[Amps] 3cx800 filament transformer

Jim W7RY jimw7ry at gmail.com
Thu Sep 29 21:24:11 EDT 2022


I did that exact thing with a Radio Shack transformer for my pair of 
3CX800 amplifier Rob.

Worked fine going on 25 years.

73, Jim W7RY


On 9/29/2022 1:40 PM, Robert W5AJ wrote:
> at one time I modified a 12.6vac filament transformer for two 3cx800s
>
> http://pages.suddenlink.net/w5aj/xmer/xmer.htm
>
> disclaimer:   suddenlink somehow unlinked w5aj from my account, can't fix,
> can't reset password so the web page exists as was 2020.
>
> 73 Robert W5AJ
>
> On Thu, Sep 29, 2022 at 1:19 PM gudguyham--- via Amps <amps at contesting.com>
> wrote:
>
>> Generally a 12.6v 3 amp filament transformer runs one tube dead nuts 13v.
>> If there’s a 12.6.v 6a transformer available it should run a pair right in
>> range.
>>
>>
>> Sent from the all new AOL app for iOS
>>
>>
>> On Thursday, September 29, 2022, 1:39 PM, George Fremin III <
>> geoiii at kkn.net> wrote:
>>
>>
>>
>>
>> Anyone have a good source for a filament transformer for a pair of
>> 3CX800 tubes?
>>
>>
>> --
>> George Fremin III - K5TR
>> geoiii at kkn.net
>> http://www.kkn.net/~k5tr
>>
>>
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-- 
Thanks and 73, Jim W7RY


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