[Amps] Question about Transformers

Carl km1h at jeremy.mv.com
Mon Mar 22 11:13:59 PDT 2010


Any number of commercial ham amps are potential donors, keep an eye out for 
a parts unit.

A SB-200 or FL-2100B will be fine if around 2000-2100V key down is OK at 
500ma. The SB-220 will give you a 1800/2500V choice as will several others 
built in the old 1000W CW and 2000W SSB PEP Input days.

Carl
KM1H



>
> I have most of the parts to build an homebrew amplifier except the HV 
> transformer.  I am going to run about 2500 volts or less but need about 
> 500 ma.  Where could one lead me to find something that would work?  I 
> have been to Hammond and Surplus Sales.  I am not cheap, but I am frugal.
>
> Lee K0WA
>
>
> Ham Radio Operators:  Kansas QSO Party is August 28-29, 2010.  See 
> www.ksqsoparty.org for details
>
> In our day and age it seems that Common Sense is in short supply.  If you 
> don't have any Common Sense - get some Common Sense and use it.  If you 
> can't find any Common Sense, ask for help from somebody who has some 
> Common Sense.  Is Common Sense divine?
>
> Common Sense is the image of the Creator expressing revealed truth in my 
> mind. -  J. Wolf
> _______________________________________________
> Amps mailing list
> Amps at contesting.com
> http://lists.contesting.com/mailman/listinfo/amps 



More information about the Amps mailing list