- 1. RE: [BULK] - [Amps] HF and 4cx250b's (score: 1)
- Author: Steve Katz <stevek@jmr.com>
- Date: Thu, 15 Jul 2004 07:23:00 -0700
- 4CX250Bs require a regulated screen supply, making the PSU design more complex. They have enormous gain (about 20 dB), so drive requirements are very low, requiring either a low power exciter or an i
- /archives//html/Amps/2004-07/msg00081.html (8,860 bytes)
- 2. Re: [BULK] - [Amps] HF and 4cx250b's (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Sat, 17 Jul 2004 06:12:59 -0700
- On Jul 15, 2004, at 7:23 AM, Steve Katz wrote: 4CX250Bs require a regulated screen supply, making the PSU design more complex. However, the screen current is so low in a 4cx250B that it often goes ne
- /archives//html/Amps/2004-07/msg00097.html (10,003 bytes)
- 3. Re: [BULK] - [Amps] HF and 4cx250b's (score: 1)
- Author: "Ian White, G3SEK" <G3SEK@ifwtech.co.uk>
- Date: Sat, 17 Jul 2004 18:16:41 +0100
- R. Measures wrote: On Jul 15, 2004, at 7:23 AM, Steve Katz wrote: 4CX250Bs require a regulated screen supply, making the PSU design more complex. ð However, the screen current is so low in a 4cx2
- /archives//html/Amps/2004-07/msg00102.html (8,807 bytes)
- 4. Re: [BULK] - [Amps] HF and 4cx250b's (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Sat, 17 Jul 2004 21:26:04 -0700
- On Jul 17, 2004, at 10:16 AM, Ian White, G3SEK wrote: R. Measures wrote: On Jul 15, 2004, at 7:23 AM, Steve Katz wrote: 4CX250Bs require a regulated screen supply, making the PSU design more complex.
- /archives//html/Amps/2004-07/msg00110.html (9,613 bytes)
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