[Boatanchors] Transformer for Globe Scout 65

jeremy-ca km1h at jeremy.mv.com
Tue Oct 9 19:48:14 EDT 2007


Maximum DC voltage on a modulated 6146 is 600V, 750 for CW. Typical AM 
output is 50W.

Carl
KM1H


----- Original Message ----- 
From: "Roger Shultz" <nj2r at earthlink.net>
To: <boatanchors at mailman.qth.net>
Sent: Tuesday, October 09, 2007 2:27 PM
Subject: RE: [Boatanchors] Transformer for Globe Scout 65


>I was wrong in my previous response about 1000 VAC being about right.
>
> Based on Carl's message, I checked the Peter Dahl catalog and normal 
> voltage
> should be 1200 VAC which at 50 ma plate current would yield 60 watts input
> with about 36 watts output if everything else is functioning as it should.
>
> 73, Roger, NJ2R
>
> -----Original Message-----
> From: boatanchors-bounces at mailman.qth.net
> [mailto:boatanchors-bounces at mailman.qth.net] On Behalf Of jeremy-ca
> Sent: Tuesday, October 09, 2007 1:44 PM
> To: Joe Dube; boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] Transformer for Globe Scout 65
>
> Check out the Peter Dahl Company transformer site, there is a good chance 
> it
>
> is listed.
>
> Carl
> KM1H
>
>
> ----- Original Message ----- 
> From: "Joe Dube" <jdube1 at bellsouth.net>
> To: <boatanchors at mailman.qth.net>
> Sent: Tuesday, October 09, 2007 1:06 PM
> Subject: [Boatanchors] Transformer for Globe Scout 65
>
>
>>I have a friend whoe has a Globe Scout 65.  He and I have been disciussing
>>something that seems to be a problem. The Globe scout that he has he 
>>bought
>
>>from someone else.  The transformer was changed  as the original one went
>>south .  Another was installed.  The one that is in there developes about
>>1000 volts ac across it .  When the rig is tuned up into a 50 ohm load he
>>can only draw bout 50mils of plate current and only put out about 25 
>>watts.
>
>>The book he has says he should get around 50/60 watts out .  I suggested
>>that maybe the trans former that was replaced was wrong one voltage wise
>>and maybe needed to be a bit larger one.  Does anyone out there have any
>>info that can help in this cituation.  Just the tranformer  specs would be
>>good as the book that came with the thing  did not really say anything
>>about the tranformer output.   Thanks  for any help you can give
>>
>>
>> Joe K4TR
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>
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