[Hammarlund] Fwd: Re: Super Pro bias supply

[ve3ajm@gmail.com]

Sent from my HTC

----- Forwarded message -----
From: "ve3ajm at gmail.com" <ve3ajm at gmail.com>
To: <wrcromwell at gmail.com>
Subject: Re: [Hammarlund] Super Pro bias supply
Date: Wed, Jul 25, 2012 9:43 am


A fuse would help protect the driver transformer. Shunt feeding the transformer would remove the DC from it complely too. 

Al

Sent from my HTC----- Reply message -----
From: "Bill Cromwell" <wrcromwell at gmail.com>
To: "Brian Harris" <cosmophone at yahoo.com>
Cc: "Al Santangelo" <ve3ajm at gmail.com>, "hammarlund" <hammarlund at mailman.qth.net>
Subject: [Hammarlund] Super Pro bias supply
Date: Wed, Jul 25, 2012 8:44 am

On Wed, 2012-07-25 at 05:26 -0700, Brian Harris wrote:
> If one installed a relay in the power supply which is energized by the
> bias supply and whose contacts, when closed, allow B+ to flow, would
> solve the scorched driver transformer.  Seems simple enough to me.
> 
>  
> Brian Harris
> cell 214-763-5977
> email cosmophone at yahoo.com

Hi,

I was thinking "fuse". Maybe that's too simple <evil grin>.

73,

Bill  KU8H