[AMPS] Re: full break-in

[Kenneth D. Grimm, K4XL]

"William L. Fuqua III" wrote:
> 
> I don't hear much about the old tube TR swiches.
> Surely one could be used with a small lower power relay on the
> transceiver end for full QSK. Have to time things such that
> the tranceiver doesn't output power into the output of
> the TR switch.
>   The Johnson was rated for 4KW PEP input (ie 1KW AM at
> 100% modulation) Which translates to about 3KW at the
> antenna terminals with a 1:1 SWR.
> 
> 73
> Bill wa4lav

To see how the Johnson engineers did it, you can download a copy of the
manual for the Johnson TR switch from BAMA.  No charge. Just think good
thoughts about James True, N5ARW, who uploaded it.

73,
-- 
Ken K4XL
grimm@lynchburg.net
BoatAnchor Manual Archive - http://bama.sbc.edu or
ftp://bama.sbc.edu/boatanchor

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