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1. [Amps] GS35B questions (score: 1): Author: Marius Hauki <rezycle.bin@gmail.com>; Date: Fri, 10 Sep 2010 00:03:26 +0200; Hi, I am working on a new GS35B HF amp design. Some questions: -I would like to buy some sockets instead of machining them myself. Could you gentlemen direct me to a person selling sockets that norma; /archives//html/Amps/2010-09/msg00045.html (9,556 bytes)
2. Re: [Amps] GS35B questions (score: 1): Author: Alek Petkovic <vk6apk@bigpond.com>; Date: Fri, 10 Sep 2010 06:20:08 +0800; Sockets are here. http://shop.ebay.com/nepeke25/m.html?_nkw=&_armrs=1&_from=&_ipg=&_trksid=p4340 They are the best you will ever see. Superb quality. 73, Alek. http://www.qrz.com/db/vk6apk http://www; /archives//html/Amps/2010-09/msg00046.html (10,689 bytes)
3. Re: [Amps] GS35B questions (score: 1): Author: "Andy GD0TEP" <andy@gd0tep.com>; Date: Thu, 09 Sep 2010 16:48:03 -0800; http://shop.ebay.com/nepeke25/m.html?_nkw=&_armrs=1&_from=&_ipg=&_trksid=p43 40 They are good, but they're for the GI7b and 3cx3000, but not the GS35b... Should be... I run 5KV, perhaps a little high; /archives//html/Amps/2010-09/msg00047.html (7,332 bytes)
4. Re: [Amps] GS35B questions (score: 1): Author: Alek Petkovic <vk6apk@bigpond.com>; Date: Fri, 10 Sep 2010 08:19:31 +0800; Unbelievable!!! When I posted the link, there was the GS35B socket there as well. It must have just expried. Rest assured, the guy does make them. I have one here, as does VK6WF. I also have a pair o; /archives//html/Amps/2010-09/msg00048.html (9,613 bytes)
5. Re: [Amps] GS35B questions (score: 1): Author: "Andy GD0TEP" <andy@gd0tep.com>; Date: Thu, 09 Sep 2010 17:38:19 -0800; You are quite right... :-) A look at the guys history shows these: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=270590052533 They look good, but I guess he's sold a few recently. Perhaps an ema; /archives//html/Amps/2010-09/msg00049.html (10,195 bytes)
6. Re: [Amps] GS35B questions (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Thu, 09 Sep 2010 17:51:28 -0700; ORIGINAL MESSAGE: REPLY: Please look at: http://www.surplussales.com/Wire-Cable/HVWire-2.html What you want is the top two pictures, male and female. Note they are polarized - one leg is longer than; /archives//html/Amps/2010-09/msg00050.html (8,312 bytes)
7. Re: [Amps] GS35B questions (score: 1): Author: Jim W7RY <w7ry@inbox.com>; Date: Thu, 9 Sep 2010 17:11:40 -0800; I use SHV connectors. They can be found on Ebay. See a picture of them in use on my 8877 amplifier and power supply at: http://s900.photobucket.com/albums/ac206/w7ry/8877%20Amplifier/ 73 Jim W7RY ___; /archives//html/Amps/2010-09/msg00051.html (11,816 bytes)
8. Re: [Amps] GS35B questions (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Thu, 09 Sep 2010 18:26:32 -0700; ORIGINAL MESSAGE: REPLY: You are correct to leave the B- lead isolated from chassis, but you don't need the high wattage resistor you mentioned. Instead, you should connect a pair of diodes back-to-b; /archives//html/Amps/2010-09/msg00052.html (10,003 bytes)
9. Re: [Amps] GS35B questions (score: 1): Author: "Bill, W6WRT" <dezrat1242@yahoo.com>; Date: Thu, 09 Sep 2010 18:37:35 -0700; ORIGINAL MESSAGE: REPLY: I would use AC power on the heater. Install a pair of banana jacks on the front panel and run them to the filament connections right at the tube base. Place some small RF cho; /archives//html/Amps/2010-09/msg00053.html (8,872 bytes)
10. Re: [Amps] GS35B questions (score: 1): Author: "Han Higasa" <higasa@plum.ocn.ne.jp>; Date: Fri, 10 Sep 2010 11:04:47 +0900; Hi gents Regarding HV connection I am using RG-8U and HN connectors for HV+. HV- is connected by a multi-pin metal remote control connector with its wire harness including AC 100V, DC 12V, grounds, "; /archives//html/Amps/2010-09/msg00054.html (8,521 bytes)
11. Re: [Amps] GS35B questions (score: 1): Author: "Han Higasa" <higasa@plum.ocn.ne.jp>; Date: Fri, 10 Sep 2010 12:20:53 +0900; Hi again, Regarding a grid drop resistor I am using two resistors; A: a 500 ohm 10 W from HV- to GND in HVPS. B: a 500 ohm 10 W from HV- to GND in RF deck. C: a 3A Si-diode is also connected between; /archives//html/Amps/2010-09/msg00055.html (11,531 bytes)
12. Re: [Amps] GS35B questions (score: 1): Author: Jim W7RY <w7ry@inbox.com>; Date: Thu, 9 Sep 2010 19:38:00 -0800; Great idea.... I too am using 2 resistors for the HV return in my 8877 project. I wanted to have a resistor in the power supply as well as in the RF deck. I used a 2K in the power supply and a 2k in; /archives//html/Amps/2010-09/msg00056.html (13,099 bytes)
13. Re: [Amps] GS35B questions (score: 1): Author: Marius Hauki <rezycle.bin@gmail.com>; Date: Fri, 10 Sep 2010 12:32:17 +0200; OK, thanks. Will consider a interlock between the racks as well as a separate ground strip between the racks. Will probably have to isolate the Bminus and therefore the casing of the HV connector (if; /archives//html/Amps/2010-09/msg00058.html (10,149 bytes)
14. Re: [Amps] GS35B questions (score: 1): Author: TexasRF@aol.com; Date: Fri, 10 Sep 2010 06:38:36 EDT; Or, use two connectors, one for B plus and another for B minus. 73 de K5GW In a message dated 9/10/2010 5:32:38 A.M. Central Daylight Time, rezycle.bin@gmail.com writes: OK, thanks. Will consider a i; /archives//html/Amps/2010-09/msg00059.html (9,809 bytes)
15. Re: [Amps] GS35B questions (score: 1): Author: Marius Hauki <rezycle.bin@gmail.com>; Date: Fri, 10 Sep 2010 12:42:58 +0200; SHV connectors look like a good candidate. This reference http://en.wikipedia.org/wiki/SHV_connector describes what I am looking for: center pin is engaged after the casing is engaged. Center pin is; /archives//html/Amps/2010-09/msg00060.html (14,111 bytes)
16. Re: [Amps] GS35B questions (score: 1): Author: Marius Hauki <rezycle.bin@gmail.com>; Date: Fri, 10 Sep 2010 12:48:28 +0200; Yes, that is an option. However if someone accidentically removes Bminus connector before Bplus connector and the interchassis ground strip has been disconnected or has a bad connection, the whole RF; /archives//html/Amps/2010-09/msg00061.html (10,605 bytes)
17. Re: [Amps] GS35B questions (score: 1): Author: TexasRF@aol.com; Date: Fri, 10 Sep 2010 07:14:14 EDT; That is why the 500 or 1000 ohm resistors and/or back to back diodes are important. If the B minus and B plus connections are made via grounded SHV connectors with coaxial cables, there would be no d; /archives//html/Amps/2010-09/msg00062.html (11,887 bytes)
18. [Amps] GS35B questions (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Fri, 10 Sep 2010 04:28:11 -0700; Or, use two connectors, one for B plus and another for B minus. 73 de K5GW for 6M has a separate 4500vdc B+ supply. Separate B+ and B- connectors used between RF deck and power supply. are outstandin; /archives//html/Amps/2010-09/msg00063.html (9,183 bytes)
19. [Amps] GS35B questions (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Fri, 10 Sep 2010 04:53:17 -0700; Great idea.... I too am using 2 resistors for the HV return in my 8877 project. I wanted to have a resistor in the power supply as well as in the RF deck. I used a 2K in the power supply and a 2k in; /archives//html/Amps/2010-09/msg00065.html (9,433 bytes)
20. Re: [Amps] GS35B questions (score: 1): Author: Ian White GM3SEK <gm3sek@ifwtech.co.uk>; Date: Fri, 10 Sep 2010 18:43:43 +0100; You're right! Try this: <http://www.ifwtech.co.uk/g3sek/in-prac/best-of.htm#0901> and download the PowerPoint presentation. You have already identified that a remote HV power supply should be 'slaved; /archives//html/Amps/2010-09/msg00072.html (10,023 bytes)

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