- 101. [AMPS] Distortion Measurement Distortion (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Thu, 20 Sep 2001 10:35:08 +0100
- To get it just right in storage mode, that intensity control really does need a slow-motion drive! Artificial intelligence... no substitute for the real thing. 73 from Ian G3SEK Editor, 'The VHF/UHF
- /archives//html/Amps/2001-09/msg00364.html (8,457 bytes)
- 102. [AMPS] Additional Info Voltage Doubler/Filter Capacitance (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 21 Sep 2001 17:38:48 +0100
- Double-click at the *top left* or *bottom left* corner of the schematic to change the rectifier configuration. Double-click *on* the rectifier to select the diodes from the drop-down list. Not exactl
- /archives//html/Amps/2001-09/msg00390.html (11,367 bytes)
- 103. [AMPS] Additional Info Voltage Doubler/Filter Capacitance (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 21 Sep 2001 18:01:58 +0100
- With a 2600V/80-ohm transformer, the 6*1N5408 rectifiers I just posted, a 30uF/2-ohm capacitor, 60Hz mains and 1A constant-current load, it predicts an average for V(C1) of 3260V with ripple between
- /archives//html/Amps/2001-09/msg00391.html (9,441 bytes)
- 104. [AMPS] Additional Info Voltage Doubler/Filter Capacitance (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 21 Sep 2001 19:55:32 +0100
- The current version (since March) is 2.0.1 build 32, downloadable from: http://www.duncanamps.com/psud2/download.html (855KB). It could be that will fix your Pegasus problem also. 73 from Ian G3SEK E
- /archives//html/Amps/2001-09/msg00395.html (9,584 bytes)
- 105. [AMPS] RFI from Clipperton-L (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Thu, 27 Sep 2001 20:18:18 +0100
- As in "Build it, they will come"? 73 from Ian G3SEK Editor, 'The VHF/UHF DX Book' 'In Practice' columnist for RadCom (RSGB) http://www.ifwtech.com/g3sek -- FAQ on WWW: http://www.contesting.com/FAQ/a
- /archives//html/Amps/2001-09/msg00443.html (7,924 bytes)
- 106. [AMPS] coax connector ratings (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 28 Sep 2001 15:57:41 +0100
- While that is true, they suffer from the same problem as BNC, in that the bayonet locking force comes from compressing a rubber gasket, which eventually softens and loosens the connector. A better so
- /archives//html/Amps/2001-09/msg00470.html (9,381 bytes)
- 107. [AMPS] G3RZP (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 28 Sep 2001 19:55:54 +0100
- Peter asked me to pass on the news that he'll be off AMPS for several weeks. The cat brought a live shrew into the house, and while trying to catch the shrew, he tripped over the cat. They're not sur
- /archives//html/Amps/2001-09/msg00476.html (7,831 bytes)
- 108. [AMPS] G3RZP (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 29 Sep 2001 00:09:39 +0100
- To: <amps@contesting.com> He said he caught the shrew and "expelled" it. No shrew-slaying was mentioned. 73 from Ian G3SEK Editor, 'The VHF/UHF DX Book' 'In Practice' columnist for RadCom (RSGB) http
- /archives//html/Amps/2001-09/msg00487.html (8,416 bytes)
- 109. [AMPS] G3RZP (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 29 Sep 2001 00:12:39 +0100
- Peter's view was that shrew-catching should be an outdoor sport. The cat's view differed. There are actually two, and yes they do. Thanks - I'll print that out and post it to him. No doubt he'd agree
- /archives//html/Amps/2001-09/msg00488.html (8,383 bytes)
- 110. [AMPS] coax connector ratings (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 29 Sep 2001 09:07:28 +0100
- I used to use several C connectors which had come from testgear at a local research facility. After several years of sitting in a rack, the gaskets had compressed and you could spin the plugs quite f
- /archives//html/Amps/2001-09/msg00511.html (9,254 bytes)
- 111. [AMPS] G3RZP (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 29 Sep 2001 09:20:09 +0100
- The wonders of the Internet - the question was already answered by breakfast-time over here. Thanks to the night-shift :-) That description definitely doesn't fit Peter's wife Lynne (who is G4FNC whe
- /archives//html/Amps/2001-09/msg00512.html (8,689 bytes)
- 112. [AMPS] Re: The 3-500Z, having been officially beaten to death... (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 29 Sep 2001 09:12:23 +0100
- How do these developments relate to the Heath SB-1000? Are any modifications required to the cooling? 73 from Ian G3SEK Editor, 'The VHF/UHF DX Book' 'In Practice' columnist for RadCom (RSGB) http://
- /archives//html/Amps/2001-09/msg00513.html (9,362 bytes)
- 113. [AMPS] TS-2000 (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Fri, 3 Aug 2001 20:35:51 +0100
- Model numbers? A similar problem used to happen with the old Yaesu FT-221. This was notorious for key-clicks, yet it showed a very reasonable keying waveform on a scope. It turned out to be the keyed
- /archives//html/Amps/2001-08/msg00038.html (9,482 bytes)
- 114. [AMPS] Kenwood ts2000 driving a G2DAF amp (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 4 Aug 2001 00:11:27 +0100
- Peter's away from his e-mail for the weekend, so I guess it falls to me. At 100W PEP output, 3rd orders at HF were -26 to -31dB below PEP, ie -20 to -25dB below either tone. At 50MHz -21/-15dB, at 14
- /archives//html/Amps/2001-08/msg00040.html (10,215 bytes)
- 115. [AMPS] RJ-iAvacuum relay (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Tue, 21 Aug 2001 10:44:48 +0100
- To: <amps@contesting.com> Sealing the crack will prevent any further "breathing-in" of moisture, but the getter will have been the first thing to react with the air leaking in. Also, a getter is not
- /archives//html/Amps/2001-08/msg00252.html (9,609 bytes)
- 116. [AMPS] RJ-iAvacuum relay (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Tue, 21 Aug 2001 13:46:43 +0100
- The whole glass-to-metal seal business is a black art, and ceramic-tometal is even worse. A glass-to-metal seal starts off with a weird glass that is capable of sticking to a very fine feather edge o
- /archives//html/Amps/2001-08/msg00259.html (9,283 bytes)
- 117. [AMPS] Glitch Protection (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Wed, 29 Aug 2001 14:49:53 +0100
- Quite so - the purpose of the glitch resistor is to limit the current to a maximum that will not damage the tube. The resistor (along with the series resistance and inductance of the smoothing cap) l
- /archives//html/Amps/2001-08/msg00362.html (11,583 bytes)
- 118. [AMPS] Glitch Protection (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Wed, 29 Aug 2001 23:42:56 +0100
- That's the one I'm familiar with, but it doesn't seem like the one Rich is describing (which is why I'm asking for more details). 73 from Ian G3SEK Editor, 'The VHF/UHF DX Book' 'In Practice' columni
- /archives//html/Amps/2001-08/msg00375.html (9,174 bytes)
- 119. [AMPS] Glitch Protection (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Wed, 29 Aug 2001 23:40:35 +0100
- Since one schematic is worth a thousand e-mails, please can you provide a reference, such as an article or design in which it was used? Then I can probably find it on the web. 73 from Ian G3SEK Edito
- /archives//html/Amps/2001-08/msg00376.html (7,902 bytes)
- 120. [AMPS] good news, Ham Radio Magazine... now on CD Rom (score: 1)
- Author: Ian White, G3SEK" <g3sek@ifwtech.com (Ian White, G3SEK)
- Date: Sat, 7 Jul 2001 08:48:47 +0100
- AIUI, CQ Publications had been developing this compilation CD through its 'Comms Quarterly' magazine, which was supposed to be a successor to 'HR'. The project was at the review stage when the mag fo
- /archives//html/Amps/2001-07/msg00097.html (9,997 bytes)
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