Dual Bendix Compass System ' CSC Magnetic Standby Compass 1 each ... ,..*-v. 18841-1A Compass Coupler 2 each . ,. . COCKPIT VOICE RECORDER Fairchild A-100 Cockpit Voice Recorder .. - DISTANCE MEASURING EQUIP' . . - ,- . '!-,' Collins 339F-i2C Dist/GS/TTS Indicator 622.2176-601 1 each Collins ONE-40 Interrogator . 622-12