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MD-90-1

Model #: MD90

Clock

Electric, Quartz analog

Manufactured by Mid-Continent Instruments and Avionics for Cessna

Replace with new MD-90-1

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  • Precision quartz movement
  • Compact 2-inch size — fits standard panel cutout
  • Lighted version available with field-replaceable light tray (MD-90L)
  • Transient and reverse polarity protected
  • Original equipment for many major aircraft manufacturers
  • Low power consumption (3 mA)
  • Continuously powered by aircraft battery
  • FAA PMA certified
  • Designed and built in Wichita, Kansas, USA
  • One-year limited warranty
Power Input
8–32 VDC
3 mA max (without lighting)

Accuracy
±30 seconds in 24 hrs

Dimensions
2.5 x 2.5 x 3.2 inches max

Weight
0.5 lbs

Temperature
–40°C to +82°C (–40°F to +180°F)

Altitude
–1,000 to +55,000 feet

Humidity
0 to 95% at 25°C

Vibration
.02 in. dbl. ampl., 1.5g @ 5 to 50 Hz

Certification
FAA PMA certified

Mounting
Front or rear panel mounted

Connector
#6-32 threaded terminals
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