[AMRadio] Bad news on BC1-J Mod trans.

[Mike Dorworth]

----- Original Message -----
From: Mike Dorworth <k4xm at dovelink.com>
To: <amradio at mailman.qth.net>
Sent: Wednesday, March 20, 2002 10:36 PM
Subject: Re: [AMRadio] Bad news on BC1-J Mod trans.


> take the volts divide by the other, get voltage ratio, square the result
get
> the z ratio. if it was a power transformer it is voltage ratio only.The
big
> side to little is step down.. Mike K4XM
> ----- Original Message -----
> From: w5omr <w5omr at yahoo.com>
> To: <amradio at mailman.qth.net>
> Sent: Wednesday, March 20, 2002 9:52 PM
> Subject: Re: [AMRadio] Bad news on BC1-J Mod trans.
>
>
> >
> > : What is the meaning of voltage ratings when given for a modulation
> > : transformer? These surely don't mean breakdown voltages.
> > : I have a modulation transformer from an RCA broadcast transmitter. The
> > : specification plate on it says:  PRI  - 2560V CT at .25A ,
     SEC  -
> > : 2100V at.31A
> > : How can I relate these ratings to impedances?
> > : This transmitter used a pair of 4-400's modulated by a pair of 4-400's
> >
> > Uhm...
> >
> > the short answer would be...
> >
> >        E
> >    ---------
> >     I |  R
> >
> > ;-)
> >
> > 73 = Best Regards,
> > -=Jeff/W5OMR=-
> >
> >
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