[Amps] Fil transformer
km1h at jeremy.qozzy.com
Thu Aug 10 12:17:23 EDT 2017
You can do the same thing with a pair of 10 Ohm resistors and create a
----- Original Message -----
From: "Kelly Taylor" <ve4xt at me.com>
To: "Radio WC6W" <wc6w_amps at yahoo.com>
Cc: <amps at contesting.com>
Sent: Thursday, August 10, 2017 11:47 AM
Subject: Re: [Amps] Fil transformer
> Hi Russ,
> Thanks. Just to be clear, I do not require a transformer for providing
> filament power: it's to fix a design flaw in the Clipperton L, which lacks
> a centre tap for the filament windings and instead feeds the filaments
> with RF on one side only, introducing hum.
> The fix is to parallel a centre-tapped 6v transformer secondary with the
> filament windings on the main transformer and move the RF input to the new
> centre tap.
> The Hammond 166j6 is ideal, as it can be added with no metalwork, and you
> simply cut off and tape the primary windings.
> 73, kelly, ve4xt,
> Sent from my iPhone
>> On Aug 10, 2017, at 11:33, Radio WC6W <wc6w_amps at yahoo.com> wrote:
>> Hi Kelly,
>> I have a Stancor P-6134 that should do for that.
>> Though shipping to Canada may be a dealbreaker.
>> 73 & Good morning,
>> Marv WC6W 310 649 3111
>> On Wed, 8/9/17, Kelly Taylor <ve4xt at me.com> wrote:
>> Subject: [Amps] Fil transformer
>> To: amps at contesting.com
>> Date: Wednesday, August 9, 2017, 11:35 AM
>> Hi all,
>> Seeking a six-volt filament
>> transformer. Must be centre-tapped. To fix the AC hum
>> problem on my Clipperton L.
>> Must be about the size of a Hammond
>> 166j6, about 3 inches wide (to fit without metalwork).
>> If you have something, let me know. If
>> I can't find what I need used, will just buy new from
>> 73, kelly, ve4xt
>> Sent from my iPhone
>> Amps mailing list
>> Amps at contesting.com
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