Trig TY91 Dual Control VHF Transceiver

The Trig TY91 Dual Control VHF Transceiver is a compact certified aircraft communications radio configuration designed around one radio unit and two control heads. Manufacturer part number 01451-00.

The dual-control arrangement allows the TY91 radio to be operated from two cockpit positions, making it suitable where radio access is required from either seat. Its separate controller and radio-unit architecture supports installation where panel space is limited.

• 8.33 kHz channel-capable VHF communications radio
• Dual Watch function for monitoring two channels
• Two-controller configuration for tandem cockpits
• Push Step frequency-selection function
• Built-in two-place intercom with headset microphone-gain adjustment
• External-speaker amplifier and auxiliary input
• Compatible with selected EFIS and GPS integrations for remote control and frequency transfer, subject to installation configuration
• Nominal transmitter output: 6 W
• DC supply range: 11–33 V
• Published certification: ETSO-2C169a, ETSO-2C128, TSO-C169a and TSO-C128a

The panel controller is published at 74 mm installed depth when fitted with its D-type connector. Refer to the applicable Trig documentation for approved installation, wiring, configuration and operational requirements.

Documentation: Trig TY91/TY92 Compact Radio product information and TY91/TY92 Installation Manual.