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Total 13 documents matching your query.

1. [AMPS] Advice about what linear to buy (score: 1): Author: oes@npartners.se (Nilsson & Partners AB); Date: Mon, 8 Jan 2001 20:36:04 +0100; Hello out there! I am considering buying another amplifier. Today I use an old Seltron ( a swedish copy of Collins L1). I almost ever use i as I use to manage with 100 W. However, now I have taken up; /archives//html/Amps/2001-01/msg00285.html (9,582 bytes)
2. [AMPS] Advice about what linear to buy (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 08 Jan 2001 21:54:08 +0000; 1-01-08 19.36, skrev Nilsson & Partners AB på oes@npartners.se följande: Hej: Beware of the SELTRON - it destroyed many 811s in 1969 before I found out the amp was oscillating around 40 -5; /archives//html/Amps/2001-01/msg00286.html (11,102 bytes)
3. [AMPS] Advice about what linear to buy (score: 1): Author: ac6tk@cybertime.net (J. Bradshaw); Date: Mon, 8 Jan 2001 12:41:56 -0800; I don't have personal experience of the amps you described, but one of the great myths in radio, is that high power amps cause substantially more TVI than smaller amps. The reality is, that if you ha; /archives//html/Amps/2001-01/msg00288.html (11,637 bytes)
4. [AMPS] Advice about what linear to buy (score: 1): Author: bjk@ihug.co.nz (Barry Kirkwood); Date: Tue, 9 Jan 2001 11:07:02 +1300; I endorse Jim's comments. All other things being equal, the quality of power amplifiers, whether for rf or audio can to a large degree be related to their size and weight. The same argument goes for; /archives//html/Amps/2001-01/msg00289.html (14,525 bytes)
5. [AMPS] Advice about what linear to buy (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Mon, 8 Jan 2001 18:17:52 -0500; Hi Jim, TVI has absolutely nothing to do with "headroom" in the PA. It is entirely a function of the layout and shielding integrity. "Side splatter" (as opposed to "up and down splatter") is not nece; /archives//html/Amps/2001-01/msg00292.html (9,184 bytes)
6. [AMPS] Advice about what linear to buy (score: 1): Author: bjk@ihug.co.nz (Barry Kirkwood); Date: Tue, 9 Jan 2001 13:24:46 +1300; I beg to differ. I used the term "all things being equal". Hence issues of shielding integrity, supply regulation and tuning apply in the hypothetical case of the amplifier being pushed close to its; /archives//html/Amps/2001-01/msg00294.html (11,510 bytes)
7. [AMPS] Advice about what linear to buy (score: 1): Author: wb8jkr@juno.com (wb8jkr@juno.com); Date: Mon, 8 Jan 2001 20:02:16 -0500; Boy that's a fact! It seems so ass-backwards to push for better RX performance with higher dynamic range, better filtering etc when clean transmitters would be nearly as beneficial. -25 -28 db 3td or; /archives//html/Amps/2001-01/msg00295.html (9,017 bytes)
8. [AMPS] Advice about what linear to buy (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Mon, 8 Jan 2001 20:46:31 -0500; OK, I stand corrected! All things equal, the higher power amplifier will have more TVI and more IMD. ........and you know that because? Factually, air variables can and do offer very low impedances t; /archives//html/Amps/2001-01/msg00296.html (9,442 bytes)
9. [AMPS] Advice about what linear to buy (score: 1): Author: i4jmy@iol.it (i4jmy@iol.it); Date: Tue, 9 Jan 2001 10:26:01 +0100; Working in a linear region, two amplifiers using an identical configuration and similar devices, if properly biased and tuned for the wanted output level, doesn't necessarily produce an IMD advantag; /archives//html/Amps/2001-01/msg00309.html (9,352 bytes)
10. [AMPS] Advice about what linear to buy (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Tue, 09 Jan 2001 12:57:34 +0000; 1-01-09 09.26, skrev i4jmy@iol.it på i4jmy@iol.it följande: The advantage with the bigger tube is that you can operate it in almost class A for legal output with low relative distorsion le; /archives//html/Amps/2001-01/msg00310.html (10,454 bytes)
11. [AMPS] Advice about what linear to buy (score: 1): Author: ac6tk@cybertime.net (J. Bradshaw); Date: Mon, 8 Jan 2001 17:23:22 -0800; Well, certainly there are many things to do with TVI. Often many things act in concert, not the least of which could be the TV, or even materials not considered active that just happen to be within; /archives//html/Amps/2001-01/msg00314.html (10,024 bytes)
12. [AMPS] Advice about what linear to buy (score: 1): Author: 2@vc.net (measures); Date: Tue, 9 Jan 2001 07:51:43 -0800; For me, a major souce of TVI has been rectification at the joints in metal rain gutters. The fix was to solder the joints. end - Rich..., 805.386.3734, www.vcnet.com/measures. end -- FAQ on WWW: htt; /archives//html/Amps/2001-01/msg00315.html (8,794 bytes)
13. [AMPS] Advice about what linear to buy (score: 1): Author: ac6tk@cybertime.net (J. Bradshaw); Date: Tue, 9 Jan 2001 08:22:56 -0800; Indeed the 40 watt problem I mentioned was actually due to worn mountings on the 2/440 antenna support. Forty watts on 20 meters was destroying channels 2, 4, and 5 with noticeable trouble on 7 and; /archives//html/Amps/2001-01/msg00318.html (8,848 bytes)

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