The first thing that comes to
Mind is do you have plate voltage and standby current when the amp is in tx
mode with no drive.
Mike wb8vge
Sent from my iPhone
> On Oct 23, 2014, at 1:54 PM, Richards <jrichards@k8jhr.com> wrote:
>
> Greetings... my Centurion died last night while I was Net Control of my
> favorite net, and more than embarrassing, it was frustrating to say the
> least. I was running about 500 w and watching the Peak Power meter on the
> front, when it just stopped transmitting. The rig keys it, and the transmit
> LED lights up, but it fails to transmit - not a single watt. I get
> appropriate readings if I switch to standby. This behavior is consistent
> with all three transceivers. The result is the same using either PTT or
> QSK key lines - it switches to transmit mode, but there is no power output.
> This happens on all bands.
>
> My best guess is my remote tuner took itself off line, and the amp saw high
> or low impedance/SWR. I have an Elecraft W2 power meter that is SUPPOSED to
> break the key line whenever SWR exceeds 3:1, but I guess it failed to do that.
>
> I have modest DIY sills and test equipment but I am game to try any
> diagnostic test within my skill level. Any ideas?
>
> Thanks for any assistance you can provide.
> ----------------------- K8JHR -----------------------
> _______________________________________________
>
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