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Total 35 documents matching your query.

21. [Amps] electronic switching (score: 1): Author: n4zr at contesting.com (Pete Smith); Date: Sat Jun 21 09:43:00 2003; Didn't Jos start this discussion by talking about switching the INPUT side of an amp with PIN diodes? 73, Pete N4ZR The World HF Contest Station Database was updated 17 June 03. Are you current? www.; /archives//html/Amps/2003-06/msg00165.html (8,993 bytes)
22. [Amps] electronic switching (score: 1): Author: 2 at vc.net (2); Date: Sat Jun 21 09:43:26 2003; ** QSK-CW is even rarer these days than traditional CW. For me. the reason to use high-speed switching is SSB-VOX. Those who talk continously for 10-minutes are something to be avoided at all cost.; /archives//html/Amps/2003-06/msg00170.html (9,423 bytes)
23. [Amps] electronic switching (score: 1): Author: RMcGraw at Blomand.Net (Robert & Linda McGraw K4TAX); Date: Sat Jun 21 09:43:52 2003; I use a pin diode switch at the antenna to switch the pre-amp in and out during TX and RX cycles. I supply RF (lots of it) and 12VDC. This is in a 50 ohm VHF circuit running "legal limit" so to speak; /archives//html/Amps/2003-06/msg00174.html (22,579 bytes)
24. [Amps] electronic switching (score: 1): Author: vic at rakefet.com (Vic Rosenthal); Date: Sun Jun 22 09:30:18 2003; If you have a rig with decent QSK it can be great. Unfortunately, almost all modern transceivers have terrible QSK. The TS850s, for example, sounds wonderful when testing into a dummy load, but when; /archives//html/Amps/2003-06/msg00178.html (9,100 bytes)
25. [Amps] electronic switching (score: 1): Author: wb8jkr at juno.com (wb8jkr@juno.com); Date: Sun Jun 22 09:30:31 2003; Horizontal output transistors work well for the HV bias switch. The switch I built used 5 volts at about 700 ma to turn the diodes on and 1000 volts limited to about 2 ma to bias them off and it wor; /archives//html/Amps/2003-06/msg00180.html (9,012 bytes)
26. [Amps] electronic switching (score: 1): Author: DF3KV at aol.com (DF3KV@aol.com); Date: Sun Jun 22 09:30:38 2003; Leif,SM5BSZ switches his highpower EME-amp with pindiodes: http://www.g7rau.co.uk/sm5bsz/pindiode.htm 73 Peter; /archives//html/Amps/2003-06/msg00181.html (8,740 bytes)
27. [Amps] electronic switching (score: 1): Author: 2 at vc.net (2); Date: Mon Jun 23 08:18:52 2003; ** When operating QSK-CW, I turn down the RF gain control to minimize background noise and interruption by QRPP berserkos. ** good point, Vic. However, CW is about 230-wpm slower than voice. Rich, A; /archives//html/Amps/2003-06/msg00183.html (9,156 bytes)
28. [Amps] electronic switching (score: 1): Author: RMcGraw at Blomand.Net (Robert & Linda McGraw K4TAX); Date: Mon Jun 23 08:18:58 2003; My experience is that Tentec radios, like the Omni VI+ and the ORION, have superior QSK. They have had that for years. Too bad that many hams opt for radios with lots of whistles and bells. Most of w; /archives//html/Amps/2003-06/msg00184.html (10,200 bytes)
29. [Amps] electronic switching (score: 1): Author: peter.chadwick at Zarlink.Com (peter.chadwick@Zarlink.Com); Date: Mon Jun 23 08:19:16 2003; I took a dislike to QSK back in the days of separates and real radios that glow! Tried and didn't like it - OK with big strong signals and not too much noise. I expect it was fine for maritime stuff; /archives//html/Amps/2003-06/msg00187.html (8,449 bytes)
30. [Amps] electronic switching (score: 1): Author: peter.chadwick at Zarlink.Com (peter.chadwick@Zarlink.Com); Date: Tue Jun 24 08:55:53 2003; Yes, but the operating standards are marginally higher. Plus it takes skill, although these days, anything that does that appears to be taboo - such as trying to understand what is happening in the r; /archives//html/Amps/2003-06/msg00189.html (7,979 bytes)
31. [Amps] electronic switching (score: 1): Author: G3SEK at ifwtech.co.uk (Ian White, G3SEK); Date: Tue Jun 24 08:56:17 2003; When thinking about new features for the next-generation Triode Board, I surveyed a number of CW users about QSK (ie the full listen-between-the dots facility). The overall conclusion wasn't too surp; /archives//html/Amps/2003-06/msg00193.html (11,260 bytes)
32. [Amps] electronic switching (score: 1): Author: vfrpilot at bellsouth.net (Patrick); Date: Tue Jun 24 08:56:49 2003; -- REPLY SEPARATOR -- What is a QRPP berserko ?? Patrick Riggins KA4ZNU Using an old FT-757GX on QSK and love it.; /archives//html/Amps/2003-06/msg00198.html (8,251 bytes)
33. [Amps] electronic switching (score: 1): Author: 2 at vc.net (2); Date: Wed Jun 25 09:24:25 2003; ** ... an operator who thinks (?) 5w is excessive power on 75m during the summer. It seems as though the weaker they are, the longer they talk. cheerz, Pat Rich, AG6K, 805-386-3734, www.somis.org /; /archives//html/Amps/2003-06/msg00204.html (7,765 bytes)
34. [Amps] electronic switching (score: 1): Author: 2 at vc.net (2); Date: Wed Jun 25 09:24:33 2003; ** Yakking about current events on SSB is more fluid than doing such via finger-talking. Rich, AG6K, 805-386-3734, www.somis.org / e-mail adr r@somis.org; /archives//html/Amps/2003-06/msg00205.html (7,809 bytes)
35. [Amps] electronic switching (score: 1): Author: vic at rakefet.com (Vic Rosenthal); Date: Wed Jun 25 09:24:47 2003; I maintain that there would be a much greater degree of QSK usage if it were implemented properly in the transceiver. Since it's usually a tradeoff between QSK and comfort, it's only used when absolu; /archives//html/Amps/2003-06/msg00207.html (8,617 bytes)

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