ACK Technologies model A-30.5 Digitizer

Lot of 2 ACK Technologies Model A-30 Altitude Digitizer Encoders & Manual

Grand Rapids Technologies GRT Model 4000 Engine Information System EIS Aircraft

ACK Technologies A-30 Altitude Encoder with tray/mount base.

ACK Technologies A-30 Encoder (As Removed For Upgrade)

A-30.9 ACK Technologies Altitude Digitizer

ACK Technologies A-30 Encoder

CESSNA Avionics Master SWITCH Carling Technologies S3443-1-1 Works Tested