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Total 573 documents matching your query.

301. Re: [Amps] Defining CCS (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 31 Dec 2017 13:40:21 -0600
Tubes is the EASY part. Tapped tank circuits are a problem. So are most power supplies. Every wonder why a broadcast transmitter is in such a large box? 73 Jim W7RY --Original Message-- From: Frank K
/archives//html/Amps/2017-12/msg00202.html (9,094 bytes)

302. Re: [Amps] Defining CCS (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 31 Dec 2017 13:41:46 -0600
The solder will melt out of the band switch... The plate transformer will probably short because of heat... Other than that.... 73 Jim W7RY A few years back Alpha had a 9500 on display complete with
/archives//html/Amps/2017-12/msg00203.html (10,211 bytes)

303. Re: [Amps] Narcissism everywhere (almost) (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Tue, 2 Jan 2018 18:09:53 -0600
Just some Bloke bloviating about himself again... No worries Mate! 73 Jim W7RY Well, you have me bamboozled. I'd have to look it up to see what the word means. If I was interested enough, that is. It
/archives//html/Amps/2018-01/msg00024.html (11,208 bytes)

304. Re: [Amps] Narcissism everywhere (almost) (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Tue, 2 Jan 2018 18:14:01 -0600
"The hobby is overrun with religious leaders with everything to say and nothing to contribute" So you have a problem with religious people? That's ok Steve... I have a problem with you... Oh, and I'm
/archives//html/Amps/2018-01/msg00025.html (10,854 bytes)

305. Re: [Amps] TL922A fuses (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Thu, 11 Jan 2018 20:09:49 -0600
Oh... And a cheap digital measuring rule is a valuable piece of equipment for the hamshack and testbench. Such as a: https://www.ebay.com/itm/Digital-Electronic-Gauge-Stainless-Steel-Vernier-Caliper-
/archives//html/Amps/2018-01/msg00069.html (8,136 bytes)

306. Re: [Amps] TL922A fuses (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Thu, 11 Jan 2018 20:05:33 -0600
Kenwood part number: F05-1533-05 They are 15 amps. Some say they are slow blow. If you have step start, I would not recommend slow blow. Here is a link for European fuse types and their measurements.
/archives//html/Amps/2018-01/msg00070.html (8,025 bytes)

307. [Amps] Need Heathkit SB220 Chassis Parts (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 14 Jan 2018 18:26:41 -0600
I just received a pretty severely damaged SB220 from someone who did not pack it well. I need the rear panel and the right side panel. Also could use a super nice original front panel. Also needed fo
/archives//html/Amps/2018-01/msg00073.html (6,813 bytes)

308. Re: [Amps] Vacuum Relay (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sat, 20 Jan 2018 07:28:35 -0600
Max Gain Systems has lots of them. They are on the web. 73 Jim W7RY Looking for a vacuum relay for Amp Supply International's LK500-ZC. john _______________________________________________ Amps maili
/archives//html/Amps/2018-01/msg00105.html (7,396 bytes)

309. Re: [Amps] Shipping a heavy HV Transformer (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sat, 20 Jan 2018 07:31:23 -0600
Why does it matter what it's in? Plywood would work fine. Put some rope handles on it though and make sure the plywood box wont come apart. 73 Jim W7RY I'm selling a HV Transformer and have questions
/archives//html/Amps/2018-01/msg00106.html (8,479 bytes)

310. Re: [Amps] Drake L-7 (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Tue, 13 Feb 2018 07:50:44 -0600
Dont use ALC and remove the resistors. Also need to change the cutoff bias arrangement. Or add my QSK system. Search EBay for my call. 73 Jim W7RY I have a Drake L7 with a Dahl higher voltage transfo
/archives//html/Amps/2018-02/msg00016.html (8,005 bytes)

311. Re: [Amps] Plate hardware for Eimac tubes (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 4 Mar 2018 13:15:45 -0600
Thats because its a spline. Not hex, not torx. Spline AKA Bristol. Just one source: http://www.americanradiosupply.com/ss-508-bristol-spline-key-wrench-9-piece-set/ Collins always used them on knobs
/archives//html/Amps/2018-03/msg00011.html (8,701 bytes)

312. Re: [Amps] Plate hardware for Eimac tubes (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 4 Mar 2018 16:28:36 -0600
Should read just one of many sources. Thanks 73 Jim W7RY Thats because its a spline. Not hex, not torx. Spline AKA Bristol. Just one source: http://www.americanradiosupply.com/ss-508-bristol-spline-k
/archives//html/Amps/2018-03/msg00012.html (8,744 bytes)

313. [Amps] TL922 Parts Needed (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 11 Mar 2018 13:27:44 -0500
I bought a bargain TL922 and it has a few mods. Looking for a complete ball drive for the tune cap. And the aluminum disk that is behind the knob that has the hash mark on it. Not sure why the ball d
/archives//html/Amps/2018-03/msg00034.html (6,911 bytes)

314. [Amps] TL922 Parts Needed (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sat, 10 Mar 2018 21:47:10 -0600
I bought a bargain TL922 and it has a few mods. Looking for a complete ball drive for the tune cap. And the aluminum disk that is behind the knob that has the hash mark on it. Not sure why the ball d
/archives//html/Amps/2018-03/msg00035.html (6,949 bytes)

315. [Amps] Test Message (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 11 Mar 2018 13:29:23 -0500
Amps reflector seems to be down??? Thanks 73 Jim W7RY _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
/archives//html/Amps/2018-03/msg00036.html (6,055 bytes)

316. Re: [Amps] FOR SALE (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Wed, 14 Mar 2018 13:54:31 -0500
Where are they located? Thanks 73 Jim W7RY FOR SALE 2 - good working 30S1 amps w/ solid state diodes in B+ and increased screen voltage, with full output tube also 11" pedestal w/wheels for $1300 eac
/archives//html/Amps/2018-03/msg00045.html (7,661 bytes)

317. Re: [Amps] Titan II bandswitch needed (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sat, 24 Mar 2018 17:30:05 -0500
Pictures? Thanks 73 Jim W7RY I am in need of the bandswitch for the Tenec II amplifier. This amp uses the 4CX1600 tube. I do have a new spare and I am anxious to save the amp from becoming a single b
/archives//html/Amps/2018-03/msg00066.html (7,920 bytes)

318. Re: [Amps] Amp Warm-up? (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Fri, 6 Apr 2018 17:21:08 -0500
The directly heated cathode of the 3-500 requires no warm up. 2-3 seconds is all. 73 Jim W7RY Good Evening All! I have an Ameritron AL-80B Amp, which i have had for just under a year, and have a Ques
/archives//html/Amps/2018-04/msg00006.html (8,792 bytes)

319. [Amps] Heathkit HL-2200 Meter Needed (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Fri, 4 May 2018 23:23:29 -0500
Looking for a meter for the Heathkit HL-2200. Really only need the movement. Amp suffered a shorted tube and took out the meter (before I got it)... because there was no protection... and I dont mean
/archives//html/Amps/2018-05/msg00006.html (6,910 bytes)

320. Re: [Amps] new 2200m/630m amplifier - distorted waveform output (score: 1)
Author: "Jim W7RY" <jimw7ry@gmail.com>
Date: Sun, 27 May 2018 23:15:57 -0500
Perhaps there is no load on the PA for 1 ms when the bias is switched on? What type of relay are you using for RF output? Try bypassing the relay (constant load on the PA output) then see what happen
/archives//html/Amps/2018-05/msg00035.html (18,121 bytes)

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