Voltmeter telex Because different headsets have different

Because different headsets have different power requirements

David Clark H10-76 Aviation Headset

PS Engineering's PM-1200 is a two place panel mount intercom designed for the loudest of aircraft

To reduce power consumption and internal heat buildup

This new intercom system will be able to tame the noise of cockpits such as the P-51

Voltmeter telex Because different headsets have differentUMA 1 1 4" Engine Instruments are totally electronic, powered from the aircraft's regulated 14V or 28V system. Signals from remote mounted sensors, and transducers are processed and displayed on a analog dial with easy to read markings. Each instrument uses a rugged aircore meter movement for vibration resistance and repeatability. All available in TSO and Non TSO'd. Custom markings and lighting available probes and sensors not included (call for