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141. [Amps] 3K-A Step Start Resistor Cone (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Wed, 6 Sep 2006 18:14:09 -0400; Thanks to all for your help. I have one on the way to me from my new best friend Larry, N5BIP. 73 Bob W6TR _______________________________________________ Amps mailing list Amps@contesting.com http:/; /archives//html/Amps/2006-09/msg00134.html (6,203 bytes)
142. [Amps] MLA2500 Multimeter Needed (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Tue, 12 Sep 2006 20:07:09 -0400; In the process of converting my Dentron MLA-2500 to use a pair of 8874's, I think I fried the multimeter. Anyone have a derelict MLA2500 that has a functional meter? Thanks, Bob W6TR ________________; /archives//html/Amps/2006-09/msg00191.html (6,673 bytes)
143. [Amps] RJ1C Relay Needed (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Tue, 12 Sep 2006 23:08:31 -0400; I am in need of a RJ1C vacuum relay SPDT with a 12VDC coil. Any out there? Bob W6TR _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/m; /archives//html/Amps/2006-09/msg00192.html (6,575 bytes)
144. Re: [Amps] Bliss Motarized High-Power Tuner (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Thu, 14 Sep 2006 19:36:36 -0400; How about showing us a pic of the interior. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2006-09/msg00198.html (9,318 bytes)
145. [Amps] Step Start on a 3KA Amp (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Sun, 17 Sep 2006 13:06:27 -0400; Can anyone tell me what good is it to have one of those cone heaters in series with the primary of the plate transformer? When the cone heater is in the circuit, the secondary voltage is 2800VDC and; /archives//html/Amps/2006-09/msg00207.html (6,461 bytes)
146. Re: [Amps] Step Start on a 3KA Amp (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Mon, 18 Sep 2006 00:24:44 -0400; Thanks to all who responded to my search for info on the step start. I realize now that it is the current that is being limited for a second and that's what saves the diodes and caps. The guy I bough; /archives//html/Amps/2006-09/msg00210.html (9,495 bytes)
147. Re: [Amps] Step Start on a 3KA Amp (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Mon, 18 Sep 2006 09:25:06 -0400; Hi Larry, there are no solenoid relays in the power supply to control the duration that the cone heater to be in the circuit. The switch on the front of the amp is manually switched from off to pre-o; /archives//html/Amps/2006-09/msg00213.html (9,834 bytes)
148. Re: [Amps] Step Start on a 3KA Amp (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Tue, 19 Sep 2006 16:01:40 -0400; Please remember that this thread started by me asking about a step start in a 30+ year old amplifier from Henry, the 3KA. There are a lot of things that could have been done differently in this amp b; /archives//html/Amps/2006-09/msg00225.html (12,278 bytes)
149. [Amps] MLA-2500 Multimeter Needed (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Tue, 19 Sep 2006 23:14:47 -0400; During my conversion process on my MLA-2500 I inadvertently fried the multimeter. Anyone out there in Amps land have a meter they are not planning on using? Also, does anyone know what the full scale; /archives//html/Amps/2006-09/msg00238.html (7,350 bytes)
150. [Amps] Change of E Mail Address (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Fri, 22 Sep 2006 09:33:06 -0400; I am getting a new ISP today and I need to know how to change it in the AMPS reflector. Do I unsubscribe with my current address and then subscribe with the new one? That would seem logical. Bob W6TR; /archives//html/Amps/2006-09/msg00282.html (6,332 bytes)
151. Re: [Amps] Change of E Mail Address (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Fri, 22 Sep 2006 10:40:25 -0400; Yeah but once I have the new E Mail address I won't have access to my old address. I think that I'll just unsub later on today when the change becomes inevitable and then subscribe with the new one.; /archives//html/Amps/2006-09/msg00284.html (8,179 bytes)
152. [Amps] Change of E Mail Address (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Fri, 22 Sep 2006 12:28:30 -0400; I have decided that I do not want to change over to Verizon so my E Mail address will stay with Road Runner. Verizon decided to reschedule my install of their FioS system 1 hour before they were supp; /archives//html/Amps/2006-09/msg00285.html (6,862 bytes)
153. Re: [Amps] Boycott New Chinese linear Amplifier (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Wed, 4 Oct 2006 00:03:38 -0400; Isn't it time to bring the curtain down on this thread? Copying an Ameritron amplifier is like trying to perform a hemorrhoid transplant. Bob W6TR -- Original Message -- From: "Hsu" <Jbenson@sohu.com; /archives//html/Amps/2006-10/msg00012.html (10,939 bytes)
154. Re: [Amps] Testing amp with no air flow (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Thu, 19 Oct 2006 15:31:30 -0400; Blow air down thru the fins from up on top. Bob W6tR _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2006-10/msg00204.html (10,760 bytes)
155. [Amps] 3CX3000 tuned input calibration (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Tue, 24 Oct 2006 18:12:06 -0400; I just added 160 to my 80/40/20 3CX3000A7 amp. It is configured as a Pi-L for the upper bands but I switch the C2 to the other side of L2 for 160M operation using a RB3 Relay. The relay also switches; /archives//html/Amps/2006-10/msg00279.html (7,235 bytes)
156. [Amps] 3CX3000 Tuned Input Calibration (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Thu, 26 Oct 2006 11:09:56 -0400; I have completed the alignment of the tuned input of my 3CX3000A7 using a 50 ohm non-inductive resistor connected between the cathode and ground. I then drove the input with my FT1000 and was able to; /archives//html/Amps/2006-10/msg00285.html (7,473 bytes)
157. Re: [Amps] 3CX3000 Tuned Input Calibration (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Sun, 29 Oct 2006 16:56:48 -0500; Not wanting to get involved with cooling problems while adjusting the amp under full steam, I opted to redo the tuned input using 69 ohms from the cathode to ground. I had to shuffle the fixed silver; /archives//html/Amps/2006-10/msg00297.html (10,218 bytes)
158. Re: [Amps] High Temp Silicon Rubber -- Where to buy? (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Mon, 30 Oct 2006 17:26:09 -0500; McMaster-Carr has it. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps; /archives//html/Amps/2006-10/msg00308.html (9,023 bytes)
159. [Amps] DIN Connector (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Wed, 1 Nov 2006 17:15:18 -0500; Someone told me that folks are using a "DIN" connector for the output of a high power amp. I need some specifics so I can go get one. I'm looking for something that will handle at least 5KW(I like to; /archives//html/Amps/2006-11/msg00016.html (6,486 bytes)
160. [Amps] DIN Connector (score: 1): Author: "Bob Maser" <bmaser@tampabay.rr.com>; Date: Wed, 1 Nov 2006 20:54:08 -0500; Thanks to all for the education on 7-16 DIN connectors. Unless I find a bargain out there, I think that a UHF connector will remain on the back of my amp. If it goes up in smoke than I will consider; /archives//html/Amps/2006-11/msg00025.html (6,897 bytes)

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