* Weight: 5.5 lbs.
    * TSO: TSO C52a and TSO C66a
    * Power Input: 28VDC with 0.1 amp max current; 26VAC 400Hz 30VA; 5V lighting 600mA; 28V lighting 320mA
    * Signal Outputs: Heading select error, course select error, OBS course resolver, frequency code select (1,2), ON, HOLD, DME Request, ALT Request, N1 Common, N2 Common, 100/80/40NM, display clock, heading
    * Size: 4.26" x 4.26" x 8.02"
    * Env. Categories: GAPAAAXXXXXX
    * Signal Inputs: Gyro stabilized magnetic heading, ADF bearing, RMI bearing, course resolver excitation, course deviation, To-From, glideslope deviation, glideslope warning, remote heading select, radar altitude, -10mV/ft, radar altitude +4mV/ft, radar altitude valid, DME function switch, frequency, Frequency Code (BCD, Slip, 2x5), 10/50 bit select, N1 RNAV annunciate, N2 RNAV annunciate
    * Signal Inputs/Outputs: Data Bus, Clock Bus