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321. Re: [Amps] 10dB and propagation (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Mon, 7 Feb 2005 08:25:54 -0800 (GMT-08:00)
If the transmitted signal did indeed affect something, then a cw note would "blossom" if you held the key down, because it would heat up the affected layer. It would be repeatable and predictable, o
/archives//html/Amps/2005-02/msg00225.html (8,788 bytes)

322. Re: [Amps] 10dB and propagation (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Mon, 7 Feb 2005 09:01:14 -0800 (GMT-08:00)
Is the HAARP station available for contests? Colin, K7FM hour the other, would not own FWIW, here are the HAARP antenna specifications: http://www.haarp.alaska.edu/haarp/ant4.html Maximum gain is 20d
/archives//html/Amps/2005-02/msg00226.html (10,967 bytes)

323. Re: [Amps] 10dB and propagation (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Tue, 8 Feb 2005 09:22:29 -0800 (GMT-08:00)
"Say, did somebody here mention amplifiers recently? Anybody? Please!" Well, we have been talking about amplifiers. But, instead of using vacuum tubes, we are discussing using hot air to amplify. In
/archives//html/Amps/2005-02/msg00308.html (8,421 bytes)

324. Re: [Amps] Could we *all* use the right tube part numbers? (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Mon, 14 Feb 2005 19:29:08 -0800
"I feel we should all try to use the right part number, and not not refer to a 3CX1500 if we mean an 8877 / 3CX15000A7." "I do feel we could do with being a bit more accurate." Question: Shouldn't th
/archives//html/Amps/2005-02/msg00510.html (8,088 bytes)

325. [Amps] Modulation Transformer(s) (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sat, 19 Feb 2005 17:25:50 -0800
First, this is an amplifier question - even though the amplifier part in question is from a class c amplifier rather than a linear amplifier. One of these days I plan on building a 500 to 600 watt pl
/archives//html/Amps/2005-02/msg00605.html (8,168 bytes)

326. Re: [Amps] Modulation Transformer(s) (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sun, 20 Feb 2005 05:59:16 -0800
"Low-level modulated, linear-amplified AM has noticeably less IMD products than plate modulated AM. Fuel injection is noticeably better than carburetion. Mo' older is not always mo' betta." I am not
/archives//html/Amps/2005-02/msg00613.html (9,023 bytes)

327. Re: [Amps] Shipping Damage (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Thu, 24 Feb 2005 09:44:31 -0800 (GMT-08:00)
"Items should be packaged to survive a fall of several feet from a conveyor. It happens." That is the key. I assume that a package will be dropped 4 feet. If after packing the unit you are shipping,
/archives//html/Amps/2005-02/msg00745.html (9,473 bytes)

328. Re: [Amps] [BULK] - Re: Shipping Damage (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Fri, 25 Feb 2005 10:21:33 -0800 (GMT-08:00)
I can share my own UPS horror story...we bought an HP 8568B Spectrum Analyzer from an east coast dealer. He left it up to a local Mail Boxes Etc to pack and ship the unit. That was our first mistake.
/archives//html/Amps/2005-02/msg00821.html (10,243 bytes)

329. Re: [Amps] Alpha 87A Fault 99 (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sat, 26 Feb 2005 12:41:42 -0800
Before condemning the computer for Fault 99, it may pay to do some research. The computer may simply be the messenger that tells you there is a fault, rather than being the fault. Never kill the mess
/archives//html/Amps/2005-02/msg00860.html (7,457 bytes)

330. Re: [Amps] Magnet wire stripper (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sun, 27 Feb 2005 09:48:04 -0800
A young ham in town found the easiest way to use the enamel coated wire. He built a kit with a number of toroids that used enamel coated wire, without removing the enamel. When it did not work, he br
/archives//html/Amps/2005-02/msg00898.html (7,953 bytes)

331. Re: [Amps] Fingerprints on 3Z500 tubes (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Tue, 1 Mar 2005 08:03:09 -0800 (GMT-08:00)
Removing fingerprints from the 3-500Z is especially important if you plan to leave them at the scene of a crime. or if you normally carry them with you during the commssion of a crime and may acciden
/archives//html/Amps/2005-03/msg00001.html (7,155 bytes)

332. Re: [Amps] WinLink (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sun, 6 Mar 2005 16:44:52 -0800
"I'm not 100% sure but I thought that federal law says that any non-profit organization must show it's financials when asked." There is a difference between a non-profit organization and a 501(c) 3 o
/archives//html/Amps/2005-03/msg00188.html (8,970 bytes)

333. Re: [Amps] WinLink (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sun, 6 Mar 2005 17:38:28 -0800
"It has to be a 501(c)3 to receive the "full" deduction. Other entities do not have the same rules." This is incorrect. IRC 501(c) sets forth a number of different organizations that receive the "ful
/archives//html/Amps/2005-03/msg00190.html (9,626 bytes)

334. Re: [Amps] WinLink (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Sun, 6 Mar 2005 20:13:23 -0800
"You get your status from the IRS and not your state government. I was talking about the charitable contribution from the donor. The recipient should be a 501(c)3." Reply - you get your status as a n
/archives//html/Amps/2005-03/msg00193.html (9,801 bytes)

335. Re: [Amps] Bird Element Calibration? (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Mon, 21 Mar 2005 18:17:56 -0800
The Bird should be appreciated for what it is - a very handy piece of portable test equipment. What is good about it is that it is repeatable. With repeatability, you can calibrate each particular un
/archives//html/Amps/2005-03/msg00475.html (10,903 bytes)

336. Re: [Amps] Solid State Amps (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Fri, 8 Apr 2005 06:29:40 -0700
I have a big concern for this forum when the solid state amps finally replace the tubes. Some amp experts will have to start over with remedies. I mean transistors do not have gold melt balls rolling
/archives//html/Amps/2005-04/msg00173.html (8,562 bytes)

337. Re: [Amps] Hipersil, the myth and the truth. (Updated) (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Mon, 18 Apr 2005 11:49:22 -0700 (GMT-07:00)
Peter asked: "Can you think of a reason why, at least over here, the military especially seemed for many years to go for C cores rather than the conventional E and I?" There is an implication in the
/archives//html/Amps/2005-04/msg00375.html (9,526 bytes)

338. Re: [Amps] email the Agilent lawyer .... no manuals on BAMA (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Mon, 25 Apr 2005 11:09:40 -0700 (GMT-07:00)
Although we appreciate the resource of free manuals, and hat to spend $50 for copies of manuals of an old boatanchor piece of test equipment we bought for $5, there are valid reasons for Agilent, or
/archives//html/Amps/2005-04/msg00528.html (10,163 bytes)

339. Re: [Amps] Resistors (score: 1)
Author: Colin Lamb <k7fm@teleport.com>
Date: Mon, 25 Apr 2005 12:47:00 -0700 (GMT-07:00)
I used to want ball bearing fan motors for computers. However, even though they may have a longer period without service, they can become noisy. I have found that the sleeve bearing fans can be oiled
/archives//html/Amps/2005-04/msg00534.html (10,126 bytes)

340. Re: [Amps] eBay (score: 1)
Author: "k7fm" <k7fm@teleport.com>
Date: Wed, 4 May 2005 06:34:52 -0700
Holding your bid until the last few seconds accomplishes nothing, because many of the bidders use "sniping" programs, which automatically check the bid at the last few seconds, then up the bid to the
/archives//html/Amps/2005-05/msg00047.html (9,050 bytes)

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