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1. [AMPS] [Fwd: {Collins} Tube Filament Voltages] (score: 1): Author: kb7ww@chatusa.com (KB7WW Art Moe); Date: Sun, 24 Dec 2000 08:12:10 -0800; Comments ??? Hi Gang, I've enjoyed the messages on the relationship between tube life and filament voltage, and would like to add just one small caution: it is important never to run inadvertantly an; /archives//html/Amps/2000-12/msg00284.html (9,233 bytes)
2. [AMPS] [Fwd: {Collins} Tube Filament Voltages] (score: 1): Author: w8ik@subich.com (Joe Subich, K4IK); Date: Sun, 24 Dec 2000 12:07:52 -0500; Considering the source, believe it. There is a very good reason the manufacturers specify a warm-up period for indirectly heated cathode tubes ... to make certain that the cathode does not run too co; /archives//html/Amps/2000-12/msg00286.html (11,351 bytes)
3. [AMPS] [Fwd: {Collins} Tube Filament Voltages] (score: 1): Author: philk5pc@tyler.net (Phil Clements); Date: Sun, 24 Dec 2000 12:07:37 -0600; Every amp I build has a filament volt meter calibrated against a true RMS meter while measuring at the tube pins. Although my line voltage is a very stable 243 volts, it is just good sense to glance; /archives//html/Amps/2000-12/msg00288.html (11,535 bytes)

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