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GPSMAP 292/298 Owner’s Manual
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PPENDIX
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PECIFICATIONS
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PPENDIX
Specifications
Physical Specifications
Size: (Internal Antenna) 6.2" H x 6.30" W x 3.14" D  
 
 
        (15.7 cm x 16.0 cm x 8.0 cm)  
        (External Antenna) 6.2" H x 6.30" W x 3.26" D  
 
 
        (15.7 cm x 16.0 cm x 8.3 cm)
Weight: Less than 2.0 lb
Display:  5.0" diagonal (12.7 cm) 256-color TFT display with 
backlighting (234 x 320 pixels) 
Case:  Fully gasketed, high-impact plastic alloy, waterproof to  
IEC 529-IPX-7 
Temp. Range:  5°F to 158°F (-15°C to 70°C) 
Performance
Receiver:  Differential-ready 12 parallel channel WAAS-capable 
receiver 
Acquisition Times:  
 
Warm: Approx. 15 seconds  
 
Cold: Approx. 45 seconds 
 
AutoLocate: Approx. 2 minutes 
Update Rate: 1/second, continuous 
GPS Accuracy
  Position: <15 meters (49 feet), 95% typical* 
  Velocity: 0.05 meters/sec steady state 
WAAS Accuracy
  Position: <3 meters (10 feet), 95% typical*  
  Velocity: 0.05 meters/sec steady state 
  Dynamics: 6gs 
* Subject to accuracy degradation to 100 m 2DRMS under the U.S. DOD-imposed Selective 
Availability Program.
Power
Source: 10-33 V DC 
Usage: 14 watts max. at 13.8 vDC
Fuse: AGC/3 AG-3 Amp 
Sonar
Sounder Power:  500 watts (RMS) 
4,000 watts (peak to peak) 
Dual Frequency:  50/200 kHz (40°/10°) frequency  
1,500 foot max depth*
Dual Beam:  80/200 kHz (40°/14°) frequency 
900 foot max depth*
* Depth capacity is dependent on water salinity, bottom type, and other water conditions.