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Total 3 documents matching your query.

1. [AMPS] 4CX800 Filament Voltage ? (score: 1): Author: Douglas.R.Snowden@noaa.gov (Douglas R Snowden); Date: Thu, 16 Aug 2001 09:47:43 -0400; I am just about finsihed with my Dentron MLA2500 conversion to a 4CX800. I notice that with the tube plugged in I am putting about 13.1 volts on the filament from a transformer I have bolted to the r; /archives//html/Amps/2001-08/msg00154.html (7,117 bytes)
2. [AMPS] 4CX800 Filament Voltage ? (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Thu, 16 Aug 2001 21:26:51 -0400; In amateur service, virtually zero tube failures come from filament hours. Most come from excessive grid currents or just plain old flawed tubes. With an indirectly heated tube, you can actually rui; /archives//html/Amps/2001-08/msg00172.html (7,468 bytes)
3. [AMPS] 4CX800 Filament Voltage ? (score: 1): Author: 2@vc.net (2); Date: Fri, 17 Aug 2001 05:27:01 -0700; // ... depends on filament potential. The three Henry Radio models of 3-500Z amplifiers that run 5.8 - 6 v on the 5.25v-max. filament typically have a useful emission life of a few hundred hours. //; /archives//html/Amps/2001-08/msg00188.html (7,938 bytes)

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