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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Amps\]\s+cathode\s+driven\s+4CX\s+tubes\.\s*$/: 3 ]

Total 3 documents matching your query.

1. [Amps] cathode driven 4CX tubes. (score: 1): Author: "Fuqua, Bill L" <wlfuqu00@uky.edu>; Date: Wed, 13 Oct 2010 01:10:36 -0400; I was just looking at Bill Orr's article about super cathode driven tube amps in the July 67 QST. He has a example of a 4CX300A (control grid connected to cathode) cathode driven amplifier. It only h; /archives//html/Amps/2010-10/msg00213.html (10,801 bytes)
2. [Amps] cathode driven 4CX tubes. (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Wed, 13 Oct 2010 00:28:16 -0700; I was just looking at Bill Orr's article about super cathode driven tube amps in the July 67 QST. He has a example of a 4CX300A (control grid connected to cathode) cathode driven amplifier. It only h; /archives//html/Amps/2010-10/msg00216.html (8,317 bytes)
3. Re: [Amps] cathode driven 4CX tubes. (score: 1): Author: donroden@hiwaay.net; Date: Wed, 13 Oct 2010 08:40:31 -0500; In the early 70s, I built a "look-alike" 30L-1 out of a gray Bud Box and I used four 4CX250Bs in GG. 100 ohm resistor on G1 to ground, G2 strapped to ground. 2300 volts resting / 1800-1900 @ .9A for; /archives//html/Amps/2010-10/msg00224.html (7,798 bytes)

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