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Re: [Amps] Buzzing transformer

To: "amps@contesting.com" <Amps@contesting.com>
Subject: Re: [Amps] Buzzing transformer
From: Richard Solomon <dickw1ksz@gmail.com>
Date: Thu, 29 Sep 2016 08:17:32 -0700
List-post: <amps@contesting.com">mailto:amps@contesting.com>
I had a "buzzing" XFMR in
a 516F-2 Supply. Turned out
the bolts holding the laminations
together needed tightening.

Buzz gone !!

73, Dick, W1KSZ

On Wed, Sep 28, 2016 at 10:39 PM, David G4FTC <g4ftc@hotmail.com> wrote:

> Hi Steve,
>
>
> I agree that any transformer can have a winding replaced, but would it be
> cost effective, particularly with a small transformer? It would probably be
> cheaper to buy a new unit.
>
>
> David G4FTC
>
>
> ________________________________
> From: Amps <amps-bounces@contesting.com> on behalf of Steve Wright <
> stevewrightnz@gmail.com>
> Sent: 26 September 2016 22:03
> To: amps@contesting.com
> Subject: Re: [Amps] Buzzing transformer
>
> On 27/09/16 09:24, David G4FTC <g4ftc@hotmail.com> wrote:
> > If the transformer is getting hot, and I mean so hot that it cannot be
> touched, then it could be a shorted turn on one of the windings - bad news
> as it means the transformer is effectively u/s.
> >
>
> If the transformer has a shorted winding, I expect it would go up in
> smoke in short order!
>
> Any transformer can have a winding replaced - they were actually
> assembled that way.
>
> S
>
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