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Re: [Amps] 3cx800 13.5Vac 3amp filament transformer

To: "'Jim'" <jimw7ry@gmail.com>, <amps@contesting.com>
Subject: Re: [Amps] 3cx800 13.5Vac 3amp filament transformer
From: "Robert" <woodr90@gmail.com>
Date: Sun, 10 May 2020 01:52:44 -0500
List-post: <mailto:amps@contesting.com>
Thanks Jim.

did same.   Ordered #16 enameled coated wire for extra windings, which came in 
yesterday.    
13.55Vac now with two tubes!
The #16 was TIGHT FIT!

Did take a few photos along the way for others that might be in same boat....

http://pages.suddenlink.net/w5aj/xmer/xmer.htm

73 W5AJ

Robert
Midland, Texas

-----Original Message-----
From: Amps [mailto:amps-bounces@contesting.com] On Behalf Of Jim
Sent: Wednesday, April 29, 2020 8:03 PM
To: amps@contesting.com
Subject: Re: [Amps] 3cx800 13.5Vac 3amp filament transformer

2ea 3cx800s only draw 3 amps. I use a small (12.6V 3A)  radio shack transformer 
and simply added more turns to the secondary for my 2X
3cx800 amp. Still working after 20 years.



Thanks
73
Jim W7RY

On 4/29/2020 7:59 PM, Robert wrote:
>   
>
> Looking for recommendations of where/who to purchase 13.5Vac filament 
> transformer
>
>   
>
> story:
>
> Have several RS 12.6Vac rated 3Amps and those work fine for Single 
> 3cx800 (measure 13.4Vdc)
>
> Now have project with dual 3cx800
>
>   
>
> Thanks
>
>   
>
> 73 W5AJ
>
>   
>
> Robert
>
> Midland, Texas
>
>   
>
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