Re: Tektronix 492BP

John Miles

Check the DIP switches in the CPU section for continuity, as well as the ones on the Z-axis board. Sounds like one or more of them may have failed, and the instrument thinks it doesn't have the external mixer jack.

-- john, KE5FX

-----Original Message-----
From: [] On Behalf Of
Mike Yepes
Sent: Wednesday, January 13, 2021 10:19 PM
Subject: Re: [TekScopes] Tektronix 492BP

Frequency not in rage ignored. Also I cannot move the band higher than 15-
21GHz. When I press the buttom external mixer it said: UNDEFINED

Join to automatically receive all group messages.