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Total 13 documents matching your query.

1. [RFI] 120v halogen lights (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Sat, 03 Apr 2004 13:57:14 -0500; I spoke too soon -- the 120 volt halogens are quiet, all right, but they also don't put out enough light to function as task lighting -- much less than the low voltage lights do. So it's back to the; /archives//html/RFI/2004-04/msg00007.html (6,896 bytes)
2. Re: [RFI] 120v halogen lights (score: 1): Author: "Jim Miller" <JimMiller@STL-Online.Net>; Date: Sun, 4 Apr 2004 08:08:22 -0500; Neighbor uses something he calls "puck lights" for his bar area. under the cabinets in the back bar and in the front bar too. He spaces them 18 to 24 inches apart. I don't know how much light you nee; /archives//html/RFI/2004-04/msg00009.html (8,730 bytes)
3. Re: [RFI] 120v halogen lights (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Sun, 04 Apr 2004 09:35:33 -0400; At 09:08 AM 4/4/04, Jim wrote: Neighbor uses something he calls "puck lights" for his bar area. under the cabinets in the back bar and in the front bar too. He spaces them 18 to 24 inches apart. I do; /archives//html/RFI/2004-04/msg00010.html (8,010 bytes)
4. Re: [RFI] 120v halogen lights (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Sun, 4 Apr 2004 10:04:14 -0400; the 24 and search I have some LV "puck lights" in my shack and had to throw away the "transformers" because of RFI and use real LV transformers. _______________________________________________ RFI m; /archives//html/RFI/2004-04/msg00011.html (8,162 bytes)
5. Re: [RFI] 120v halogen lights (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Sun, 04 Apr 2004 10:15:22 -0400; the 24 and search I have some LV "puck lights" in my shack and had to throw away the "transformers" because of RFI and use real LV transformers. I assume that there is no reason why any real transfor; /archives//html/RFI/2004-04/msg00012.html (8,412 bytes)
6. Re: [RFI] 120v halogen lights (score: 1): Author: "Tom Rauch" <w8ji@contesting.com>; Date: Sun, 4 Apr 2004 10:23:22 -0400; That's right, as long as it is AC. If you run DC bulb life is shorter. 73 Tom _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/; /archives//html/RFI/2004-04/msg00013.html (7,626 bytes)
7. Re: [RFI] 120v halogen lights (score: 1): Author: Martin Ewing <martin@aa6e.net>; Date: Sun, 04 Apr 2004 12:58:38 -0400; OK, I've heard this said before. But inquiring minds want to know: why should DC be worse than AC for lifetime in lighting applications? I seem to recall it was an issue for vacuum tube filaments, pr; /archives//html/RFI/2004-04/msg00015.html (8,343 bytes)
8. Re: [RFI] 120v halogen lights (score: 1): Author: "Brian Goldsmith" <brian.goldsmith@echo1.com.au>; Date: Mon, 5 Apr 2004 10:04:22 +1000; delivers That's right, as long as it is AC. If you run DC bulb life is shorter. **WHAT?????????????? Brian Goldsmith. _______________________________________________ RFI mailing list RFI@contesting.c; /archives//html/RFI/2004-04/msg00016.html (7,984 bytes)
9. Re: [RFI] 120v halogen lights (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Sun, 4 Apr 2004 18:40:04 -0700; Here's something interesting: "Question: What happens if the load is below the rated power range? Answer: An instable operation can occur if the load on the transformer is below its rated power range; /archives//html/RFI/2004-04/msg00017.html (8,053 bytes)
10. Re: [RFI] 120v halogen lights (score: 1): Author: Pete Smith <n4zr@contesting.com>; Date: Mon, 05 Apr 2004 07:37:55 -0400; At 09:40 PM 4/4/04, Cortland Richmond wrote: Here's something interesting: "Question: What happens if the load is below the rated power range? Answer: An instable operation can occur if the load on t; /archives//html/RFI/2004-04/msg00018.html (9,240 bytes)
11. Re: [RFI] 120v halogen lights (score: 1): Author: stuart benner <w3stu@myactv.net>; Date: Mon, 5 Apr 2004 12:55:06 -0400; The reduction in life of an incandescent lamp when operated on DC versus AC is attributable to a phenomenon known as "DC notching." With DC applied, the tungsten molecules migrate within the filament; /archives//html/RFI/2004-04/msg00020.html (10,109 bytes)
12. Re: [RFI] 120v halogen lights (score: 1): Author: Ron Rossi <kk1l@intergate.com>; Date: Mon, 05 Apr 2004 16:48:20 -0400; It is refered to as electromigration at least within the semiconductor design industry. It is an issue we take into consideration when designing the wiring of our circuits. -- 73 es God Bless de KK1L; /archives//html/RFI/2004-04/msg00021.html (11,648 bytes)
13. Re: [RFI] 120v halogen lights (score: 1): Author: Martin Ewing <martin@aa6e.net>; Date: Tue, 06 Apr 2004 12:59:54 -0400; Interesting, if OT. The effect may be real, but I am trying see the physics. The E-field seems too small to push W atoms around. They are neutral. But maybe there's a slight ionization. Or momentum t; /archives//html/RFI/2004-04/msg00024.html (9,294 bytes)

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