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Total 1109 documents matching your query.

21. Re: [Amps] Ameritron amp purchase decision questions (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Fri, 27 Jul 2007 22:58:01 -0400
$200? They were over $300 net back in the late 70's. Roger (K8RI) _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/a
/archives//html/Amps/2007-07/msg00476.html (10,702 bytes)

22. Re: [Amps] economics 3501 (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sat, 28 Jul 2007 14:11:34 -0400
Interesting but: You forgot inflation! Small, one or two man businesses have little to gain by merging with the competition True Only if there is a market for those 250 products AND each is profitabl
/archives//html/Amps/2007-07/msg00489.html (12,513 bytes)

23. Re: [Amps] economics 3501 (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sat, 28 Jul 2007 14:29:51 -0400
And if we all used common sense and conserved it'd go down. At current consumption we only need to increase the fleet average by about 7 MPG to become almost independent of foreign oil. The increase
/archives//html/Amps/2007-07/msg00490.html (6,928 bytes)

24. [Amps] Tokyo HL-1.5KFX Yaesu pinout (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sun, 29 Jul 2007 15:31:22 -0400
I recently purchased a Tokyo HL-1.5K solid state 160 through 6 KW amp. It comes with band data cables for Icom, Kenwood, and Yaesu. I plan on using it with both my Icom 756 Pro in here and the little
/archives//html/Amps/2007-07/msg00510.html (7,664 bytes)

25. Re: [Amps] Tokyo HL-1.5KFX Yaesu pinout (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sun, 29 Jul 2007 17:39:14 -0400
Sounds good but there are two problems. Icom and yaesu use a different method of data transfer and they used different connectors. They use two methods on the Icom. One is the I-IV digital interface
/archives//html/Amps/2007-07/msg00514.html (9,791 bytes)

26. Re: [Amps] Tokyo HL-1.5KFX Yaesu pinout (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Tue, 7 Aug 2007 21:40:09 -0400
Tracing the wires out, pins 6 and 8 would be reversed with pin 6 being in the center and pin 8 being the lower left of the plug looking in. If 8 were in the center they'd be grounding 6 to 3 instead
/archives//html/Amps/2007-08/msg00024.html (9,600 bytes)

27. [Amps] It's working! Was( Tokyo HL-1.5KFX Yaesu pinout) (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Thu, 9 Aug 2007 00:35:57 -0400
I have it working! Thanks to Joe (W4TV) for the help. I'd have never found menu #20 had he not said it had to be set to "LIN". I was quite familiar with the menues but didn't recall one that said CAT
/archives//html/Amps/2007-08/msg00035.html (9,599 bytes)

28. Re: [Amps] Amps for sale (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Thu, 9 Aug 2007 15:07:01 -0400
To me they appear to be a bit pricy. Good, 2002A amps for 2-meters run less than the one they have that would need to be converted to 220 or 144 The 2KD series vary widely but typically run less than
/archives//html/Amps/2007-08/msg00037.html (6,631 bytes)

29. Re: [Amps] LK 500 ZA heat (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Mon, 13 Aug 2007 22:41:55 -0400
Whether to suck or blow. Those old computers had low wattage power supplies that didn't take a lot of cooling either. Check the newer and higher powered computers. I have 5 and all have the fan on t
/archives//html/Amps/2007-08/msg00063.html (15,515 bytes)

30. Re: [Amps] LK 500 ZA heat (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Mon, 13 Aug 2007 23:06:50 -0400
No...Wait... is my amp too hot...is it normal...does that wipe out band switches... and THEN is it better to suck or blow when cooling an amp? Or did I miss a couple? <:-)) And I gotta fix the spell
/archives//html/Amps/2007-08/msg00064.html (8,237 bytes)

31. Re: [Amps] LK-500 ZA heat (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Tue, 14 Aug 2007 13:59:42 -0400
I think that would describe my 2K4 running near "tilt". The noise brings the neighborhood kids over with marshmellows on sticks. 73 Roger (K8RI) _______________________________________________ Amps
/archives//html/Amps/2007-08/msg00083.html (7,936 bytes)

32. Re: [Amps] Heat Dissapating 8877 HV Plate Caps (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sun, 26 Aug 2007 02:11:31 -0400
When I worked in the semiconductor industry our *low power* RF induction heating units used a pair of large glass triodes that were physically about the size of a 4-1000A. The radiators that attache
/archives//html/Amps/2007-08/msg00183.html (8,835 bytes)

33. Re: [Amps] SELL: Heat Dissipating 8877 HV Plate Caps (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sun, 26 Aug 2007 04:33:18 -0400
Not here in the states. You only have to be the developer and can show you were the first, but the item has been in common use for many decades which would perclude being able to patent it. A plate
/archives//html/Amps/2007-08/msg00185.html (9,285 bytes)

34. Re: [Amps] Future Amp Buyer Questions (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Sun, 26 Aug 2007 13:18:03 -0400
You sound as if you are looking at new amps. Have you considered used? For the same price you can find some very nice, legal limit amps. The old Alpha such as the 76A amps have been running around $
/archives//html/Amps/2007-08/msg00191.html (10,189 bytes)

35. Re: [Amps] Silicon rubber chimneys (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Wed, 29 Aug 2007 17:46:33 -0400
Silastic Hi Temp. Same stuff as used for baffeling material in aircraft engine compartments. Whether it's the same brad, or not, I don't know. I use Silastic RTV (TM) It doesn't have to be butt bond
/archives//html/Amps/2007-08/msg00243.html (8,411 bytes)

36. Re: [Amps] crossmodulation in PA ? Thanks for all good advice (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Wed, 5 Sep 2007 20:46:59 -0400
The diode problem can happen on any band. At one time I had the Midland Repeater (W8KEA) located here in my basement. The antenna was a commercial vertical located on top of my old 90' tower. The tow
/archives//html/Amps/2007-09/msg00036.html (7,996 bytes)

37. Re: [Amps] QRO or Command (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Fri, 7 Sep 2007 19:16:39 -0400
I have it's little brother, the HL-1.5Kfx. I was leaning toward the 2.5, but it doesn't have 6-meters and It would have been another three months from when I purchased the 1.5. That and the 2.5 is t
/archives//html/Amps/2007-09/msg00092.html (7,857 bytes)

38. Re: [Amps] crossmodulation in PA ? Thanks for all good??advice (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Fri, 7 Sep 2007 19:36:39 -0400
Do they still do that? I've never seen a plane with the control surfaces bonded like that although I don't get to see many military planes. The only thing I've seen so far are static wicks on contro
/archives//html/Amps/2007-09/msg00095.html (12,457 bytes)

39. Re: [Amps]crossmodulation in PA ? Thanks for all good &Acirc;?advice (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Fri, 7 Sep 2007 23:53:06 -0400
What is the contact area for the bolt and tower load bearing surface? On a tower leg with a 16 gage tube you are only going to have a surface area of of say 0.25" X 0.0625 (16 gage for 25G)" or 0.01
/archives//html/Amps/2007-09/msg00101.html (9,261 bytes)

40. Re: [Amps] switching power supply for tube amplifier (score: 1)
Author: "Roger" <sub1@rogerhalstead.com>
Date: Fri, 14 Sep 2007 13:45:52 -0400
There was an article in QST a year or two back on a complete legal limit amp using a switching supply. Roger (K8I) _______________________________________________ Amps mailing list Amps@contesting.co
/archives//html/Amps/2007-09/msg00149.html (8,447 bytes)


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