Appendices
48 Test Bed Receiver Subsystem Addendum – Rev 1
E TEST BED RECEIVER - TECHNICAL SPECIFICATIONS PHYSICAL
Size 448.8 x 361 x 183.5 mm (without the 19” mounting brackets)
Weight 10.2 kg
ENVIRONMENTAL
Operating Temperature -25° C to +55° C with 1 m3 / minute air flow
Storage Temperature -40° C to +85° C
Humidity 10-80%
Altitude 3,000 metres
[May operate above 3,000 m in a controlled environment, however is not certified as such.]
POWER INPUT
Connector 3-position chassis jack
Voltage 22-30 V DC
Current 1.5 A continuous; 3.0 A peak
TEST BED RECEIVER SUBSYSTEM PERFORMANCE (Subject To GPS System Characteristics)
Frequency GPS: L1(1575.42 MHz), L2 (1227.6 MHz) GLONASS: L1(1602 – 1615.5 MHz)
Code tracked GPS L1-C/A Code, GPS L2 P Codeless, WAAS GEO C/A Code, GLONASS L1 C/A code, and
GEO SVN (PRN 120-138)
Satellite Tracking GPS GEO 12 GPS L1-C/A (Narrow) / L2 (Codeless)
or 10 GPS L1/L2 and 1 GEO (Wide)
or 8 GPS L1/L2 and 2 GEO (Wide)
Channels GPS GLONASS 12 GPS L1-C/A (Narrow) and 6 GLONASS L1-C/A (Narrow)
Position Accuracy Stand-alone 40 metres CEP (SA on), GDOP < 2
Time Accuracy (relative) 50 nanoseconds (SA off)
250 nanoseconds (SA on)
Pseudorange L1 GLONASS (C/A, Narrow) 20 cm RMS, C/No > 44 dBHz, BW = 0.05
Measurement L1 GPS (C/A, Narrow) 10 cm RMS, C/No > 44 dBHz, BW = 0.05
Accuracy L1 GPS (C/A, Wide) 1 m RMS, C/No > 44 dBHz, BW = 0.05
L2 GPS 50 cm RMS, C/No > 30 dBHz, BW = 0.05
Single Channel L1 GLONASS 6 mm RMS, C/No > 44 dBHz, Loop BW = 15Hz
Phase Accuracy L1 GPS 3 mm RMS, C/No > 44 dBHz, Loop BW = 15Hz
L2 GPS 5 mm RMS, C/No > 30 dBHz, Loop BW = 0.2Hz
Raw Data GPS GLONASS 1 phase and code measurements per second
Availability Rate GPS GEO 1 phase and code measurements per second
Almanac data < 15 minutes after reset
Time to First Fix 100 seconds (95%) with stabilized internal and external oscillators.
15 minutes maximum from start of cold receiver. No initial time, almanac or position required.
Re-acquisition L1 GPS/GLONASS 5 seconds C/No = 44 dB-Hz, 10 seconds C/No = 38 dB-Hz
L2 GPS 45 seconds C/No = 41 dB-Hz, 60 seconds C/No = 35 dB-Hz
GEO 10 seconds C/No = 44 dB-Hz
Height Measurements Up to 18,288 metres (60,000 feet) maximum
[In accordance with export licensing, the card is restricted to less than 60,000 feet.]