- 1. [Amps] A Meeting Ground (score: 1)
- Author: StephenTetorka@cs.com
- Date: Thu, 04 Nov 2004 12:25:06 -0500
- Hi All: This radiant discussion on parasitics invites me to ask a question: "where does all the 'mish-mash' go to when a chassis ground is employed?" Signals and voltages that are DC, AC and RF are a
- /archives//html/Amps/2004-11/msg00072.html (7,041 bytes)
- 2. Re: [Amps] A Meeting Ground (score: 1)
- Author: Bill Turner <dezrat1242@ispwest.com>
- Date: Thu, 04 Nov 2004 09:38:49 -0800
- _________________________________________________________ The simple answer is, the voltage and current at a point (or more correctly, between two points) is the vector sum of all the signals present
- /archives//html/Amps/2004-11/msg00073.html (8,281 bytes)
- 3. Re: [Amps] A Meeting Ground (score: 1)
- Author: Bill Fuqua <wlfuqu00@uky.edu>
- Date: Thu, 04 Nov 2004 13:04:16 -0500
- This has always been an issue. Particularly when high-Q circuits are involved. One time while helping the accelerator tech try to find out why our 20 MHz, 10KW bunching amplifier signal was getting i
- /archives//html/Amps/2004-11/msg00076.html (9,639 bytes)
- 4. Re: [Amps] A Meeting Ground (score: 1)
- Author: Vic Rosenthal <vic@rakefet.com>
- Date: Thu, 04 Nov 2004 10:46:41 -0800
- Bill Fuqua wrote: I have noticed some homebrew amplifiers I have purchased have the plate tuning capacitor grounded to the front panel. This is bad. Since all the fundamental and all the harmonic cur
- /archives//html/Amps/2004-11/msg00077.html (8,000 bytes)
- 5. Re: [Amps] A Meeting Ground (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Thu, 4 Nov 2004 11:25:02 -0800
- On Nov 4, 2004, at 9:25 AM, StephenTetorka@cs.com wrote: Hi All: This radiant discussion on parasitics invites me to ask a question: "where does all the 'mish-mash' go to when a chassis ground is emp
- /archives//html/Amps/2004-11/msg00078.html (8,259 bytes)
- 6. Re: [Amps] A Meeting Ground (score: 1)
- Author: Dennis12Amplify@aol.com
- Date: Thu, 4 Nov 2004 15:14:24 EST
- Bill, I have been reading your posts lately and want to commend you for your 'sage' advice. I also enjoy Rich's posts but lately he seems to be a bit cranky. I guess I would too if I kept having to f
- /archives//html/Amps/2004-11/msg00083.html (8,451 bytes)
- 7. Re: [Amps] A Meeting Ground (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Thu, 4 Nov 2004 13:25:04 -0800
- On Nov 4, 2004, at 12:14 PM, Dennis12Amplify@aol.com wrote: Bill, I have been reading your posts lately and want to commend you for your 'sage' advice. I also enjoy Rich's posts but lately he seems t
- /archives//html/Amps/2004-11/msg00085.html (8,831 bytes)
- 8. Re: [Amps] A Meeting Ground (score: 1)
- Author: StephenTetorka@cs.com
- Date: Thu, 04 Nov 2004 16:48:40 -0500
- Hi Bill: This 'net result' is my point. And this net result cornucopia goes into and out of all those individual circuit loops. Amazes me. Guess that's why I choose Civil over EE... Regards, Steve Bi
- /archives//html/Amps/2004-11/msg00087.html (9,045 bytes)
- 9. Re: [Amps] A Meeting Ground (score: 1)
- Author: Will Matney <craxd1@ezwv.com>
- Date: Thu, 04 Nov 2004 22:07:05 -0500
- Bill Fuqua wrote: This has always been an issue. Particularly when high-Q circuits are involved. One time while helping the accelerator tech try to find out why our 20 MHz, 10KW bunching amplifier si
- /archives//html/Amps/2004-11/msg00092.html (10,197 bytes)
- 10. Re: [Amps] A Meeting Ground (score: 1)
- Author: Steve Thompson <g8gsq@ic24.net>
- Date: Fri, 5 Nov 2004 09:29:04 +0000
- Sounds right to me. By 1000 MHz I suspect that the phase angle of the internal feedback might not be exactly -90 degrees - but I also doubt that it's zero. Yes. Consider what happens in a hf amp if t
- /archives//html/Amps/2004-11/msg00094.html (9,753 bytes)
- 11. Re: [Amps] A Meeting Ground (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Fri, 5 Nov 2004 06:09:08 -0800
- On Nov 5, 2004, at 1:29 AM, Steve Thompson wrote: On Thursday 04 November 2004 20:14, Dennis12Amplify@aol.com wrote: Bill, I have been reading your posts lately and want to commend you for your 'sage
- /archives//html/Amps/2004-11/msg00096.html (11,341 bytes)
- 12. Re: [Amps] A Meeting Ground (score: 1)
- Author: Bill Turner <dezrat1242@ispwest.com>
- Date: Fri, 05 Nov 2004 08:18:28 -0800
- _________________________________________________________ No, Rich is always a bit cranky. It's part of his charm. :-) -- Bill W6WRT _______________________________________________ Amps mailing list
- /archives//html/Amps/2004-11/msg00099.html (8,304 bytes)
- 13. Re: [Amps] A Meeting Ground (score: 1)
- Author: "lncarman" <lncarman@swbell.net>
- Date: Fri, 5 Nov 2004 10:27:07 -0600
- Everyone has some amount of charm. Sometimes you have to really dig deep to find it and hope it's not a mistake when it manifest itself. My wife still holds out hope for me after our 29th anniversary
- /archives//html/Amps/2004-11/msg00100.html (9,039 bytes)
- 14. Re: [Amps] A Meeting Ground (score: 1)
- Author: Dennis12Amplify@aol.com
- Date: Fri, 5 Nov 2004 17:23:51 EST
- Since currents take the closest path to ground, it should go through this wiper lead to the pan instead of the threaded shaft through the face plate. Will, Actually, since both paths would have some
- /archives//html/Amps/2004-11/msg00102.html (8,209 bytes)
- 15. Re: [Amps] A Meeting Ground (score: 1)
- Author: Will Matney <craxd1@ezwv.com>
- Date: Fri, 05 Nov 2004 17:54:12 -0500
- Dennis, Well they probably would somewhat but I would think the currents in the face plate would be reduced a good degree this way. If the negative from the power supply is attached directly to the c
- /archives//html/Amps/2004-11/msg00103.html (10,999 bytes)
- 16. Re: [Amps] A Meeting Ground (score: 1)
- Author: "carl seyersdahl" <carlseye@tampabay.rr.com>
- Date: Fri, 5 Nov 2004 18:50:11 -0500
- I beg to disagree just a bit: I have never seen Rich disagreeable ( cranky) without a DARN good reason, and I've been a fan of his for quite some time now.!!! Nuff said.!! carl / kz5ca -- Original Me
- /archives//html/Amps/2004-11/msg00105.html (9,382 bytes)
- 17. Re: [Amps] A Meeting Ground (score: 1)
- Author: Dennis12Amplify@aol.com
- Date: Fri, 5 Nov 2004 18:52:46 EST
- Dennis, Well they probably would somewhat but I would think the currents in the face plate would be reduced a good degree this way. If the negative from the power supply is attached directly to the c
- /archives//html/Amps/2004-11/msg00106.html (10,058 bytes)
- 18. Re: [Amps] A Meeting Ground (score: 1)
- Author: Dennis12Amplify@aol.com
- Date: Fri, 5 Nov 2004 18:56:57 EST
- I beg to disagree just a bit: I have never seen Rich disagreeable ( cranky) without a DARN good reason, and I've been a fan of his for quite some time now.!!! Nuff said.!! carl / kz5ca -- To: Carl, R
- /archives//html/Amps/2004-11/msg00107.html (8,173 bytes)
- 19. Re: [Amps] A Meeting Ground (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Fri, 5 Nov 2004 17:23:51 -0800
- On Nov 5, 2004, at 2:23 PM, Dennis12Amplify@aol.com wrote: In a message dated 11/4/04 9:09:52 PM Central Standard Time, craxd1@ezwv.com writes: Since currents take the closest path to ground, Current
- /archives//html/Amps/2004-11/msg00109.html (8,472 bytes)
- 20. Re: [Amps] A Meeting Ground (score: 1)
- Author: R.Measures <r@somis.org>
- Date: Fri, 5 Nov 2004 17:42:30 -0800
- On Nov 5, 2004, at 3:50 PM, carl seyersdahl wrote: I beg to disagree just a bit: I have never seen Rich disagreeable ( cranky) without a DARN good reason, and I've been a fan of his for quite some ti
- /archives//html/Amps/2004-11/msg00110.html (10,668 bytes)
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