[Drake] Re: [AMPS] L7 Amp Questions

measures 2@vc.net
Sun, 24 Sep 2000 19:50:24 -0700


>
>> >I recently got an L7 Amp with a bad 3-500Z. The tube plate had shifted and
>> >shorted to the grid. This caused the RF choke that Drake uses in the grid
>> >to ground circuit to go up in smoke.
>> >
>> >Does anyone know the value of the RF choke used and where they can be
>> >obtained?
>
>The chokes are available from Drake ... part number 3520700
>
The chokes offer virtually no protection against grid/fil. shorts.  I 
would use 250mA fuses or a fusing resistor.  
cheers

-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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