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References: [ +from:davek: 98 ] [ at (Too many documents hit. Ignored) ] [ medphys.ucl.ac.uk: 19 ]

Total 18 documents matching your query.

1. [Amps] 4pr1000 heater voltage? (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Tue May 6 09:57:30 2003; I think the tolerance is normally +/- 5% (that should be on the data sheet), so the answer is yes. You can easily add an external resistor in series with the heater. I don't know what the heater curr; /archives//html/Amps/2003-05/msg00048.html (8,632 bytes)
2. [Amps] Mailing list for parasitic osciallations. (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Fri Mar 14 09:59:00 2003; If *very detailed* discussion of power supply design, was repeatedly discussed by a *small group* of individuals and formed such a *huge* part of the mailing list, there would definitely be an excell; /archives//html/Amps/2003-03/msg00546.html (12,412 bytes)
3. [Amps] Mailing list for parasitic osciallations. (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Fri Mar 14 11:24:56 2003; Agreed. Yep, that is very true. Yes, that is very true. Nor are most people. Not wishing to sound boastful, but: a) I have a first degree in electrical and electronic engineering. b) A masters degree; /archives//html/Amps/2003-03/msg00549.html (10,677 bytes)
4. [Amps] Mailing list for parasitic osciallations. (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Mar 17 09:25:25 2003; I wish all those who have privately e-mailed me, agreeing with my suggestion, would make their views known to the mailing list. It reminds me of the situation with the local train service to my house; /archives//html/Amps/2003-03/msg00622.html (9,186 bytes)
5. [Amps] Capacitance Amount Formula (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Feb 10 06:43:25 2003; I think you will find the solution is not quite as easy as that - it depends on type of rectification used - half wave, full wave bridge, full wave two diodes, 3 phase .... There's a classic paper on; /archives//html/Amps/2003-02/msg00215.html (8,782 bytes)
6. [Amps] cavity temperature (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Feb 10 06:49:44 2003; This does not answer your question (others have done that) but may be of interest. When I was a kid, my Dad took me to see a high power RF heating unit at his work. They had a cheap, simple ... over-; /archives//html/Amps/2003-02/msg00216.html (8,844 bytes)
7. [Amps] Capacitance Amount Formula (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Feb 10 12:31:27 2003; First I would say Eric sent some comments on this subject to me personally. As far as I could tell, they were NOT copied to the 'amps' mailing list, hence I only replied to Eric. Therefore others may; /archives//html/Amps/2003-02/msg00225.html (14,683 bytes)
8. [Amps] The Philosophy of Science (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Feb 17 07:50:05 2003; I'm glad some agrees with me on this. For those that don't know, any article submitted to a professional journal (Institute of Physics, IEE, IEEE etc) are normally normally sent to 2 experts in the f; /archives//html/Amps/2003-02/msg00342.html (15,318 bytes)
9. [Amps] The Philosophy of Science (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Mon Feb 17 08:02:12 2003; Clearly my spell checker got the better of me there and the words used should have been 'corrections'. Dr. David Kirkby PhD, Senior Research Fellow, Department of Medical Physics, University College; /archives//html/Amps/2003-02/msg00343.html (8,833 bytes)
10. [Amps] yc156 specs (score: 199): Author: davek at medphys.ucl.ac.uk (Dr. David Kirkby); Date: Tue Feb 25 06:12:03 2003; A scanned data sheet of the YC156 is on my web site http://www.medphys.ucl.ac.uk/~davek/ham/data/yc156.pdf I've been told three things of possible interest: 1) It's the same tube as the 3CPX5000A7 ht; /archives//html/Amps/2003-02/msg00446.html (8,478 bytes)
11. [AMPS] YC156 (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Mon, 28 Sep 1998 11:02:35 +0100; Eimac have told me that the YC156 is identical, except for some tests performed at Eimac, to the 3CPX5000A7 (note the P -its a pulsed version). In fact they sent me a 3CPX5000A7 data sheet, and wrote; /archives//html/Amps/1998-09/msg00312.html (7,849 bytes)
12. [AMPS] G8WRB's response to Boyd Fulbright's false accusations. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Fri, 14 Aug 1998 17:34:14 +0100; Hi all, I hope no one minds me using the AMP's newgroup for this purpose, but Boyd Fulbright (he has used the callsigns W6DSB and N6DMF) has sent two emails to this group (and one to an individual),; /archives//html/Amps/1998-08/msg00137.html (13,883 bytes)
13. [AMPS] YC156/3CPX5000A7 and 3CX15000B7 data. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Tue, 07 Apr 1998 18:37:20 +0100; Following several requests, I have put full data sheet for the following 3 Eimac tubes on the Universities ftp site: YC156 - some of these are surfacing now. 3CPX5000A7 - Identical to above, apart fr; /archives//html/Amps/1998-04/msg00052.html (8,594 bytes)
14. [AMPS] Re: YC156/3CPX5000A7 and 3CX15000B7 data. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Tue, 07 Apr 1998 20:04:59 +0100; sorry, I made a mistake earlier. I meant password is your email address, not usename. G8WRB -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative reques; /archives//html/Amps/1998-04/msg00055.html (7,757 bytes)
15. [AMPS] Re: YC156/3CPX5000A7 and 3CX15000B7 data. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Wed, 08 Apr 1998 11:01:55 +0100; Sorry, I did not give the path to the files. ftp to medphys.ucl.ac.uk cd to pub/users/davek Data sheets are in files yc156.zip, 3cpx5000a7.zip and 3cx15000b7.zip. The other two files there may be of; /archives//html/Amps/1998-04/msg00061.html (7,776 bytes)
16. [AMPS] YC156/3CPX5000A7 and 3CX15000B7 data. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Thu, 09 Apr 1998 15:21:26 +0100; My ftp directory is now working - quicker than I thought it would be. Hence the files can be downloaded. I've added the data sheet for the 3CX5000A7 and put a readme in there that may be of interest.; /archives//html/Amps/1998-04/msg00072.html (8,581 bytes)
17. [AMPS] Data Sheets YC156/3CX15000B7. (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Wed, 15 Apr 1998 13:24:26 +0100; I've looked at the data sheets for the YC156 and 3CPX15000B7, and the constant current curve for anode currents are very similar indeed. The pulsed tube (YC156) is plotted over a much larger cathode-; /archives//html/Amps/1998-04/msg00095.html (9,321 bytes)
18. [AMPS] Software for anode line impedance (score: 14): Author: davek@medphys.ucl.ac.uk (Dave Kirkby); Date: Tue, 24 Mar 1998 11:24:35 +0000; In December 1996 QEX I published a paper, and gave a simple DOS or unix program, designed primarily for finding the impedance of anode lines, taking into account the presence of the anode cavity - ie; /archives//html/Amps/1998-03/msg00379.html (8,795 bytes)

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