I'd like to tap into the expertise of DX4WIN and Writelog users on this one... My venerable SB-220 amplifier has finally gone to the big shack in the sky after more than 25 years of faithful service.
The biggest thing is to toune it on low paer and then to load it heavily and that way it will be efficient and the tubes will last. Do not run the grid curent over 200 MA. I cannot answer this. I do
I was told by Ameritron that the external QSK box is more reliable, at least if you are planning to use it with one of the higher power amps. The implication was that it was better to be opening a sm
You didn't ask, but remember that most amps will let you optionally run it off 110 at a lower power level if you wire it that way. You might possibly get a bigger amp than necessary and run it very c