RCA 83A-11

RCA 83A-11

Part No:

Manufacturer: R.C. ALLEN

Lighted Turn Coordinator

Fine quality instrument by RC Allen and used in many production aircraft. Incorporates an electrical Gyro Turn Indicator with an inclinometer. The inclinometer, by movement of a ball in relation to the lubber lines, indicates the slip angle of aircraft while in a turn. The airplane on the dial rotates with reference to the indices. A power failure flag drops into view whenever the supply voltage is lost or when voltage has dropped below a level acceptable for proper operation of the gyro. Operates on 14 to 28V DC. New manufacture. First installation requires electrical connector and clamp.
Weight 1.9 lbs
Dimensions 6.20 × 3.4 × 3.4 in


Standard Electric Turn Coordinator. Multi-Volt 11-30VDC.

This instrument is used in many production aircraft. It contains an electrically driven gyroscope supported in a gimbal inclined to the horizon so that the instrument senses roll as well as yaw. The RCA82A series is an all volt instrument that works from 11 – 30VDC. The movement is presented by an airplane symbol banking on a fixed horizon with a power warning flag.


  • Length: 6 1/5 in. Max
  • Width: 3 3/8 in Max
  • Height:3 3/8 in Max
  • Weight: 1.9 lbs.

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