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Part #:

Model: TY91


Trig Avionics


VHF Radio System, 14V

Part Number :

  • VHF Radio, powered by 11 – 33 volts and has an output of 6 watts
  • Can be set at 25 kHz and 8.33 kHz
  • Receiver - Class C, Class E / Transmitter - Class 4, Class 6
  • 6 Watt power output
  • Compact and light weight
  • Take up minimal space and weight
  • Dual watch and two place intercom
  • Operation is simple, rapid frequency selection
  • Nine programmable memories
  • Can be battery operated
  • Full certified
  • Compliment Trig's TT21 and TT22 Mode S Transponders
  • Control head and separate radio hardware unit, can be purchased together or separate  (see part number chart below)
  • Flexible installation options due to 2 piece design
  • Can be mounted in a standard 2 1/4" hole or even smaller compact mount
  • Once fitted, the depth of the radio control head is less than 1 1/2" deep
  • Includes built in speaker amplifier, allowing headset free operation option
  • Crisp display, visible in all lighting conditions
  • TY91 is a lower powered model, ideal for light sport, ultra light, glider and balloon pilots and majority of GA users (See TY92 for a higher powered option)

Additional Information: View Trig TY91 / Becker AR 4201 Comparison Click Here to download the TY91 Installation Manual 


Type: Receiver - Class C, Class E; Transmitter - Class 4, Class 6 Certification: ETSO-2C169a, ETSO-2C128, TSO-C169a, TSO-C128a
Compliance: ED-23C, ED-67, DO-186B, DO-178B Level B, DO-160F, DO-254 Level C Supply Voltage: 11-33 Vdc
Typical Current Consumption: 200 mA receive 2A transmit @ 14V Nom.Transmitter Power: 6 W
Operating Temp: -40 to +70°C Radio; -20 to +70°C Controller Cooling: No fan required
Weight: 1.01 lbs Dimensions (Controller):  1.73"H x 2.48"W x 1.37"D w/out connector
Dimensions (Radio): 1.88" H x 2.59"W x 6.29"L Connector: D-Type connector fitted
Part Number VHF Radio Description:
01079-00 Complete (Controller & Remote Unit)
00883-00 Remote Unit Only
00857-00 TC90 Controller (used in p/n 01079-00)


- VHF Radio Remote Unit, 14V
Price Condition Status
- VHF Radio System, 14V
Price Condition Status