- 1. [AMPS] Vacuum Variable Caps (score: 1)
- Author: smlx@earthlink.net (Nancy & Steve Lawrence)
- Date: Thu, 29 Jun 2000 19:22:33 -0700
- I'm still looking for vacuum variable caps. 500 and 750 or 1000 pf at 7.5 to 10 kv or greater with mounting flange and puller. Some of you must have some you know you'll never use. What say? Price? 7
- /archives//html/Amps/2000-06/msg00502.html (6,534 bytes)
- 2. [Amps] vacuum variable caps (score: 1)
- Author: mikflathead@aol.com
- Date: Mon, 06 Sep 2010 12:31:47 -0400
- Does it make any difference if I ground the shaft side or the other side of a variable vacuum cap? Mike _______________________________________________ Amps mailing list Amps@contesting.com http://li
- /archives//html/Amps/2010-09/msg00029.html (6,233 bytes)
- 3. Re: [Amps] vacuum variable caps (score: 1)
- Author: DAVE WHITE <mausoptik@btinternet.com>
- Date: Mon, 6 Sep 2010 18:43:21 +0000 (GMT)
- Hi Mike - just a case of convenience versus complexity really. If you ground the shaft side you just have to isolate from ground and design for RF 'live" around one simple connection. If you groun
- /archives//html/Amps/2010-09/msg00030.html (7,703 bytes)
- 4. Re: [Amps] vacuum variable caps (score: 1)
- Author: "Bill, W6WRT" <dezrat1242@yahoo.com>
- Date: Mon, 06 Sep 2010 17:13:52 -0700
- ORIGINAL MESSAGE: REPLY: Grounding the non-shaft side will add some stray capacitance from the shaft side to ground. On the higher frequencies, this may be too much. A good example is ten meters. Mos
- /archives//html/Amps/2010-09/msg00032.html (7,778 bytes)
- 5. Re: [Amps] vacuum variable caps (score: 1)
- Author: "Han Higasa" <higasa@plum.ocn.ne.jp>
- Date: Tue, 7 Sep 2010 13:33:08 +0900
- Hi Mike Once I have experienced a small arc between a shaft of a load VVC and its support hardware in my 50MHz hb amp. I have used a flange of its stator for a high-side (signal side) and a bellows/s
- /archives//html/Amps/2010-09/msg00033.html (7,593 bytes)
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