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  #1  
Old 12th November 2016, 01:57 PM
davebms davebms is offline
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Default shorting plugs

hello all ,, shorting plugs to stop oscillation, when testing a valve
amp, just a dead short or best with a resistor in, if resister what
value
thanks dave
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  #2  
Old 12th November 2016, 03:28 PM
bob orbell bob orbell is online now
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Default Re: shorting plugs

I use dead short Dave, I think there is a clue in the wording. BOB
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Old 12th November 2016, 04:40 PM
davebms davebms is offline
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Default Re: shorting plugs

Quote:
Originally Posted by bob orbell View Post
I use dead short Dave, I think there is a clue in the wording. BOB
well yes,,, but I've seen info on the web recommends a resistor, (there was also an old post on here) but poss for a different purpose
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Old 12th November 2016, 08:35 PM
bikerhifinut bikerhifinut is offline
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Default Re: shorting plugs

Quote:
Originally Posted by davebms View Post
well yes,,, but I've seen info on the web recommends a resistor, (there was also an old post on here) but poss for a different purpose
i'd short the input.
Think on this:
If you had a volume pot on the input, at the point of minimum volume the wiper is a dead short to earth/0V. Also I'd expect a grid stopper resistor to be fitted so that the grid wasn't a dead short to ground.

A
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