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Total 95 documents matching your query.

61. Re: [Amps] Heath SB-230 conversion? (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Wed, 17 Sep 2003 10:52:29 -0700 (PDT)
I have one of these still with a good tube -- have been thinking about what I'm going to do when it's "time"; the 3cx400 looks like a forced-air near-equivalent for the 8873 that's in there. Perhaps
/archives//html/Amps/2003-09/msg00163.html (7,991 bytes)

62. [Amps] FS: Plate Choke Assemblies etc. (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Wed, 5 Nov 2003 20:57:44 -0500
FOR SALE: 1 - Plate choke assembly with four tube caps. This looks like it is good for about 1000 watts using four 811A or similar tubes. Has the four parasitic chokes too. Choke Length is 4-1/4" Wil
/archives//html/Amps/2003-11/msg00068.html (8,387 bytes)

63. [Amps] FS: 1N1239 plug-in rectifiers (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Sat, 8 Nov 2003 10:47:59 -0500
FOR SALE: SOLID STATE RECTIFIER REPLACEMENTS 1N1239 plug-in rectifier with octal base. Ideal for use with 516-F2 Collins Supply. These are made by Semicon Inc. Plug-in solid state replacement for vac
/archives//html/Amps/2003-11/msg00106.html (7,632 bytes)

64. Re: [Amps] AM-6154 Info Wanted. Experiences, etc? (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Sun, 9 Nov 2003 13:42:06 -0500
They will actually put out no more than about 400 watts on 2m. I had one once and LOVED It! I was able to work SSB contacts out to 250 - 300 miles with a single quagi beam at 35 feet almost any eveni
/archives//html/Amps/2003-11/msg00117.html (8,150 bytes)

65. [Amps] FS: E.F. Johnson Courier (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Sat, 15 Nov 2003 06:25:37 -0500
FOR SALE: Johnson Courier Linear Amplifier Uses a pair of 811A tubes for Approx. 500 watts input on the 80 through 10m bands with continous coverage. Drive power needed 5 to 35 watts. Still has the p
/archives//html/Amps/2003-11/msg00187.html (7,533 bytes)

66. [Amps] FS: Transmitting Tubes (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Sat, 15 Nov 2003 18:18:50 -0500
FOR SALE: EIMAC 4X250A Tube With Socket. Just one available. This is a good, full-output pull. Available with or without socket. Will sell tube with socket for $39.00 Chimney available for an extra $
/archives//html/Amps/2003-11/msg00193.html (8,396 bytes)

67. Re: [Amps] 220V service for amplifier (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Tue, 2 Dec 2003 10:52:02 -0800 (PST)
Suggest trying the 6-20p plug/receptacle. Some of the dryer plugs/receptacles aren't rated for many plugs/unplugs. The 6-20p may also be less expensive, and you can find appliance "extension cords" f
/archives//html/Amps/2003-12/msg00022.html (9,181 bytes)

68. [Amps] Re: Yaesu FL-2100Z $725 shipped (score: 1)
Author: "Brian Carling" <bcarling@cfl.rr.com>
Date: Wed, 17 Dec 2003 08:04:07 -0500
700 watts on 30m band? Is that legal? _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2003-12/msg00275.html (7,628 bytes)

69. Re: [Amps] High efficiency broadband designs (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Wed, 17 Dec 2003 22:49:31 -0800 (PST)
The Class-E AM folks are doing some interesting things -- Tee the RF input -- one side to an added envelope detector, output of this to PWM your power supply to the ClassE amp module, other side of t
/archives//html/Amps/2003-12/msg00289.html (13,271 bytes)

70. Re: [Amps] Re: 18 ga wire (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Mon, 26 Jan 2004 06:11:00 -0800 (PST)
www.powerwerx.com has spools of enamel insulation wire 14 through 36 gauge. I have been a happy customer in the past for this. U-Do-it electronics in norwood, ma also carries enamel insulation wire,
/archives//html/Amps/2004-01/msg00294.html (7,846 bytes)

71. [Amps] AL-80A buzzing (score: 1)
Author: "Brian Sarkisian, KG8CO" <cqkg8co@yahoo.com>
Date: Fri, 14 Apr 2006 06:11:12 -0700 (PDT)
I have noticed a buzzing coming from the AL-80A. After reading a few e-mails on this reflector, I changed out the AC fan. It is still buzzing. When the amp is first turned on it is quiet. Once the am
/archives//html/Amps/2006-04/msg00243.html (7,236 bytes)

72. [Amps] Heathkit HA-10 Warrior amp meter problem (score: 1)
Author: "Brian Sarkisian, KG8CO" <cqkg8co@yahoo.com>
Date: Sat, 30 Dec 2006 08:30:57 -0800 (PST)
The meter on the HA-10 only shows HV. When I want to take a look at the plate or the grid the meter drops to 0. The meter doesn't just fall back to 0 it acts like it is being pulled back to 0. The am
/archives//html/Amps/2006-12/msg00228.html (6,774 bytes)

73. [Amps] Heathkit HA-10 Warrior amp meter problem (score: 1)
Author: "Brian Sarkisian, KG8CO" <cqkg8co@yahoo.com>
Date: Mon, 1 Jan 2007 13:05:25 -0800 (PST)
The meter on the HA-10 only shows HV. When I want to take a look at the plate or the grid the meter drops to 0. The meter doesn't just fall back to 0 it acts like it is being pulled back to 0. The am
/archives//html/Amps/2007-01/msg00005.html (6,771 bytes)

74. [Amps] Looking for 8uf 3kv oil filled capacitor (score: 1)
Author: "Brian Sarkisian, KG8CO" <cqkg8co@yahoo.com>
Date: Wed, 24 Jan 2007 11:06:05 -0800 (PST)
I am looking for a 8uf 3kv oil filled capacitor. If someone has one they would like to part with, or have an idea where I can pick one up? Thank You Brian, KG8CO -- Never miss an email again! Yahoo!
/archives//html/Amps/2007-01/msg00250.html (6,767 bytes)

75. [Amps] Amp Supply LK500-zc tube asymmetry (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Mon, 19 Mar 2007 21:12:34 -0700 (PDT)
I have an Amp Supply LK500zc, which I purchased (used) about 3 years ago, used briefly, then put on the shelf until recently... when I powered it up, there was a nice small snap (not a big one, a sma
/archives//html/Amps/2007-03/msg00230.html (8,929 bytes)

76. Re: [Amps] Amp Supply LK500-zc tube asymmetry (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Tue, 20 Mar 2007 15:14:16 -0700 (PDT)
Thanks for the suggestions, DD and Tom; I got into the input circuitry; Tom you were right on -- found the grids 'floating' through some bypass caps; RF was being fed through 10ohm resistors to the f
/archives//html/Amps/2007-03/msg00265.html (8,020 bytes)

77. [Amps] Rehabbing that dusty old 3-500z (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Wed, 18 Apr 2007 22:33:08 -0700 (PDT)
I'm 'bringing back' an old Heathkit sb-220 that sat around unused for a while (years), and it has some Eimac 3-500z's in it. Having read the archives over how to test, test, test, bring the HV up slo
/archives//html/Amps/2007-04/msg00204.html (7,746 bytes)

78. [Amps] ALS-600 with ALS-600SPS SSB problem (score: 1)
Author: "Brian Sarkisian, KG8CO" <cqkg8co@yahoo.com>
Date: Sat, 1 Dec 2007 13:26:54 -0800 (PST)
The problem I am having is that the power supply is kicking off while in SSB. I can key up the amp into a dummy load using RTTY and CW at about 400-500 watts out and the amp and power supply works fi
/archives//html/Amps/2007-12/msg00001.html (7,524 bytes)

79. [Amps] Need picture of Alpha 87a output T/R board (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Fri, 11 Jan 2008 21:51:37 -0800 (PST)
I apparently have a 'down level' amplifier, and while I've received a nice bag of parts from Alpha to get my amp current (and fix the problem I started with), would appreciate a digital picture of th
/archives//html/Amps/2008-01/msg00095.html (6,809 bytes)

80. [Amps] IC-2KL 80m toroid value (score: 1)
Author: Brian Moran <brianmo@yahoo.com>
Date: Mon, 26 Oct 2009 18:54:05 -0700 (PDT)
A local ham in our club has an Icom IC2KL with a cooked 80m toroid. I offered to help him repair/replace this if a replacement can be found - can anyone tell me the core material type, and the nomina
/archives//html/Amps/2009-10/msg00332.html (6,451 bytes)

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