- 1. [AMPS] Oil Filled Capacitors (score: 1)
- Author: w8cqjeff@tds.net (Jeff Weinberg W8CQ)
- Date: Mon, 9 Jul 2001 22:54:53 -0500
- Hi All, I am in need of a couple oil-filled capacitors. These used to float around on the reflector from time to time. I need something on the order of 30-40 uF at 4-5 KV. Anyone have 2 for sale or k
- /archives//html/Amps/2001-07/msg00127.html (7,895 bytes)
- 2. [AMPS] Oil Filled Capacitors (score: 1)
- Author: agray@voicenet.com (Alan Gray)
- Date: Tue, 10 Jul 2001 02:09:51 -0400
- Jeff Herbach & Rademan has 32 ufd @ 4.5KV GE units listed in their catalog for $39.95 each (new). Look in their on-line catalog under the category "energy storage capacitors; although when you get to
- /archives//html/Amps/2001-07/msg00131.html (9,211 bytes)
- 3. [AMPS] Oil Filled Capacitors (score: 1)
- Author: Kenneth D. Grimm, K4XL" <K4XL@arrl.net (Kenneth D. Grimm, K4XL)
- Date: Tue, 10 Jul 2001 09:01:53 -0400
- for "energy it I have always been told to not use energy storage capacitors in HV power supplies for filtering purposes. I tried, unsuccessfully to find a GE data sheet on the above mentioned cap (
- /archives//html/Amps/2001-07/msg00133.html (8,875 bytes)
- 4. [AMPS] Oil Filled Capacitors (score: 1)
- Author: 2@vc.net (2)
- Date: Tue, 10 Jul 2001 07:00:36 -0700
- /\ Energy storage capacitor mfgs. say the WV rating is 60% of the Peak V rating. cheers - R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures. end -- FAQ on WWW: http://www.contesting.com/FAQ/
- /archives//html/Amps/2001-07/msg00134.html (8,217 bytes)
- 5. [AMPS] Oil Filled Capacitors (score: 1)
- Author: 2@vc.net (2)
- Date: Tue, 10 Jul 2001 07:09:46 -0700
- /\ I ran a ripple-current vs. heating test on two. They got warmer than regular filter caps. However, for SSB use, where the duty-cycle is c. 15%, energy storage capacitors should do ok provided the
- /archives//html/Amps/2001-07/msg00138.html (9,466 bytes)
- 6. [AMPS] Oil Filled Capacitors (score: 1)
- Author: wb8jkr@juno.com (wb8jkr@juno.com)
- Date: Tue, 10 Jul 2001 10:49:55 -0400
- Ken, I don't know if it qualifies as the same thing or not, but I'm using a 35 ufd 5KV cap out of a "de-fib" machine in my supply. Its 17 years old now and never one problem with it. Mark WB8JKR ____
- /archives//html/Amps/2001-07/msg00139.html (9,421 bytes)
- 7. [AMPS] Oil Filled Capacitors (score: 1)
- Author: Peter.Chadwick@zarlink.com (Peter Chadwick)
- Date: Tue, 10 Jul 2001 16:26:50 +0100
- Do they have a rating in terms of maximum discharges of so much energy per second or whatever? If so, it should be possible to equate the energy back to a ripple current. One would expect that for en
- /archives//html/Amps/2001-07/msg00140.html (8,973 bytes)
- 8. [AMPS] Oil Filled Capacitors (score: 1)
- Author: wc6w@juno.com (Radio WC6W)
- Date: Tue, 10 Jul 2001 09:11:16 -0700
- Hi Ken, A 1974 GE capacitor catalog (GEP-1798A) denotes the 28F series as a design for SCR commutation, with very high reliability, high current capability and very low ESR. No de-rating would be req
- /archives//html/Amps/2001-07/msg00141.html (8,785 bytes)
- 9. [AMPS] Oil Filled Capacitors (score: 1)
- Author: 2@vc.net (2)
- Date: Tue, 10 Jul 2001 10:03:42 -0700
- /\ ... not likely. A failed oil filled cap. is no big deal because when one fails, it shorts and trips the circuit breaker. . cheers - R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures. end
- /archives//html/Amps/2001-07/msg00142.html (9,011 bytes)
- 10. [AMPS] Oil Filled Capacitors (score: 1)
- Author: Kenneth D. Grimm, K4XL" <K4XL@arrl.net (Kenneth D. Grimm, K4XL)
- Date: Wed, 11 Jul 2001 11:44:44 -0400
- Thanks to all who replied! It would appear that the caps would be a good buy for a new amp supply. 73, Ken K4XL k4xl@arrl.net ** BoatAnchor Manual Archive ** On the web at http://bama.sbc.edu or FTP
- /archives//html/Amps/2001-07/msg00148.html (8,409 bytes)
- 11. [AMPS] Oil Filled Capacitors (score: 1)
- Author: carlseye@tampabay.rr.com (carl seyersdahl)
- Date: Wed, 11 Jul 2001 18:36:25 -0400
- It willbe interesting to see the results of using an "energy storage" cap as a filter. These caps are available from Fair Radio Sales for a pretty good price , If you consider that you only need one
- /archives//html/Amps/2001-07/msg00149.html (9,628 bytes)
- 12. [AMPS] Oil Filled Capacitors (score: 1)
- Author: phil@vaxxine.com (Phil (VA3UX))
- Date: Wed, 11 Jul 2001 20:42:11 -0400
- There isn't anything new here regarding these caps for HV filters : they've been used by amateurs for years. There are several home brew amps around here that have used these caps without incidence s
- /archives//html/Amps/2001-07/msg00152.html (10,714 bytes)
- 13. [AMPS] Oil Filled Capacitors (score: 1)
- Author: w2fca@qsl.net (Frank & Barb Ayers)
- Date: Wed, 11 Jul 2001 21:54:49 -0400
- as The ones available from Fair Radio are the 28F2023G11 that Marv WC6W just pointed out would be great for filtering. Frank W2FCA -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps
- /archives//html/Amps/2001-07/msg00153.html (7,897 bytes)
- 14. [Amps] Oil Filled Capacitors (score: 1)
- Author: "Michael Tope" <W4EF@dellroy.com>
- Date: Sun, 21 Aug 2005 23:12:17 -0700
- A friend of mine is building an new amplifier and is looking for a couple of oil filled HV capacitors for the power supply He wants something in the range of 8 to 10uF at 8 to 10KV. If you have some
- /archives//html/Amps/2005-08/msg00651.html (6,360 bytes)
- 15. Re: [Amps] Oil Filled Capacitors (score: 1)
- Author: "Michael Tope" <W4EF@dellroy.com>
- Date: Sat, 27 Aug 2005 20:48:51 -0700
- Thanks to all who responded to my inquiry on oil filled caps earlier this week. I have forwarded this information to my friend. He will contact you directly if he is interested. 73 de Mike, W4EF.....
- /archives//html/Amps/2005-08/msg00735.html (7,231 bytes)
This search system is powered by
Namazu