Trimble Outdoors r7 Manuale Utente

8       Specifications

8 2      Trimble R7/R8 GPS Receiver User Guide

Table 8.3 lists technical specifications for the Trimble R7.

 

 

Tracking

24 Channels L1 C/A Code, L2C, L1/L2 Full Cycle 
Carrier, WAAS/EGNOS support

Fully operational during P-code encryption

WAAS satellite tracking

Signal processing

Maxwell V architecture

Very low-noise C/A code processing

Multipath suppression

Start-up

Cold start: < 60 seconds from power on

Warm start: < 30 seconds with recent ephemeris

Initialization

Automatic while moving or static

Minimum 
initialization time

10 sec + 0.5 

× baseline length (km)

Communications

Three RS-232 serial ports (Port 1, Port 2, and Port 3)

Baud rates up to 115,200 bps

RTS/CTS flow control negotiation supported on Port 3 
only

One USB port (download only)

Configuration

Via user-definable application files or GPS 
Configurator

Output formats

NMEA-0183: AVR; GGA; GSA; GST; GSV; 
PTNL,GGK; PTNL,GGK_SYNC; HDT; PTNL,PJK; 
PTNL,PJT; ROT PTNL,VGK; VHD; VTG; ZDA

GSOF (Trimble Binary Streamed Output)

1PPS

RT17