[Amps] Tube Amps as Antenna Tuners

Peter Frenning peter at frenning.dk
Wed Jan 26 15:06:05 PST 2011


ons, 26 01 2011 kl. 17:33 -0500, skrev N1BUG:

> My amp and ATU are one and the same. I have got away with using 160, 
> 80, and 40 meter antennas on 17 and 12 meters, as well as some other 
> "radical" things. OTOH, my amp is homebrew and built to be able to 
> withstand a little extra RF voltage or current here and there...
> 
> 73,
> Paul
> 
> 
> Carl wrote:
> > I do the same with a LK-500ZC even on 160 with SWR up to around 5:1. Changed 
> > a few fixed padder values to keep the grid current in a safe range, and its 
> > running the original 1986 Eimacs, and bandswitch which has never arced. I 
> > dont even own an ATU
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Around here we call it a tube-tuner (which incidentally amplifies the
signal somewhat)

Running a home-brew 4/1100 amp.

Vy 73 de OZ1PIF/5Q2M, Peter 


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Peter Frenning
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