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Total 36 documents matching your query.

1. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: bnorell@lge.co.kr (Norell Bennett W.); Date: Fri, 9 Oct 1998 16:06:43 EST; I have an SB-221, to which I added 10m, and also performed the input circuit changes per AG6K mods. Now have very low VSWR on all bands. Either as a coincidence, or result, I now have the TUNE variab; /archives//html/Amps/1998-10/msg00078.html (8,088 bytes)
2. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Fri, 9 Oct 98 15:58:06 -0000; 2 Possible solutions: 1.) Do you have dust, or pitting or rough edges on either the tune C or load C caps? If so, try filing these down, cleaning, etc. Try to make sure all is smooth and that the sp; /archives//html/Amps/1998-10/msg00080.html (8,600 bytes)
3. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: measures@vc.net (Rich Measures); Date: Fri, 9 Oct 98 21:07:44 -0800; The Tune-C in a 220/early-221 typically has a withstanding ability of over 3500v. The actual peak RF potential on ssb is around 2600v. Unless the Tune-C has melted and/or bent plates, arcing should; /archives//html/Amps/1998-10/msg00081.html (8,850 bytes)
4. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Fri, 9 Oct 1998 18:20:23 -0400; On Fri, 9 Oct 1998 16:06:43 EST "Norell Bennett W." <bnorell@lge.co.kr> writes: Coincidence...really? Start by removing all non original mods and getting operational as per Heath instructions for 10M; /archives//html/Amps/1998-10/msg00084.html (9,776 bytes)
5. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: measures@vc.net (Rich Measures); Date: Sat, 10 Oct 98 08:18:27 -0800; yes, I read it. perhaps. Increased R is more likely. ? nice pun, Jon. congrats F. E. Handy wrote about it in 1926 . (Radio Amateur's Handbook). G. W. Fyler wrote about it in Sept. 1935 . (IRE Procee; /archives//html/Amps/1998-10/msg00086.html (8,978 bytes)
6. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: n4zr@contesting.com (Pete Smith); Date: Sat, 10 Oct 1998 21:54:23 +0100; in your cap There's only one problem with all this mutual admiration -- there is insufficient data to indicate any parasitic at all, since the writer didn't tell us whether the arcing occurred on one; /archives//html/Amps/1998-10/msg00095.html (9,882 bytes)
7. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: measures@vc.net (Rich Measures); Date: Sat, 10 Oct 98 20:03:17 -0800; How about a test, Pete?. If he is interested, I will send him a Low vhf Q suppressor retrofit kit at no cost, and he can see if the arcing persists or ceases. Rich. Measures. Web site: www.vcnet.com; /archives//html/Amps/1998-10/msg00099.html (9,569 bytes)
8. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Sun, 11 Oct 1998 16:04:47 -0400; On Sat, 10 Oct 1998 21:54:23 +0100 Pete Smith <n4zr@contesting.com> writes: Mutual something anyway Pete............. there is If you "try" you can even get it to arc into a dummy load. The SB-220 is; /archives//html/Amps/1998-10/msg00105.html (12,793 bytes)
9. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 12 Oct 98 08:42:38 -0000; I would clean this out good. That might not be the cause but it certainly doesn't help. No, it didn't, but I posted my reply through the reflector as well. As others have eloquently pointed out, it; /archives//html/Amps/1998-10/msg00116.html (10,727 bytes)
10. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 12 Oct 98 10:14:32 -0000; Add another recipient of: amps@contesting.com Or when you select "REPLY" reply to all recipients. Most mail programs have this sort of feature. Well, sounds like you are doing that correctly. Other; /archives//html/Amps/1998-10/msg00117.html (10,062 bytes)
11. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Mon, 12 Oct 1998 11:04:07 -0400; Make sure those suppressor resistors have not burned out. They can be open with no external signs of damage. I must "assume" that the switch alignments are correct ?? There are 3 versions of the SB-2; /archives//html/Amps/1998-10/msg00120.html (12,986 bytes)
12. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: measures@vc.net (Rich Measures); Date: Mon, 12 Oct 98 10:31:01 -0800; However, if an amplifier is marginally stable, having a Tune-C that arcs before the bandswitch is Good. ........ Neither my SB-220 or my TL-922 will arc by mistuning into a 50 ohm termination. amen; /archives//html/Amps/1998-10/msg00126.html (10,861 bytes)
13. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Mon, 12 Oct 98 13:45:31 -0000; That is kinda goofy that some people say their amps will do that. I can understand ARCing when you've got some strange sorta load and high VSWR, but IMHO tuning into a proper load should not cause a; /archives//html/Amps/1998-10/msg00129.html (9,550 bytes)
14. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: bnorell@lge.co.kr (Norell Bennett W.); Date: Tue, 13 Oct 1998 10:41:31 EST; america.lge.co.kr (8.8.4_hhk9703/8.6.9) with ESMTP id OAA07313 for <bnorell@america.lge.co.kr>; Mon, 12 Oct 1998 14:18:07 -0400 (EDT) mail.lge.co.kr (8.8.4_hhk9703/8.6.9) with ESMTP id DAA00467 for; /archives//html/Amps/1998-10/msg00144.html (12,674 bytes)
15. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: measures@vc.net (Rich Measures); Date: Tue, 13 Oct 98 08:51:41 -0800; Increase L-sup to lower the anode-resonance's Q and Rp @110MHz. // Use a double-suppressor configuration. (An example can be found on my Web site.) - RE: Adjusting R-sup: The optimal ohms for R-sup; /archives//html/Amps/1998-10/msg00147.html (9,763 bytes)
16. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: km1h@juno.com (km1h@juno.com); Date: Tue, 13 Oct 1998 12:55:14 -0400; On Tue, 13 Oct 1998 10:41:31 EST "Norell Bennett W." <bnorell@lge.co.kr> writes: Well since those are Rich's suppressors that are supposed to work I am completely dumbfounded and stumped.............; /archives//html/Amps/1998-10/msg00151.html (12,561 bytes)
17. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Tue, 13 Oct 98 15:35:21 -0000; If the supressor resistors are OK, then my bet is that they are working fine and you don't have parasitics. You already have nichrome wires in there so adding Rich's wouldn't do anything for you. Ca; /archives//html/Amps/1998-10/msg00153.html (9,752 bytes)
18. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Tue, 13 Oct 98 15:37:15 -0000; OK. I stand corrected! You've convinced me. 73, Jon KE9NA -- Jon Ogden jono@enteract.com www.qsl.net/ke9na "A life lived in fear is a life half lived." -- FAQ on WWW: http://www.contesting.com/ampfa; /archives//html/Amps/1998-10/msg00154.html (9,156 bytes)
19. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: bnorell@lge.co.kr (Norell Bennett W.); Date: Tue, 13 Oct 1998 16:30:08 EST; america.lge.co.kr (8.8.4_hhk9703/8.6.9) with ESMTP id QAA03857 for <bnorell@america.lge.co.kr>; Tue, 13 Oct 1998 16:07:00 -0400 (EDT) mail.lge.co.kr (8.8.4_hhk9703/8.6.9) with ESMTP id FAA25451 for; /archives//html/Amps/1998-10/msg00157.html (12,133 bytes)
20. [AMPS] SB-220 TUNE Cap Arcing (score: 1): Author: jono@enteract.com (Jon Ogden); Date: Tue, 13 Oct 98 22:47:21 -0000; OK. And that seems at least like it is correct. Are you sure everything is wired correctly? Is the bandswitch properly functioning? Is the bandswitch wired correctly? Perhaps these seems silly to as; /archives//html/Amps/1998-10/msg00159.html (9,593 bytes)

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