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Part #: 011-01768-20

Model: GWX-70R




Weather Radar (Reduced Scan)

Part Number :

  • Doppler Weather Radar w/ Reduced Scan (R)
  • Advanced solid-state transmitter
  • All in one antenna/receiver/transmitter design
  • Available with various antenna sizes - see PN chart below for details
  • Collects real-time precipitation intensity
  • Horizontal scan angles of up to 120°, focus scanning on certain areas
  • Vertical scanning
  • Weather Attenuated Color Highlight (WATCH™) can identify areas beyond the radar's capability that may contain hazardous areas of precipitation
  • In most installations, the GWX70 is a direct replacement for the GWX68
  • Compatible with most Garmin Displays, including GTN 750/725, G1000, GMX200, MX20, G600/G500/G500H
  • When integrated with the aircraft's analog gyro or AHRS system, the GWX70 offers full radar stabilization to 30° of pitch and roll.
  • Ground mapping mode provides a real-time depiction of the terrain below you
  • Uses 40W of power
  • Additional software upgrades enable turbulence detection


Operational mode: Weather (WX): green, yellow, read (Magenta is reserved for display of the optional turbulence detection function); Ground Mapping (MAP): Cyan, Yellow, Magenta, Blue 
Display Ranges: 2.5, 5, 10, 20, 40, 80, 160 & 320 nm (MX20; GMX200); Selectable 2.5, 5, 10, 20, 40, 60, 80, 100, 120, 160, 240 & 320 nm (G1000, G600/500, GTN750 series).
Performance Index: 18" Antenna: 227 dB 12" Antenna: 221 dB 10" Antenna: 218 dB 
Weather Avoidance: 18" Antenna: 320 nm max 12" Antenna: 320 nm max 10" Antenna: 285 nm max  
RX sensitivity:  -126 dBm MDS 
Manual gain: +12 to -64 dB (G1000; G600/G500; GTN 750 series); +3.5 to -28 db (MX20; GMX200) 
Antenna bandwidth: 18" Antenna: 5.3° 12" Antenna: 7.8° 10" Antenna: 9.0° 
Horizontal scan angle: Pilot adjustable: 20, 40, 60 or 120° (G1000; G600/G500; GTN750 series); 20 or 120° (MX20; GMX200) 
Scan centerline: Pilot adjustable 
Scan rate: 12 looks per minute 
Manual tilt: ±15°
Vertical scan angle: 60° (G1000; G600/500; GTN750 series); 10 - 60° (MX20; GMX200)
Mechanical Size: Width 8" Diameter Base Depth 6.3"
Weight: with 18" antenna: 12.7 lbs with 12" antenna: 9.5 lbs with 10" antenna: 9.3 lbs
Operating temperature range: -55°C to +70°C
Humidity: 95% non-condensing
Altitude Range: -1500 feet to 55000 feet
TSO Compliance: C63d, Class 7
Environment Category: RTCA DO-160F
Power Requirements: 14/28 Vdc; 2.0 amps
Transmitter Power: 40 Watts nom, 36 Watts max
Output Frequency Range: X-Band (9.3 to 9.5 GHz)
Pulse Width: 1.6, 3.2, 6.4 or 13.6 Microseconds
STC Logic: Effective to 80 nm
Extended STC: 80 nm to 320 nm
Stabilization: ±30° combined pitch, roll and manual tilt
Max Altitude: 55000 feet (unpressurized)
Target Alert: G1000, G600/G500 and GTN750 series only) Annunciates targets (between 80 and 320 nm) that are beyond displayed range on radar screen
Interface: Garmin HSDB (G1000, G600/G500 and GTN750 install); ARINC 429/453 (MX20, GMX2000 install)
Part Number Description:
010-00676-20 Shipping Level PN for R/T, 10"Antenna, Install Kit
010-00676-21 Shipping Level PN for R/T, 12"Antenna, Install Kit
010-00676-22 Shipping Level PN for R/T, 18"Antenna, Install Kit
010-00676-24 Shipping Level PN for R/T, 12"Antenna
010-00676-25 Shipping Level PN for R/T, 18" Antenna
010-00793-20 Shipping Level PN for R/T only
011-01768-20 Actual Unit PN


- Weather Radar R/T (Reduced Scan)
Price Condition Status

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