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41. [Amps] MRF-150 Motorola, where to buy? (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Wed, 25 Aug 2010 08:43:56 +0000
Hi all, For a Ameritron ALS600 repair I am hunting for 4 pieces of the Motorola MRF-150. Anyone know a good source against a decent price? Vy 73, de Kees. AmateurRadio : PA7TWO - M5TWO Locator: JO22j
/archives//html/Amps/2010-08/msg00365.html (6,830 bytes)

42. Re: [Amps] Gettering the GU-74B (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Tue, 2 Nov 2010 10:43:02 +0000
Hi Peter, I normally start with the following gettering schedule for the GU74B tubes: 1) No HV connected. Fan is connected at all times! 2) 20% of maximum filament voltage for 2 hours. 3) 40% of maxi
/archives//html/Amps/2010-11/msg00011.html (9,324 bytes)

43. [Amps] Amplitec UG:2-20/350 question (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Sun, 10 Jul 2011 17:02:52 +0000
Dear all, Recently I purchased a VHF Amplitec amplifier, model UG:2-20/350, based on one single GI7B. I noticed immediately the bad condition of the bleeding resistoirs (many of these were blown), so
/archives//html/Amps/2011-07/msg00095.html (7,396 bytes)

44. [Amps] Wanted: Usermanual & Servicemanual Amplitec UG:6-100/10000 (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Mon, 5 Dec 2011 11:50:32 +0000
Hi all, Recently I bought secondhand an Amplitec amplifier, type UG:6-100/1000 for 50MHz. Neither an User-manual nor Service-manual was supplied by the purchase. When looking for these documents on t
/archives//html/Amps/2011-12/msg00039.html (7,297 bytes)

45. [Amps] Need/Wanted: GS31B tubes (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Fri, 16 Dec 2011 20:16:17 +0000
Hi, I am hunting for some GS31B tubes for my 50MHz amplifier. Who has some NOS GS31B spares lying around in the shack that can be traded? Please reply via my personal email or here on the reflector.
/archives//html/Amps/2011-12/msg00122.html (6,785 bytes)

46. Re: [Amps] Need/Wanted: GS31B tubes (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Fri, 16 Dec 2011 23:38:53 +0000
Hi all, I made a mistake in the text below, I want to 'buy' some pare NOS GS31B tubes... not 'trade'... Vy 73, de Kees. AmateurRadio : PA7TWO - M5TWO Locator: JO22jp. ________________________________
/archives//html/Amps/2011-12/msg00126.html (8,090 bytes)

47. Re: [Amps] Mysterious problem with my FL-2100b (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Thu, 9 Feb 2012 15:43:39 +0000
Hi Eduardo, Check the input circuit capacitors. Of ALL units I've repaired, these caps were below 50% of their rated capacitance! Vy 73, de Kees - pa7two - m5two _____________________________________
/archives//html/Amps/2012-02/msg00074.html (9,287 bytes)

48. Re: [Amps] Parasitic Resister Value (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Fri, 17 Aug 2012 10:39:22 +0000
And place the new resistors outside of the coil... (less heat) Vy 73, de Kees - PA7TWO - M5TWO DX IS and CW RULES! Twitter: @PA7TWO _______________________________________________ Amps mailing list A
/archives//html/Amps/2012-08/msg00270.html (9,571 bytes)

49. Re: [Amps] Additional comments, re GU-74B/4CX800A (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Fri, 26 Oct 2012 12:03:47 +0000
And next some HAMs disable the EBS in their Acom 2000a because they think they hear 'clicks' in the RF they XMIT... Oww dear! I am so glad to read this forum! This is the reason, well explained btw,
/archives//html/Amps/2012-10/msg00156.html (15,826 bytes)

50. Re: [Amps] Best Alpha amp (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Thu, 22 Nov 2012 12:48:17 +0000
However, the fact that you guys sold the unit says it all ... A really good device you keep in the shack, right? Vy 73, de Kees - PA7TWO - M5TWO DX IS and CW RULES! Twitter: @PA7TWO _________________
/archives//html/Amps/2012-11/msg00148.html (9,146 bytes)

51. Re: [Amps] Alpha 9500 quirks (score: 1)
Author: Kees - pa7two <pa7two@hotmail.com>
Date: Tue, 18 Feb 2014 13:58:38 +0000
ACOM still the best choice after all? What a sh*tty construction! Vy 73, de Kees - PA7TWO - M5TWO DX IS and CW RULES! Twitter: @PA7TWO _______________________________________________ Amps mailing lis
/archives//html/Amps/2014-02/msg00164.html (9,472 bytes)

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