[ARC5] Bias cell voltage/s

JAMES FALLS radio-tuber at att.net
Mon Feb 3 14:08:09 EST 2020


I have a ‘32 Silvertone that runs on a 6V gel cell. I use a watch battery for bias. I forget the voltage, but just tried a few that I had laying around until I was happy with the audio. 

Jim Falls K6FWT 

> On Feb 3, 2020, at 00:11, Scott Robinson <spr at earthlink.net> wrote:
> 
> From the 1937 Allied catalog: Mallory bias cells are 1v +/- 10%.
> 
> /scott
> 
>> On 2/2/20 4:00 PM, John Allen via ARC5 wrote:
>> Group,
>> Could anyone tell me the voltage of bias cells that were used in some late '30 and early '40 radios.
>> As a kid I saw them advertised in radio catalogues, specified for use when no current was being drawn from them, such as grid bias. I have several farm radios that these for control grid bias in first audio stage . I need to know their voltage to restore these sets.
>> Thanks in advance,
>> John Allen, W4GQT since 1959
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