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Total 28 documents matching your query.

1. [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Mon, 26 Aug 2013 16:03:39 -0400; I burned up a capacitor in the low pass filter of my Hercules 2 amplifier. According to the schematic it is C42 with a value of "100". I'd like to replace it. Is "100" the value on the schematic in P; /archives//html/TenTec/2013-08/msg00287.html (6,706 bytes)
2. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: george fritkin <georgefritkin@yahoo.com>; Date: Mon, 26 Aug 2013 16:27:29 -0700 (PDT); Schematics do not give a parts description and do not use what you took out, maybe someone replaced the original with the wrong component. Go to parts list in manual and if not listed call TT. Geo; /archives//html/TenTec/2013-08/msg00288.html (7,740 bytes)
3. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Wade Staggs <tvman1954@gmail.com>; Date: Mon, 26 Aug 2013 19:28:16 -0500; On the Schematic.... Does it read something like ... All values in Pf unless otherwise specified? Since the Cap is a Big Yellow Disc, my Best Guess is that it is 100 PF and because it is Big .... it; /archives//html/TenTec/2013-08/msg00289.html (8,443 bytes)
4. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 26 Aug 2013 21:10:05 -0400; John As it happens, I have a Herc II opened up on the work bench. If you tell me which LPF is involved (what band?), I'll see if I can give you some guidance. Phil C. Sr. k4dpk On 8/26/2013 7:27 PM,; /archives//html/TenTec/2013-08/msg00290.html (8,983 bytes)
5. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Tue, 27 Aug 2013 04:29:52 -0400; Phil - It's the big yellow one in the 20 meter LPF. If you look at the board from the ten meter LPF end, it's the one on the left on the 20 meter LPF. There is a small blue one to the left of it and; /archives//html/TenTec/2013-08/msg00291.html (9,738 bytes)
6. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Wade Staggs <tvman1954@gmail.com>; Date: Tue, 27 Aug 2013 06:10:11 -0500; Hello John, I had a look at the schematic and it seems to be an 100 PF Capacitor. Your original message said that the Circuit Board location is C42. And that it is on the LPF Board.This is where I lo; /archives//html/TenTec/2013-08/msg00292.html (8,540 bytes)
7. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Tue, 27 Aug 2013 09:06:48 -0400; Wade and all - I called Ten Tec and it's 100pf and 2KV. They had none in stock and said they were hard to find. I searched Mouser and found some discs at 100PF and 6KV. While physically smaller, they; /archives//html/TenTec/2013-08/msg00293.html (9,698 bytes)
8. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Tue, 27 Aug 2013 11:18:16 -0400; John Dr. appointment this morning, so I didn't see your post until just now. Yes, the 100/6kv should be OK. TT uses discs in parallel to handle the high current in the LPF. I have some 100/3KV I coul; /archives//html/TenTec/2013-08/msg00294.html (11,533 bytes)
9. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Wade Staggs <tvman1954@gmail.com>; Date: Tue, 27 Aug 2013 10:31:06 -0500; Hello Again John, That's the Legendary Ten Tec Service, of which I spoke. So you will know. I had an issue with an 100 Pf Cap in one of my Amps recently. It also was 100 Pf and in the plate circuit o; /archives//html/TenTec/2013-08/msg00295.html (12,810 bytes)
10. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 27 Aug 2013 08:31:38 -0700; I would not be at all confident that the caps you found will work. There is the issue of equivalent series resistance -- ESR -- which dissipates power if the cap is carrying current, which it certain; /archives//html/TenTec/2013-08/msg00296.html (8,422 bytes)
11. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Tue, 27 Aug 2013 14:31:28 -0400; Jim - That is the only information Ten Tec service gave me. Here is the data sheet - http://www.mouser.com/ds/2/188/XC-600144-198731.pdf I see no reference to ESR. Ten Tec didn't say anything about E; /archives//html/TenTec/2013-08/msg00298.html (10,190 bytes)
12. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Richards <jrichards@k8jhr.com>; Date: Tue, 27 Aug 2013 14:52:42 -0400; What does "INSULATION RESISTANCE" mean on the data sheet? Is this any clue? -- K8JHR -- I see no reference to ESR. Ten Tec didn't say anything about ESR. How would I tell the ESR of the capacitor? __; /archives//html/TenTec/2013-08/msg00299.html (8,776 bytes)
13. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 27 Aug 2013 12:43:02 -0700; The caps on this data sheet are rated for 50VDC or 500VDC. I see nothing that indicates they are designed to handle power. Are these in the input circuit or the output circuit? Data sheets for caps d; /archives//html/TenTec/2013-08/msg00300.html (11,239 bytes)
14. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Tue, 27 Aug 2013 20:58:56 +0100; At the 550W level the capacitor will have about 166v rms across it when looking into a matched load - on 20m that's 1.46A rms through the capacitor and 234v peak across it. Worst-case, if the load SW; /archives//html/TenTec/2013-08/msg00301.html (9,035 bytes)
15. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Tue, 27 Aug 2013 16:04:09 -0400; Jim - The data sheet was referenced by the caps I bought. They are here - http://www.mouser.com/ProductDetail/Xicon/140-602S9-101K-RC/?qs=%2fha2pyFaduiG5JkMI2CQlFp0JSUsnNOTn9ZPPfSxe9TudapUjyeLwg%3d%3; /archives//html/TenTec/2013-08/msg00302.html (12,604 bytes)
16. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Wade Staggs <tvman1954@gmail.com>; Date: Tue, 27 Aug 2013 15:23:34 -0500; http://www.atceramics.com/documents/notes/esrlosses_appnote.pdf Please see page 2 and the title " Power Dissipation in a Capacitor Due to ESR " I have worried about ESR in Electrolytic Capacitors for; /archives//html/TenTec/2013-08/msg00304.html (10,738 bytes)
17. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: John Huffman <hjohnc@gmail.com>; Date: Tue, 27 Aug 2013 16:38:17 -0400; Wade - I am not an electrical engineer. I'm just an old guy who would like to keep his rig on the air. I depend on the expertise of groups like this to help me fix stuff when it breaks. I really appr; /archives//html/TenTec/2013-08/msg00305.html (11,850 bytes)
18. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 27 Aug 2013 13:54:13 -0700; http://www.tabmica.co.uk/page7.html <http://www.tabmica.co.uk/page3.html> http://www.tabmica.co.uk/page3.html Bob ordered type SBH for our group purchase to build the bandpass filters. They arrived b; /archives//html/TenTec/2013-08/msg00307.html (9,290 bytes)
19. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: <chacuff@cableone.net>; Date: Tue, 27 Aug 2013 21:03:40 +0000; http://www.mouser.com/ProductDetail/Murata-Electronics/DHRB5AD101M1CB/?qs=sGAEpiMZZMsh%252b1woXyUXj4JRvXjdr5gR7xdPzeuj%252bho%3d Id try this...I think it will be fine... Cecil Acuff Gulfport MS K5DL; /archives//html/TenTec/2013-08/msg00308.html (13,096 bytes)
20. Re: [TenTec] Herc 2 LP Cap? (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Tue, 27 Aug 2013 17:05:24 -0400; Those capacitors are a part of the shunt components in the low pass filter network. They are not passing all of the current generated by the amplifier. They are passing only that part of the harmonic; /archives//html/TenTec/2013-08/msg00309.html (9,406 bytes)

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