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Total 13 documents matching your query.

1. [Amps] Vaporized band switch contacts (score: 1): Author: MIKE DURKIN <patriot121@msn.com>; Date: Tue, 6 Apr 2010 06:26:29 -0700; Has any one devised a replacement scheme besides replacing the ceramic wafer when the band switch contacts get vaporized ??? I think the TL922 and THP HL-2K use the same style - type wafers. Mike KC7; /archives//html/Amps/2010-04/msg00149.html (7,464 bytes)
2. Re: [Amps] Vaporized band switch contacts (score: 1): Author: donroden@hiwaay.net; Date: Tue, 06 Apr 2010 08:46:54 -0500; "vaporized" is pretty final. Don WA4NPL _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2010-04/msg00150.html (7,597 bytes)
3. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Winfried Kriegl" <dk9ip@gmx.de>; Date: Tue, 06 Apr 2010 19:44:47 +0200; True for the contacts but if the ceramic wafer ist still ok you can restore it: http://home.arcor.de/dk9ip/repair/sb220 73, Win DK9IP -- Original-Nachricht -- -- GRATIS für alle GMX-Mitglieder: Die m; /archives//html/Amps/2010-04/msg00156.html (9,431 bytes)
4. Re: [Amps] Vaporized band switch contacts (score: 1): Author: MIKE DURKIN <patriot121@msn.com>; Date: Tue, 6 Apr 2010 10:54:51 -0700; Yes the wafer is fine. These are what im going to need. SOOoooo ... no one has em new?? http://home.arcor.de/dk9ip/repair/sb220/sb220bandswitch_18.html Mike KC7NOA ___________________________________; /archives//html/Amps/2010-04/msg00158.html (9,042 bytes)
5. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Tue, 6 Apr 2010 16:19:33 -0400; I guess you will keep the dust out of that amp in the future. Repairing the Heath SB series switches is easy as there are plenty of wafer and contact donors (contacts are a generic Centralab/Electros; /archives//html/Amps/2010-04/msg00163.html (10,337 bytes)
6. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Ken" <n4zed@comcast.net>; Date: Tue, 6 Apr 2010 17:26:34 -0400; I would also like a source for new contacts...I ended up striping contacts off a new band switch I got at a hamfest. It was not expensive, military surplus. I was too lazy to go and find the rivets a; /archives//html/Amps/2010-04/msg00165.html (10,622 bytes)
7. Re: [Amps] Vaporized band switch contacts (score: 1): Author: Dale KG4KZG <dmr47@rocketmail.com>; Date: Tue, 6 Apr 2010 19:24:14 -0700 (PDT); I swaped the 10m contacts on a hacked SB200 around 8-9 years ago using a junk box contact salvaged from a new wafer and #4 screws. Slightly lighter than the original but never a problem. The only PIT; /archives//html/Amps/2010-04/msg00172.html (7,536 bytes)
8. Re: [Amps] Vaporized band switch contacts (score: 1): Author: donroden@hiwaay.net; Date: Tue, 06 Apr 2010 22:32:54 -0500; But if the contacts "vaporized", there is now a fine covering of metal on the ceramic. Don WA4NPL _______________________________________________ Amps mailing list Amps@contesting.com http://lists.c; /archives//html/Amps/2010-04/msg00173.html (8,015 bytes)
9. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Wed, 7 Apr 2010 07:58:51 -0400; The assembly alignment also contributes to many 10M failures on those amps, the wipers are barely touching the contacts as can be seen by the way they are melted. Its best to not use steel hardware t; /archives//html/Amps/2010-04/msg00180.html (8,965 bytes)
10. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Carl" <km1h@jeremy.mv.com>; Date: Wed, 7 Apr 2010 08:02:46 -0400; A little bit of acid goes a long way toward cleaning that mess up. Comet or similar cleanser and a toothbrush usually removes the carbon black. Not all major arcs are recoverable; Ive seen ceramic co; /archives//html/Amps/2010-04/msg00183.html (9,159 bytes)
11. Re: [Amps] Vaporized band switch contacts (score: 1): Author: MIKE DURKIN <patriot121@msn.com>; Date: Wed, 7 Apr 2010 06:37:15 -0700; I used a sonicare toothbrush to clean the tank on a FT-101ZD, i would think that some comet and the toothbrush should do a good job of cleaning it up. Mike KC7NOA ____________________________________; /archives//html/Amps/2010-04/msg00190.html (10,060 bytes)
12. Re: [Amps] Vaporized band switch contacts (score: 1): Author: MIKE DURKIN <patriot121@msn.com>; Date: Tue, 20 Apr 2010 13:53:39 -0700; Does any one have band switch selector contacts ?? I think Gudguyham lost interrest in selling some. It always bugs me when some one cant give a straight answer to a striaght forward question .. so i; /archives//html/Amps/2010-04/msg00578.html (8,540 bytes)
13. Re: [Amps] Vaporized band switch contacts (score: 1): Author: "Ron McCurdy" <firemonitor@cox.net>; Date: Tue, 20 Apr 2010 16:39:31 -0500; Harbach electronics http://www.harbachelectronics.com/ has them for a reasonable price and they have extra contacts. Ron, KE5QDA Does any one have band switch selector contacts ?? I think Gudguyham l; /archives//html/Amps/2010-04/msg00579.html (9,314 bytes)

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