[AMPS] Suppressors, measurements, and acrimonious blather

[W8JI@contesting.com (Tom Rauch)]

> Phil says; 
> 
> >IMO, anything less than a 15 watt R-supp on anything larger than a 800
> >watt dissipation tube is under-engineering for an amp that is going to be
> >used a lot on 12-10 meters. 
> 
> I'd go along with that - at least, for properly rated amplifiers.  The
> last big production amp I did (as opposed to amateur) was continuous rated
> for SSB/FSK/AM etc at 400 watts output. I used some solid carbon resistors
> rated at 15 watts continuous at 125 deg C. About 2 inches long, 3/8 inch
> diameter. 2 tubes - 2 resistors and suppressor chokes. Can't get 'em
> now.....

The wattage required depends only on the amount of current 
diverted to the resistor(s) on ten meters, and their resistance.

That is not directly related to the power involved.


73, Tom W8JI
w8ji@contesting.com

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