Re: [Amps] 3cx800 filament transformer

[BRADLEY FOCKEN <bfocken@msn.com>]

Just use a small switcher. Then it is adjustable.
73
Brad

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________________________________
From: Amps <amps-bounces@contesting.com> on behalf of Jim W7RY 
<jimw7ry@gmail.com>
Sent: Thursday, September 29, 2022 7:24:11 PM
To: amps@contesting.com <amps@contesting.com>
Subject: Re: [Amps] 3cx800 filament transformer

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
>
> https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpages.suddenlink.net%2Fw5aj%2Fxmer%2Fxmer.htm&amp;data=05%7C01%7C%7Cddbe476b15404ca5055608daa2841050%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C638000985351553153%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=1qSNFc9yQlA0GjEcQTwj26pZq%2FwEqj4Sm%2FXK4gJhkNY%3D&amp;reserved=0
>
> 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@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@kkn.net> wrote:
>>
>>
>>
>>
>> Anyone have a good source for a filament transformer for a pair of
>> 3CX800 tubes?
>>
>>
>> --
>> George Fremin III - K5TR
>> geoiii@kkn.net
>> https://nam12.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.kkn.net%2F~k5tr&amp;data=05%7C01%7C%7Cddbe476b15404ca5055608daa2841050%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C638000985351553153%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=w%2BG8j6sh8WlxZc8Y8pFxvkP4JiI8yEpNahlZuCF0wdc%3D&amp;reserved=0
>>
>>
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--
Thanks and 73, Jim W7RY
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