On Thu, May 15, 2014 at 8:58 AM, Vic Rosenthal K2VCO <
[hidden email]>wrote:
> Not to overdo my posting privilege, but I have something that might be of
> interest for sale: An old Johnson "275-watt" Matchbox, which is a
> link-coupled balanced tuner for 80-10 meters (although WARC bands do not
> appear on the bandswitch, it usually works on 30-17-12 when set to an
> adjacent band).
>
> The "275-watt" rating is for plate-modulated AM, and I've used it at 1200W
> CW without issues. Naturally it depends on the impedance it sees.
>
This is my experience also. The "275-watt" Matchbox can handle a lot of
power as long as tuning is done at low power.
73,
Hank, W6SX
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