Vacuum Directional Gyro RCA 11A-8

R.C ALLEN RCA 11A-8 The RCA-11A series of vacuum uses air driven precision gyro that controls a vertical rotating azimuth gimbal. The R.C. Allen Model RCA11A promises a long life of accurate operation even after enduring severe operating requirements because of its stainless steel wear points and aluminum die casting. RCA11A is engineered with a minimum of machined part and its full freedom design allows accurate indication. Meets, or exceeds all requirements of FAA TSO C5c and Aeronautical Standard AS397.  This instrument is engineered with a minimum of machined parts, providing lower initial cost and lower maintenance cost through its lifetime. The RCA11A is non-tumbling within ±85° limits in pitch and roll and can be easily installed in any 3 1/8" panel cut out. Full freedom design allows accurate indication, even after extreme maneuvers. Stainless steel is used at wear points, with aluminum investment and die casting. A knob is provided to reset the gyro, when compared to the magnetic compass. the RCA11A-8 features the "standard" display. Meets of exceeds all requirements of FAA TSO C5c and Aeronautical Standard AS397. Made in the USA