[Amps] Dual GS35b input impedance

[Tomm Aldridge]

Made my own grid clamping fixture from W4ZT's directions.  The anode and 
filament connections have yet to be designed.

Alek Petkovic wrote:
> What are you using for sockets Tomm?
> 
> 73, Alek.
> VK6APK
> 
> At 07:22 AM 14/02/2005, Tomm Aldridge wrote:
> 
>> I am now at the stage of designing my tuned input for the dual GS35b 
>> amp that is in process here.  There seems to be a general concensus 
>> that the tube presents a 50 Ohm impedance when cathode driven in GG 
>> configuration.  Can I assume a 25 Ohm input impedance as a good 
>> starting point for my input filter design?
>>
>> Regards
>>
>> KD7QAE
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> 
> 
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