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1. [AMPS] In diodes we trust (score: 1): Author: wc6w@juno.com (Radio WC6W); Date: Wed, 28 Jul 1999 10:29:32 EDT; A data point for the PIV & equalization discussion. A couple weeks ago, on the previous "peak" of this topic, I checked a dozen or so 1N5408's (manufactured by ITT, no date code) just out of curiosit; /archives//html/Amps/1999-07/msg00561.html (8,295 bytes)
2. [AMPS] In diodes we trust (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Wed, 28 Jul 1999 12:03:21 -0400; How do you or the others measure recovery time? 73, Tom W8JI w8ji@contesting.com -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-R; /archives//html/Amps/1999-07/msg00564.html (8,077 bytes)
3. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Wed, 28 Jul 1999 10:31:04 -0700; ? You don't need to measure recovery if you are talking about 50 - 60 Hz and the diodes are the same type and come from the same manufacturer. Rich... R. L. Measures, 805-386-3734, AG6K, www.vcnet.c; /archives//html/Amps/1999-07/msg00569.html (8,497 bytes)
4. [AMPS] In diodes we trust (score: 1): Author: wc6w@juno.com (Radio WC6W); Date: Wed, 28 Jul 1999 13:28:40 EDT; On Wed, 28 Jul 1999 12:03:21 -0400 "Tom Rauch" <w8ji@contesting.com> writes: Hi Tom, WIth a bipolar pulse generator (or something equivalent*) that can drive the diode with low duty cycle pulses at 3; /archives//html/Amps/1999-07/msg00570.html (9,508 bytes)
5. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Wed, 28 Jul 1999 11:21:08 -0700; Indeed, Marv, indeed. I smell a red herring. Rich... R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com; /archives//html/Amps/1999-07/msg00573.html (9,009 bytes)
6. [AMPS] In diodes we trust (score: 1): Author: wc6w@juno.com (Radio WC6W); Date: Wed, 28 Jul 1999 20:14:34 EDT; On Wed, 28 Jul 1999 15:35:10 -0400 "Tom Rauch" <w8ji@contesting.com> writes: 60 Hz supply. Hi Tom, Well, in a (un-equalized) series string the fastest (recovery) diode will take the entire inverse vo; /archives//html/Amps/1999-07/msg00591.html (10,041 bytes)
7. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Wed, 28 Jul 1999 18:02:24 -0700; supply. Only in your the world of imagination. In the non-Rauchian world, avalanche voltage limits potential across each diode. Rich... R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures --; /archives//html/Amps/1999-07/msg00597.html (9,000 bytes)
8. [AMPS] In diodes we trust (score: 1): Author: Peter_Chadwick@mitel.com (Peter Chadwick); Date: Thu, 29 Jul 1999 09:27:48 +0100; In inverse proportion to their individual capacities......which for rectifier diodes are not usually controlled. 73 Peter G3RZP -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@; /archives//html/Amps/1999-07/msg00605.html (8,541 bytes)
9. [AMPS] In diodes we trust (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Thu, 29 Jul 1999 08:32:43 -0400; Hi Peter, By the way, I pulled the WEB page up and looked at the national standards for measuring RF power and like the e-mail said, it rules out using a scope. Now it took about 2 weeks and a hundre; /archives//html/Amps/1999-07/msg00607.html (9,456 bytes)
10. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Thu, 29 Jul 1999 07:30:04 -0700; ? It seems to me that there are two things that are being overlooked: 1. The division of the reverse potential is controlled by the avalanche voltages of all the diodes in a series string. . 2. The; /archives//html/Amps/1999-07/msg00608.html (8,911 bytes)
11. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Thu, 29 Jul 1999 07:30:07 -0700; ? Call for references. This has the ring of the R+D manager thing. . ? If P does not vary for a minute or so, the choices are bomb-calorimeter and calibrated oscilloscope to measure the potential ac; /archives//html/Amps/1999-07/msg00609.html (10,175 bytes)
12. [AMPS] In diodes we trust (score: 1): Author: Peter_Chadwick@mitel.com (Peter Chadwick); Date: Thu, 29 Jul 1999 16:51:58 +0100; But most of this change is at low voltages, depending on the gamma of the diode. Up at these piv's, there's very little change in capacity for several hundred volts change. The change would make the; /archives//html/Amps/1999-07/msg00614.html (10,172 bytes)
13. [AMPS] In diodes we trust (score: 1): Author: wc6w@juno.com (Radio WC6W); Date: Thu, 29 Jul 1999 12:32:45 EDT; On Thu, 29 Jul 1999 08:32:43 -0400 "Tom Rauch" <w8ji@contesting.com> writes: On Thu, 29 Jul 1999 07:30:04 -0700 Rich Measures <measures@vc.net> writes: Good Morning (at least here in California) Pete; /archives//html/Amps/1999-07/msg00618.html (12,336 bytes)
14. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Thu, 29 Jul 1999 09:43:30 -0700; ? Not when the avalance V is reached. ? So, put the device on a hv breakdown tester and find out what's what. . I have been doing this for over twenty-five years and I can tell you that they don't m; /archives//html/Amps/1999-07/msg00620.html (10,861 bytes)
15. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Thu, 29 Jul 1999 10:34:04 -0700; ? yes ? indeed. ? agreed ? I would add that, at 60Hz, the reverse currents in each diode in a string are always equal provided that no "equalizers" are used. Rich... R. L. Measures, 805-386-3734, AG; /archives//html/Amps/1999-07/msg00625.html (12,912 bytes)
16. [AMPS] In diodes we trust (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Fri, 30 Jul 1999 00:36:40 -0000; I spent 6 1/2 years in commercial RF design doing everything from designing 18 GHz Gunn Oscillators, 6 GHz PAs and cellular PAs. Never once did I measure RF power (peak or otherwise) using an Oscillo; /archives//html/Amps/1999-07/msg00630.html (8,601 bytes)
17. [AMPS] In diodes we trust (score: 1): Author: measures@vc.net (Rich Measures); Date: Fri, 30 Jul 1999 04:42:42 -0700; Are we talking aout measuring power at microwave frequencies?. ? As well you should have been. We are not talking about measuring power at anything other than HF. ? For measuring up to several kilov; /archives//html/Amps/1999-07/msg00635.html (8,818 bytes)

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