Johnson wrote:
what magnitude signal is necessary at the External Trigger Input of an
HP3585A. I am trying to get mine to work with my HP 3336B synthesizer.

jack


Trigger or reference ?

This site:
http://www.mjs-electronics.se/images/Hp/hp3585a.htm

Says:
External trigger input: negative going TTL level or contact closure
required to initiate sweep
External reference input: 10 MHz (or subharmonic to 1 MHz), 0 dBm
minimum level



/Per-Ake
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