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41. SV: [AMPS] Re: RF Amplifier Discussion Digest V3 #451 (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Mon, 20 Nov 2000 08:51:12 +0100; Tnx Tom: Its really crazy that we here in Stockholm cannot buy new Svetlana tubes straight from the factory so close to us. Should be much cheaper than buying from Svetlanas US sales organisation. Wh; /archives//html/Amps/2000-11/msg00231.html (8,649 bytes)
42. SV: [AMPS] KWM-380 (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Mon, 20 Nov 2000 14:27:27 +0100; As far as I remember it was difficult to measure the receivers dynamic range because of the high close in noise sidebands. I loosed interest in the status symbol COLLINS years ago. Of course in 1958; /archives//html/Amps/2000-11/msg00236.html (8,112 bytes)
43. SV: [AMPS] ncl parts (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 21 Nov 2000 16:09:07 +0100; Go ahead and buy an EMTRON made in Australia. Fantastic quality and relatively cheap for the quality you get.. Their amps use a modular system with many protection circuits and cheap Russian tubes. T; /archives//html/Amps/2000-11/msg00258.html (10,446 bytes)
44. SV: SV: [AMPS] ncl parts (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 21 Nov 2000 22:59:49 +0100; Jukka used first a ACOM 2000 that broke and he had to wait for the EMTRON DX1 that works on 160. I know, as this has been published in the ham magazines and I had the pleasure to join him in Stockhol; /archives//html/Amps/2000-11/msg00271.html (8,732 bytes)
45. SV: SV: SV: [AMPS] ncl parts/ EMTRON DX1 (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Wed, 22 Nov 2000 23:20:52 +0100; -- amps@contesting.com -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com; /archives//html/Amps/2000-11/msg00319.html (9,043 bytes)
46. SV: [AMPS] SB-220 Glitch Resistor ??? (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 28 Nov 2000 09:28:52 +0100; How about a thyristor in paralell with the hi voltage? You make a simple STEPUP ignition transformer by simply passing the B plus lead through a multiturn coil. An old idea from an old SHORT WAVE MAG; /archives//html/Amps/2000-11/msg00395.html (12,732 bytes)
47. SV: SV: [AMPS] SB-220 Glitch Resistor ??? (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 28 Nov 2000 19:53:44 +0100; Why not have both? The SHORT WAVE MAGAZINE schematic was simpler. de Hans -- -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@c; /archives//html/Amps/2000-11/msg00408.html (10,080 bytes)
48. SV: [AMPS] Low Pass Filter (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Thu, 30 Nov 2000 00:35:15 +0100; Is not a high pass filter terminated into 50 ohms a better solution then a low pass filter? The latter is only maybe seeing 50 ohms on one frequency and on harmonics looking into something else than; /archives//html/Amps/2000-11/msg00440.html (9,108 bytes)
49. [AMPS] <inget ämne> (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Thu, 30 Nov 2000 12:31:35 +0100; I have received a question: what is RADCOM? Here my answer: RADCOM IS THE RADIO SOCIETY OF GREAT BRITTAINS CLUB MAGAZINE. IT IS MUCH BETTER THAN ANYTHING ELSE. (QST HAS TOO MUCH CLUB AND CONTEST NEWS; /archives//html/Amps/2000-11/msg00449.html (7,206 bytes)
50. SV: [AMPS] collins 30L - 1 (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Sun, 01 Oct 2000 07:26:54 +0200; I once repaired a Swedish copy of the 30L1. The discriminator was also great when showing the amp not beeing linear or when there was a parasitic. Was the indication not sensitive to harmonics if I r; /archives//html/Amps/2000-10/msg00008.html (10,320 bytes)
51. SV: [AMPS] SB200 Retrofit (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Fri, 06 Oct 2000 15:35:18 +0200; Oh yes, look into EIMACs application notes for radio hams where Bill shows the effect of linearity by a cathode tuned circuit in gg amplifiers. Again, and I have said it many times now: who can scan; /archives//html/Amps/2000-10/msg00101.html (11,185 bytes)
52. SV: [AMPS] Switches (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Thu, 12 Oct 2000 12:56:06 +0200; Get yourself one of the old ship transmitters now obsolete made by Standard Radio ( ITT ) in Stockholm. They used BIG switches that are really tough and all the switches used in commercial amateur li; /archives//html/Amps/2000-10/msg00215.html (10,316 bytes)
53. SV: [AMPS] Switches (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Fri, 13 Oct 2000 15:58:32 +0200; What about some switch from a country from behind ex iron curtain? There should be plenty of overrated switches from ex military sources. de Hans SM5KI -- -- FAQ on WWW: http://www.contesting.com/FAQ; /archives//html/Amps/2000-10/msg00275.html (10,438 bytes)
54. SV: [AMPS] Re: G2DAF Amps Circuit (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Wed, 25 Oct 2000 20:30:58 +0200; "Has to be" Tom - you assume because you actually do not know. Why do you not try to build a few copies of the ones other hams build and that worked fine and then you will find out why they were so s; /archives//html/Amps/2000-10/msg00536.html (11,338 bytes)
55. SV: [AMPS] Re: Re: G2DAF Amps Circuit (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Thu, 26 Oct 2000 21:23:21 +0200; I agree Janne. But are there not rules that kick a guy out of a contest or even DXCC if he not runs legal power or behaves badly?? You have to stick to your countries laws and QROOO is not legal, of; /archives//html/Amps/2000-10/msg00573.html (11,852 bytes)
56. SV: [AMPS] Re: G2DAF Amps Circuit (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Fri, 27 Oct 2000 10:13:26 +0200; Tnx just great. de Hans SM5KI -- -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contestin; /archives//html/Amps/2000-10/msg00604.html (9,100 bytes)
57. [AMPS] Portable linear using a DAF? (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Sun, 29 Oct 2000 10:53:08 +0100; Hej all: I want to collect together a light weight and compact ( low profile to get into a normal suit case) shortwave station for portable use including a light weight linear that I have to build my; /archives//html/Amps/2000-10/msg00646.html (8,934 bytes)
58. SV: [AMPS] Portable linear using a DAF? (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 31 Oct 2000 07:27:35 +0100; Sorry Tom this time you may be wrong. I use this IC 751A switcher OUTSIDE the transceiver all the time in my portable station with very little problems - I hear only some tiny carriers wandering arou; /archives//html/Amps/2000-10/msg00701.html (12,730 bytes)
59. SV: [AMPS] heating tubes.... (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Thu, 07 Sep 2000 16:15:39 +0200; Swedish military warmed- up transmitting tubes with a few years interval when in storage. 73s de Hans -- FAQ on WWW: http://www.contesting.com/FAQ/amps Submissions: amps@contesting.com Administrative; /archives//html/Amps/2000-09/msg00211.html (9,833 bytes)
60. SV: [AMPS] Linearizing Linears, feedback or feedforward (score: 1): Author: sm5ki@algonet.se (sm5ki); Date: Tue, 26 Sep 2000 08:55:38 +0200; Collins has used negative rf feedback over the tube final and driver stages for years. More of this in W6SAIs RADIO HANDBOOKs. The SB 220 har rf feed: the grid capacitors and grid to anode capacitanc; /archives//html/Amps/2000-09/msg01008.html (10,812 bytes)

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