GSA18

Boeing 737 IAS
The boeing 737 IAS gauge is based on a single needle large gauge and has the faceplate of the Boeing 737, ranging from 60 to 400 knts.

You will need the GSA-55 to connect the gauge to the simulator.

GSA19

King Air 350 IAS
The King Air 350 IAS gauge is based on a single needle large gauge and has the faceplate of the King Air 350 turboprop commuter, ranging from 40 to 300 knts.

You will need the GSA-55 to connect the gauge to the simulator.

GSA20

Robinson R22 IAS
The R22 IAS gauge is based on a single needle large gauge and has the faceplate of the Robinson R22 IAS gauge, ranging from 20 to 120 knts.

You will need the GSA-55 to connect the gauge to the simulator.

GSA39

Cessna 172 IAS
The Cessna 172 IAS gauge is based on a single needle large gauge and has the faceplate of the Cessna 172 IAS gauge, ranging from 40 to 200 knts.

You will need the GSA-55 to connect the gauge to the simulator.

GSA-55

Central Interface Module
The Central Interface module is needed to make the instruments interface with Flight Simulator.
The CIM can hold 4 strings of modules. Each string can have up to 16 modules connected.