[GreenKeys] Electrically Noisy Model 15 KSR

[Harold Hallikainen]

I added 100 omhs on series with 470 nF across the keyboard. See
https://w6iwi.org/rtty/tu170/

Harold


On Fri, November 12, 2021 6:20 pm, JOHN MCCARTY wrote:
> Keepers of the green keys;
> Â  Â I have a model 15 KSR that used to be in a private home for TTD
> service. I got it off Craig's list some time back.We use the machine as a
> demo unit at events and it works well. The crowds are always drawn to it.
> Here in Chicago wehave a 2 meter FM channel we run these on. The problem
> is we usually have other radios running at these events andwhen the
> keyboard is in use it really rips up 20 meters. I ran a test using just
> one of my stations RX's and it wasfar worse on 20 that 80 or 10 meters.
> Is there somewhere I can hang a cap or two and quite things down a bit?
> Thanks for your help
>
> John n9hrt______________________________________________________________
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