- 1. [Amps] care and feeding (score: 1)
- Author: Paul Decker <kg7hf@comcast.net>
- Date: Mon, 19 Apr 2010 00:44:11 +0000 (UTC)
- Hi guys, I'm reading over the Eimac "Care and feeding of power tetrodes" because it came up in a search I did. page 8, figure 17 shows a cavity and says "Schematic cavity section of 1250 Mc. amplifie
- /archives//html/Amps/2010-04/msg00551.html (6,848 bytes)
- 2. Re: [Amps] care and feeding (score: 1)
- Author: "Carl" <km1h@jeremy.mv.com>
- Date: Sun, 18 Apr 2010 21:15:32 -0400
- Eimac made a series of cavity amps for the early cell phone industry using the 3CX400U7; 2 can be moved to 903. Ive seen mention of others but havent looked for them. There are a few commercial cavit
- /archives//html/Amps/2010-04/msg00552.html (8,574 bytes)
- 3. Re: [Amps] care and feeding (score: 1)
- Author: Paul Decker <kg7hf@comcast.net>
- Date: Mon, 19 Apr 2010 01:19:33 +0000 (UTC)
- thanks Carl. I've got a couple 4x150G coaxial tubes in a cavity and I'm trying to figure out what the operating freq is without actually applying power. I was told they are 1250 Mhz but I'm not sure.
- /archives//html/Amps/2010-04/msg00553.html (9,174 bytes)
- 4. Re: [Amps] care and feeding (score: 1)
- Author: "Carl" <km1h@jeremy.mv.com>
- Date: Sun, 18 Apr 2010 21:25:40 -0400
- If they really work there its likely at no more than 30% efficiency. thanks Carl. I've got a couple 4x150G coaxial tubes in a cavity and I'm trying to figure out what the operating freq is without ac
- /archives//html/Amps/2010-04/msg00554.html (8,724 bytes)
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