[AMPS] Henry 2K2

Ian White, G3SEK G3SEK@ifwtech.demon.co.uk
Wed, 12 May 1999 22:59:56 +0100


Rich Measures wrote:
>>The cathode doesn't go strongly negative at all - it stays around
>>chassis potential, much as it would if the glitch resistor is in the
>>positive lead.
>
>€  provided that the glitch-R is placed on the neg. side of the
>anode-current mete shunt-R.  .
>
Agreed - that's the only location where it is equivalent to placing it
in the B+ lead.


>€ Is there a tube manufacturer who does not recommend placing the
>glitch-R in the positive side of the anode supply?
>
Probably not. More to the point, is there a tube manufacturer who does
not recommend placing the glitch-R in the negative side either?

73 from Ian G3SEK          Editor, 'The VHF/UHF DX Book'
                          'In Practice' columnist for RadCom (RSGB)
                           http://www.ifwtech.demon.co.uk/g3sek

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