Davtron M803 Digital Clock

The Davtron M803 Digital Clock is a sophisticated and reliable tool for pilots, offering a range of features, including precise timekeeping, a stopwatch, a countdown timer, and a voltage display for monitoring aircraft electrical health.

Davtron Model 803’s high-contrast display ensures easy readability in various lighting conditions, while its compact and durable design fits seamlessly into standard panel cutouts. With user-friendly controls and a battery backup for uninterrupted performance, the M803 is an essential, versatile timepiece for any cockpit, enhancing both safety and efficiency in flight operations.

Davtron M803 Features

Standard 2-1/4 inch internal mount
3-button faceplate
Flight time with alarm
Universal time 24-hour format
Local time 12 or 24-hour format
Elapsed time with countdown timer and alarm
Voltage monitor
Outside air temperature displayed in both Celsius and Fahrenheit
Liquid crystal display (LCD)
Orange backlighting
Night illumination
Keep alive battery option
Laser engraved faceplate
FAA-PMA approval
Made in USA

Davtron Model M803 Electrical and Mechanical Diagram

Davtron M803 Continuing Airworthiness

The Model 803 requires a battery exchange on a minimum of two years if the “AA” battery is used as a memory supply. If the aircraft’s hot wire is used on Pin 9 for the memory, no continuing airworthiness is required.

Davtron M803 Digital Clock Variations

803-5V	UT, LT, FT & ET DIGITAL CLOCK 5 VOLT LIGHTING, VOLTMETER, OAT (F & C) (TEMPERATURE PROBE INCLUDED)
803-14V	UT, LT, FT & ET DIGITAL CLOCK 14 VOLT LIGHTING, VOLTMETER, OAT (F & C) (TEMPERATURE PROBE INCLUDED)
803-28V	UT, LT, FT & ET DIGITAL CLOCK 28 VOLT LIGHTING, VOLTMETER, OAT (F & C) (TEMPERATURE PROBE INCLUDED)