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1. [AMPS] Additional Tube Brand Questions (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Thu, 01 Feb 2001 18:51:34 +0000; 1-02-01 13.11, skrev measures på 2@vc.net följande: Swedish State Dept love this overrated L4B linear used for more than 35 years in many Swedish embassies . Gives more reliability than ma; /archives//html/Amps/2001-02/msg00026.html (10,168 bytes)
2. [AMPS] Amperex 3-500ZG not cheap in EU (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Thu, 01 Feb 2001 22:06:10 +0000; Amperex 3-500ZG tubes are made in the xPhilips factories in France. Are similar to the YD 1130 = 3-400z Philips made years ago but does it have the brown filament disk that you find in the late EIMAC; /archives//html/Amps/2001-02/msg00035.html (7,780 bytes)
3. [AMPS] L4 without B is best (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Thu, 01 Feb 2001 22:06:11 +0000; Swedish State Dept love this overrated L4B linear used for more than 35 years in many Swedish embassies . Gives more reliability than many other underrated ham linears. They ran it on RTTY for hours; /archives//html/Amps/2001-02/msg00036.html (7,432 bytes)
4. [AMPS] L4 used 3-400Zs,had no ALC knob es watt meter (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Fri, 02 Feb 2001 08:42:24 +0000; 1-02-01 22.42, skrev Jack Vandermosten på jack@n2jv.com följande: Hi Hans, I think you may be confusing the L-4B with the L-7. My L-4B had SK sockets and glass chimneys as shipped from the; /archives//html/Amps/2001-02/msg00046.html (7,235 bytes)
5. [AMPS] switches (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 12 Feb 2001 11:50:48 +0000; 1-02-12 09.49, skrev Peter Chadwick på Peter_Chadwick@mitel.com följande: Why use rollers and switches at all? Series tuning a coil varies the reactance, doesnt it? Has anybody tried to an; /archives//html/Amps/2001-02/msg00233.html (10,095 bytes)
6. [AMPS] K2RIW Amps using 4CX400? (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 26 Feb 2001 10:25:58 +0000; 1-02-26 04.50, skrev measures på 2@vc.net följande: It is about time to try to modify the 2 meter K2RIW to use, if possible, the 4CX400. If my memory is right, was there not already an art; /archives//html/Amps/2001-02/msg00346.html (12,209 bytes)
7. [AMPS] Alpha (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 01 Jan 2001 22:46:29 +0000; 1-01-01 17.14, skrev measures på 2@vc.net följande: The reason for switch arcing is that too many beers made the operator turn the bandswitch during tune-up. Prosit de Hans SM5KI -- FAQ on; /archives//html/Amps/2001-01/msg00021.html (9,984 bytes)
8. [AMPS] Himu triode 4-400A distorsion products?? (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Tue, 02 Jan 2001 13:05:09 +0000; 1-01-02 10.50, skrev Peter Chadwick på Peter_Chadwick@mitel.com följande: Interesting Peter. I took a quick glance in my library and found a 2x4-400 amp in the 1981 ARRL Handbook with both; /archives//html/Amps/2001-01/msg00037.html (10,196 bytes)
9. [AMPS] Faulty sub receiver in the FT1000MP question (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Thu, 04 Jan 2001 21:24:05 +0000; Am trying to repair my friends FT 1000MP . No monitor function and does not receive on sub vfo. However, transmits on B vfo. Tried to reset the rig as shown in the manual but no result. Any hints? An; /archives//html/Amps/2001-01/msg00141.html (7,003 bytes)
10. [AMPS] Eimac - Care and Feeding of Power Grid Tubes (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Sun, 07 Jan 2001 09:55:44 +0000; 1-01-07 06.20, skrev Bob Marston på k1ta@contesting.com följande: Bill W6SAI has published much EIMAC amp info in the past in the wonderful magazine HAM RADIO ( no longer excisting, sri) a; /archives//html/Amps/2001-01/msg00232.html (11,746 bytes)
11. [AMPS] re: Pwr Switch AL-811 (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Sun, 07 Jan 2001 10:11:28 +0000; 1-01-07 07.26, skrev measures på 2@vc.net följande: No Rich, using disc capacitors in power supplies is no joke. Disc capacitors across hi voltage diodes + rf chokes in series and decoupli; /archives//html/Amps/2001-01/msg00233.html (14,411 bytes)
12. [AMPS] Eimac - Care and Feeding of Power Grid Tubes (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Sun, 07 Jan 2001 19:30:56 +0000; 1-01-07 18.05, skrev Mike Sawyer på kc4slk@csrlink.net följande: Bill contacted me only a few months ago. / Hans -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contest; /archives//html/Amps/2001-01/msg00248.html (12,183 bytes)
13. [AMPS] DXpediton Amp (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 08 Jan 2001 08:25:27 +0000; 1-01-08 01.23, skrev Roger Huntley på huntleyr@gte.net följande: The very compact HENRY K2000 looks like and has the same size as a KENWOOD TS 520. Uses two EIMAC 8873s conduction cooled t; /archives//html/Amps/2001-01/msg00265.html (7,834 bytes)
14. [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)
15. [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)
16. [AMPS] Receiver tests in the past........ (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Mon, 15 Jan 2001 22:50:34 +0000; 1-01-15 16.46, skrev Peter Chadwick på Peter_Chadwick@mitel.com följande: In the ARRL Extended Reviews they show curves on receiver intermodulation vs spacing of the two measuring tones. T; /archives//html/Amps/2001-01/msg00367.html (13,090 bytes)
17. [AMPS] Receiver tests in the past........ (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Tue, 16 Jan 2001 21:57:35 +0000; 1-01-15 22.33, skrev Tom Rauch på w8ji@contesting.com följande: But that is very common in most rigs Tom / Hans SM5Ki -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@co; /archives//html/Amps/2001-01/msg00398.html (9,809 bytes)
18. [AMPS] receivers (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Tue, 16 Jan 2001 21:57:35 +0000; 1-01-15 22.44, skrev Tom Rauch på w8ji@contesting.com följande: " What is wrong with present days receivers" from 1956 QST stated you have to have your selectivity as close to the antenna; /archives//html/Amps/2001-01/msg00399.html (10,695 bytes)
19. [AMPS] receivers (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Tue, 16 Jan 2001 21:57:35 +0000; 1-01-16 15.50, skrev Peter Chadwick på Peter_Chadwick@mitel.com följande: In the ARRL curves very often there is a spike abt 15 khz away from the carrier from the switched supply or maybe; /archives//html/Amps/2001-01/msg00400.html (9,503 bytes)
20. [AMPS] receivers (score: 1): Author: sm5ki@algonet.se (Hans Goldschmidt); Date: Thu, 18 Jan 2001 12:39:39 +0000; 1-01-18 08.33, skrev Peter Chadwick på Peter_Chadwick@mitel.com följande: As far as I remember there were several articles regarding this subject in some old German magazines by Martin. On; /archives//html/Amps/2001-01/msg00456.html (10,533 bytes)

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