[NLRS] EMA-220X mixer??

[Dr. Gerald N. Johnson]

On Tue, 2006-11-14 at 14:10 -0600, Dr. Gerald N. Johnson wrote:
> 
> On Tue, 2006-11-14 at 13:36 -0600, Bill K0AWU wrote:
> > 
> >   Anyone have any information on a EMA-220X mixer that were packed 
> > with a 1990 era KK7B transverter instead of SBL-1Xs??
> > 
> >   They are marked different and I am not sure if they are interchangeable. I 
> > have a "pinout" on the SBL-1X but I can find no pinout on the EMA-220X.
> > 
> >   Maybe the best bet would be finding a couple of SBL-1Xs!
> > 
> > Bill  K0AWU  EN37ed
> 
> My google search showed that the same question was asked on a VHF list
> in 2002 and not answered.
> 
Another google search turned up the original article in QST, July 1991,
found in images at: http://6mt.com/ntrv.zip I didn't detect it mentioned
all the mixer alternatives, but it did mention attenuator alternatives.


-- 
73, Jerry, K0CQ,
All content copyright Dr. Gerald N. Johnson, electrical engineer