Garmin Garmis GPS Smart Antenna GP35-LVC - Manual (Page 7)

3
2) Input current: 120 mA typical 140 mA max -LVx versions, 20 mA while in power down.
870mW typical 1000mW max -HVx version, 300uA while in power down.
3) Backup power: 3V Rechargeable Lithium cell battery, up to 6 month charge.
4) Power Down Input: 2.7V threshold
1.4.4 Performance
1) Tracks up to 12 satellites (up to 11 with PPS active)
2) Update rate: 1 second
3) Acquisition time
- 15 seconds warm (all data known)
- 45 seconds cold (initial position, time and
almanac known, ephemeris unknown)
- 5.0 minutes AutoLocate
TM
(almanac known,
initial position and time unknown)
- 5 minutes search the sky (no data known)
4) Position accuracy:
Differential GPS (DGPS): 5 meters RMS
Non-differential GPS: 15 meters RMS (100 meters with Selective Availability on)
5) Velocity accuracy: 0.2 m/s RMS steady state (subject to Selective Availability)
6) Dynamics: 999 knots velocity, 6g dynamics
7) One-pulse-per-second accuracy: +/-1 microsecond at rising edge of PPS pulse (subject to Selective
Availability)
1.4.5 Interfaces
1) Dual channel CMOS/TTL level (-xVC versions) or RS-232 compatible level (-xVS versions), with
user selectable baud rate (300, 600,1200, 2400, 4800, 9600, 19200)
2) NMEA 0183 Version 2.0 ASCII output (GPALM, GPGGA, GPGSA, GPGSV, GPRMC, GPVTG,
PGRME, PGRMT, PGRMV, PGRMF, LCGLL, LCVTG)
Inputs
- Initial position, date and time (not required)
- Earth datum and differential mode configuration command, PPS Enable, almanac
Outputs
- Position, velocity and time
- Receiver and satellite status
- Differential Reference Station ID and RTCM Data age
- Geometry and error estimates
3) Real-time Differential Correction input (RTCM SC-104 message types 1,2,3 and 9)