[AMRadio] Source Broadcast Xmtrs


W2XJ w2xj at nyc.rr.com
Mon Jun 13 15:26:04 EDT 2011


I do think the group would be interested in links to those photos.

On 6/13/11 2:39 PM, rbethman wrote:
> Uncle Sam Modified these at their pleasure.
>
> It takes nothing at all to change the input audio transformer to a
> different range.   Simply match the impedance requirements.
>
> I use a Collins audio transformer.  It is much heavier, and much broader.
>
> I use a Shure 737A for the microphone.
>
> The Mod Iron is NOT light.  A pair of 100THs driving the 250TH PA.
>
> Nothing is small or light inside.
>
> Don't have any idea "when or where" you operated.  It really isn't relevant.
>
> N0DGN
>
> On 6/13/2011 2:20 PM, W2XJ wrote:
>> Lets just say good people can disagree over what is adequate frequency
>> response 400 hertz is way too high of a cut off. Typical rules for
>> balanced frequency response would indicate a lower frequency of 125 to
>> 150 hertz more reasonable. This also indicates light iron in the mod path.
>>
>> A link to those photos would be interesting. It sounds like some
>> temporary setups.
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