Model:A326 GNSS Smart Antenna
GNSS Receiver Specifications
Receiver Type:  GNSS Position RTK Receiver
Signals Received:  GPS, GLONASS, Galileo, BeiDou, QZSS Channels: 4,5 572 / 488
GPS Sensitivity:  -142 dBm
SBAS Tracking:  3-channel, parallel tracking
Update Rate:  10 Hz standard, 20 Hz optional (with
 subscription)
Timing (1PPS) Accuracy:  20 ns
Cold Start:  < 60 s typical (no almanac,
 ephemeris, position, or RTC)
Warm Start:  < 30 s typical (almanac and RTC)
Hot Start:  < 10 s typical (almanac, ephemeris,
 position, and RTC)
Maximum Speed:  1,850 kph (999 kts)
Maximum Altitude:  18,288 m (60,000 ft)
Positioning Accuracy
Horizontal Accuracy:  RMS (67%)  2DRMS (95%)
RTK: 1,2  8 mm + 1 ppm 15 mm + 2 ppm L-Band: 1,3 0.08 m  0.16 m
SBAS (WAAS): 1  0.3 m  0.6 m Autonomous, no SA: 1  1.2 m   2.5 m
L-Band Receiver Specifications
Receiver Type:  Single Channel
Channels:  1530 to 1560 MHz
Sensitivity: -140 dBm
Channel Spacing:  5.0 kHz
Satellite Selection:  Manual and Automatic
Reacquisition Time:  15 seconds (typical)
Communications
Serial Ports: 2 full-duplex RS-232, CAN
Interface Level: Atlas GNSS (WebUI)
Baud Rates: 4800-115200
Correction I/O Protocol:  Hemisphere GNSS proprietary, RTCM
 v2.3 (DGPS), RTCM v3 (RTK)
Data I/O Protocol:  NMEA 0183, NMEA 2000, Hemisphere
 GNSS binary, Bluetooth 2.0 (Class 2),
 Wi-Fi
Timing Output:  1PPS, CMOS, active high, rising edge
 sync, 10 kΩ, 10 pF load
Event Marker Input:  CMOS, active low, falling edge sync,
 10 kΩ, 10 pF load