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Figure 10 Green top trace is sweep frequency output from delay line discriminator vs. bottom trace Sweep Sync output for
Start 1600MHz, Stop 1700MHz, Step 10MHz, Rate 10ms.
External Switch and cable recommendations for USER PORT
5.1.3
In List mode, the 32 preset frequency selection is accomplished by pulling M4:0 USER PORT pins
LOW. Figure-8 below shows the schematic of the Valon LSW-1. A 7-conductor cable assembly
plugs into the User port and connects to the accessory switch panel. The Phoenix connector
provides screw clamping terminal post so that any external switch contact or TTL signal level can
also be used if desired.
Figure 11 Schematic of LSW-1 List node accessory switch assembly
Valon Technology 5009a Operations Manual – Version 1.38
Page 35
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