Automatic Pressure Standby Servo Controlled Altimeter

Features

Specifications

• Overall Width:
  3.250 inches
• Scale Quantity:
  3
• Scale Name:
  Altitude
• Pointer Quantity:
  1
• Pointer Finish:
  Nonluminous
• Scale Marking And Surface Finish:
  Numerals nonluminous
• Knob Quantity:
  2
• Knob Purpose:
  Set barometric pressure counters; turn servo system off or reset servo system
• Scale Range:
  Range -1000 to +80, 000 feet
• Scale Smallest Increment Graduation:
  50 feet
• Part Name Assigned By Controlling Agency:
  Altimeter, servoed, counter-drum-pointer
• Functional Description:
  A servoed altimeter with automatic pressure standby feature with a range of -1000 to +80, 000 feet; barometric altitude data is transferred via synchro outputs to the altimeter servo mechanism which in turn drives the counter-drum-pointer display mechanism; the unit provides the pilot with visual indication of the altitude being transmitted to ground stations
• Federal Supply Class (fsc):
  Flight instruments
• National Stock Number (nsn):
  6610-00-872-0454
• Special Features:
  Power 115 vac, 400 hz, single phase; integral 5 vac lighting; dial diameter 2.750 inches; housed in standard ms33556 instrument case; each revoltuion of pointer means 1000 feet of altitude change; hundreds of feet read from vertical drum; thousands of feet read from 2 counters