and upgrades
Standard features	RTX Rover, GPS, GLN, BDS, GAL, QZSS, SBAS, 3F, xFill, Wi-Fi (AP, Client), LTE, Logging
Raw data logging (.T02, .T04)	9.25 GB internal. External data logging to USB-C flash drive (recommended 32 GB). See Data Logging menu.
Precision upgrades	See Available upgrades.
Feature upgrades	See Available upgrades.