Description:
Low-Power Solution. Thales Navigation has combined its proven precision GPS positioning technology and high-performance OEM expertise to develop the low-cost A12 OEM board. About half the size of a business card. A12 incorporates several features traditionally associated with high-end GPS receivers, making it the preferred choice for system integrators and OEM providers. Using unique software algorithms and the latest GPS technology, Thales Navigation has optimized the A12 for fleet management, vehicle tracking, mobile data, car navigation, telematics, and handheld computing. The A12 supports differential remote operation and is capable of tracking Satellite Based Augmentation Systems (SBAS – WAAS/EGNOS/MSAS) satellites to provide precise DGPS positioning. A12 OEM board has the same dimensions and interface as its predecessor, the G8TM OEM board, but consumes only 0.23 watts of power. Innovative Features The A12 OEM board, from Thales Navigation, has been designed to minimize the impact of common mobile application challenges such as satellite visibility obstruction and GPS signal multipath found in urban canyons and other extreme environments. The A12 utilizes advanced satellite reacquisition techniques, enabling the unit to reacquire a satellite, previously hidden from view, in less than one second after reappearing. With capabilities like these, you can rest assured that the A12 delivers reliable, consistent position reports under the toughest conditions. Compatibility A12 OEM board is hardware compatible with the Ashtech® G8 OEM board. A12 has the same dimensions, mounting holes, and identical I/O connector pin-out as G8. A12 is available enclosed in a shield case with I/O connector for cable interface, or in a mechanical shield case. A12 is also available in a rugged sensor enclosure for easy evaluation. Evaluation and Development Kit The A12 Evaluation and Development Kit for system integrators and OEM developers is available to assess A12 performance, begin development, and fully incorporate A12 into your application. It includes an A12 housed in an easy-to-use enclosure, antenna, cables, and everything you need to integrate the A12, including the Windows-based Ashtech Evaluate software. Use the kit with confidence to prove the power and productivity of the A12 in all your GPS mobile applications. Real-time Accuracy: 1m Single Frequency: Yes Dual Frequency: No Static Mode: Yes Kinematic Mode: Yes Real-time position accuracy- autonomous: 3.0 m (CEP), 5.0 m (95%) Real-time position accuracy- differential: 0.8 m (CEP), 1.5m (95%) Velocity Accuracy (knots): 0.1 (95%) Real-time accuracy (knots) - percentage: 95 Time to First Fix: re-acquisition (seconds): 1 Time to First Fix: Cold (seconds): 150 Time to First Fix: Warm (seconds): 45 Time to First Fix: Hot (seconds): 10 Channels: 12 Channels: L1 GPS code and carrier: 10 Channels: SBAS (WAAS/EGNOS/MSAS):2 Position data Output: Yes Position Data Rate (Hz): 1 Ouput: NMEA-0183 version: 3 1PPS timing signal (5V TTL): Yes 1PPS timing signal (5V TTL): Precision - stand-alone (ns): 1 msec User-definable datums: Yes RTCM Mode: Remote RTCM Message Types: 1, 3 and 9 Data Link: minimum (bps): 1200 Operating Temp Min (°C): -30 Operating Temp Max (°C): 80 Storage Temp Min (°C): -40 Storage Temp Max (°C): 85 Power Consumption: receiver (W): 0.23 to 0.25 Input voltage: 3.3 to 5 VDC Unit Height (inches): 0.52 Unit Width (inches): 1.58 Unit Length (Inches): 2.41 Unit Height (mm): 13.3 Unit Length (mm): 61.2 Unit Width (mm): 40 Weight (oz): 1.6 Weight (gm): 45.4 Connector: SMB Vibration: 5 - 20Hz, 0.008g 2/Hz 20 - 100Hz, 0.05g 2/Hz, 100 - 900Hz Vibration: Sine Sweep (maximum-KHz): 5 - 20 HZ Humidity (percent): 95% non-condensing Speed (max) - knots: 1000 Speed (max) - km/h: 514 m/s Altitude (max) - feet: 60,000 Altitude (max) - meters: 18,288 Development Kit: Yes
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Specification:
STANDARD FEATURES: 12-channels, continuous tracking 10 GPS + 2 SBAS configuration L1 frequency, C/A code (SPS) DGPS ready (Remote) 1-Hz update rate 1 PPS Speed (max) 514 m/s (1,000 knots) Altitude (max) 18,288 m (60,000 ft) ACCURACY: Real Time Position: Autonomous: - Horizontal CEP 3.0 m (9.843 ft) - Horizontal 95% 5.0 m (16.48 ft) SBAS (WAAS/EGNOS/MSAS): - Horizontal CEP 1.0 m (3.28 ft) - Horizontal 95% 3.0 m (9.843 ft) DGPS: - Horizontal CEP 0.8 m (2.62 ft) - Horizontal 95% 1.5 m (4.92 ft) Acquisition Time: Typical Acquisition Time: - Hot start <10 sec - Warm start <45 sec - Cold start <150 sec Typical Reacquisition Time: - Total satellite blockage for < 20 seconds: 1–2 sec - Total satellite blockage for < 180 seconds: 3–5 sec COMMUNICATION: Standard NMEA–0183 V3.0 interface utilizing common Ashtech OEM receiver command set Differential remote operation using RTCM V2.2 Message Types 1, 3 and 9. Software-selectable baud rate ranging from 1200 bps to 115K bps A12 OEM BOARD: Operating Temp: –30°C to +80°C (–22°F to 176°F) Storage Temp: –40°C to +85°C (–40°F to 185°F) Humidity: 95% RH, non-condensing Vibration: - 5-20 Hz 0.008 g 2 /Hz, - 20-100 Hz 0.05 g 2 /Hz - 100-900 Hz 3 dB/octave Size: - Version 1 (with shield case): inches 1.58 x 2.41 x 0.52, mm 40 x 61.2 x 13.3 - Version 2 (without shield case): inches 1.54 x 2.36 x 0.51, mm 39 x 60 x 13 Weight: - A12 (Version 1) 1.6 oz. (45.4 gr) - A12 (Version 2) 0.7 oz. (18.0 gr) Primary Voltage: 3.3 to 5.0 VDC Current Consumption: 55-70 mA - Power (typical) 230 to 250 mW @3.3 to 5.0 VDC - Back-up Voltage 2.7-3.6 VDC = 6 µA I/O Ports - 1 full-duplex serial port (TTL compatible) for primary I/0 - 1 half-duplex serial port (TTL compatible) for RTCM input A12 SENSOR: Operating Temp: –30°C to +70°C (–22°F to 158°F) Storage Temp: –40°C to +85°C (–40°F to 185°F) Size: inches 4.38 x 4.12 x 1.16 mm 111.2 x 104.6 x 29.5 Weight: 8.5 oz. (240.0 gr) I/O Ports: 2 RS-232 Ports Input Voltage: 10-18 VDC Current Consumption: 70-90 mA Power Consumption (typical): 1 watt ANTENNA: For information about compatible antennas or antenna accessories, please contact Thales Navigation directly. EVALUATION AND DEVELOPMENT KIT: Kit includes: - PC compatible Evaluate and Mission Planning Software - A12 Evaluator: A12 receiver in a rugged enclosure with 12 VDC power supply and RS-232 interface. - Magnetic-mount antenna with cable - Null modem cable and RS-232 interface cable with integral power connector - Power source adapters (auto lighter adapter, AC adapter) Position accuracies are based on tests calculated in low multipath environment under clear sky conditions. Accuracy may degrade in high multipath environments. Assumes that at least 4 GPS satellites are clearly visible.
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