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Jimmie D
April 4th 07, 04:33 AM
I picked up a pair of UTC LS-55 transformers at a flea market a couple of
weeks ago. Can some one give me the specs on these. I was hoping they might
me modulation transformers.

Jimme

Wes
April 4th 07, 03:49 PM
On Apr 3, 7:33 pm, "Jimmie D" > wrote:
> I picked up a pair of UTC LS-55 transformers at a flea market a couple of
> weeks ago. Can some one give me the specs on these. I was hoping they might
> me modulation transformers.
>
> Jimme


k6mhe.com/n7ws/UTC_Page_45.pdf

Jimmie D
April 4th 07, 11:36 PM
"Wes" > wrote in message
oups.com...
> On Apr 3, 7:33 pm, "Jimmie D" > wrote:
>> I picked up a pair of UTC LS-55 transformers at a flea market a couple of
>> weeks ago. Can some one give me the specs on these. I was hoping they
>> might
>> me modulation transformers.
>>
>> Jimme
>
>
> k6mhe.com/n7ws/UTC_Page_45.pdf
>
Doesnt seem to be what I was hoping for but maybe I could hook the two back
to back and get the impedances I need.
Thanks

Jimmie

Uncle Peter
April 5th 07, 12:56 AM
"Jimmie D" > wrote in message
...
>
> "Wes" > wrote in message
> oups.com...
>> On Apr 3, 7:33 pm, "Jimmie D" > wrote:
>>> I picked up a pair of UTC LS-55 transformers at a flea market a couple
>>> of
>>> weeks ago. Can some one give me the specs on these. I was hoping they
>>> might
>>> me modulation transformers.
>>>
>>> Jimme
>>
>>
>> k6mhe.com/n7ws/UTC_Page_45.pdf
>>
> Doesnt seem to be what I was hoping for but maybe I could hook the two
> back to back and get the impedances I need.
> Thanks
>
> Jimmie

that was the first idea that came to my mind. You certainly
have a few options for impedance transformations!

Pete

JIMMIEDEE123@YAHOO.COM
April 10th 07, 02:01 AM
On Apr 4, 6:56 pm, "Uncle Peter" > wrote:
> "Jimmie D" > wrote in message
>
> ...
>
>
>
>
>
>
>
> > "Wes" > wrote in message
> oups.com...
> >> On Apr 3, 7:33 pm, "Jimmie D" > wrote:
> >>> I picked up a pair of UTC LS-55 transformers at a flea market a couple
> >>> of
> >>> weeks ago. Can some one give me the specs on these. I was hoping they
> >>> might
> >>> me modulation transformers.
>
> >>> Jimme
>
> >> k6mhe.com/n7ws/UTC_Page_45.pdf
>
> > Doesnt seem to be what I was hoping for but maybe I could hook the two
> > back to back and get the impedances I need.
> > Thanks
>
> > Jimmie
>
> that was the first idea that came to my mind. You certainly
> have a few options for impedance transformations!
>
> Pete- Hide quoted text -
>
> - Show quoted text -

I think I will start by converting the impedances to turns ratios,
Perhaps this will make figuring out how to connect the transformers
easier. Are each of the secondary windings designed to handle the full
power rating of the transformer or will I have to derate it if I use
only the two ohm winding?

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