Switch Modules
In general, all the switch modules share a common module control
circuitry. This circuitry is described below. Each module is described
in further detail on the following pages.
Switch Module Name Page
34901A 20 Channel MUX with T/C Compensation 142
34902A 16 Channel Reed MUX with T/C Compensation 144
34903A 20 Channel Actuator 146
34904A 4 X 8 Matrix Switch 147
34905A
50 Ω Dual 4:1 VHF MUX
148
34906A
75 Ω Dual 4:1 VHF MUX
148
34908A 40 Channel Single-Ended MUX with T/C Compensation 149
Switch Module Control
A simplified block diagram of a typical module controller is shown below.
Chapter 5 Theory of Operation
Switch Modules
138