ARN-72 TACAN Radio
Introduction
The Tactical Air Navigation (TACAN) system is a navigational aid, capable of providing bearing and slant range in nautical miles to a beacon.
The AN/ARN-72 TACAN features a powerful receiver-transmitter that functions as an airborne interrogator-responser to provide range information to other AN/ARN-72 TACAN equipped aircraft, and slant range to surface beacons.
Controls
Dual Rotary Switch—Outer Knob
Sets the first two digits (0-12) of the TACAN channel.
Dual Rotary Switch—Inner Knob
Sets the last digit (0-9) of the TACAN channel.
Volume Control Knob
Regulates the volume of the signal to the headset.
Power Switch
The power switch has four positions: OFF, REC, T/R, A/A.
| Selection | Description |
|---|---|
| OFF | Set is inoperative. |
| REC | Bearing information and station identification are available. |
| T/R | Bearing and distance information and station identification are available. |
| A/A | Bearing information and station identification are available. |
Tacan Range Indicator
Displays range to the station in nautical miles.
