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Total 97 documents matching your query.

1. [Amps] Heathkit SB-200 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Wed, 4 Feb 2009 15:23:49 -0600
While on the subject of the older amps, if anyone has a SB-200 around with at least a good power transformer in it let me know off list. I have been trying to find one for a 6m amp project, convertin
/archives//html/Amps/2009-02/msg00090.html (6,822 bytes)

2. Re: [Amps] SB-220's, 3-500's, some history (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sat, 7 Feb 2009 18:10:55 -0600
As an avid user of eBay, both buyer and seller, i had to comment on this... There is a reason why most sellers have made PayPal mandatory, me included. After they changed the feedback system and cut
/archives//html/Amps/2009-02/msg00183.html (13,112 bytes)

3. [Amps] Trilectric (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Mon, 9 Feb 2009 00:04:29 -0600
Anyone know of any source of information on Trilectric RF Amplifiers? I got a hold of a UHF model, supposedly 25w input and 100w output. But I can't find any information on this brand name. There is
/archives//html/Amps/2009-02/msg00219.html (6,367 bytes)

4. Re: [Amps] EBAY SELLING (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Tue, 10 Feb 2009 09:41:55 -0600
I have had a similar experience.. Sold an old laptop on eBay, guy said when he received it that it would not turn on, i said ok send it back when i get it i will refund. When it got back it wouldn't
/archives//html/Amps/2009-02/msg00259.html (10,960 bytes)

5. Re: [Amps] The SB220 Mystique (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Tue, 10 Feb 2009 11:42:39 -0600
If its anything like my SB-200 it needed some filtering on the power cord. I put an inline surge arrestor / power line filter from polyphaser on the power cord and all of my rf problems went away. Be
/archives//html/Amps/2009-02/msg00270.html (9,664 bytes)

6. Re: [Amps] Nichrome wire for suppressors (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Tue, 10 Feb 2009 22:13:45 -0600
Did I miss something, what the heck are you guys talking about?? -- _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/
/archives//html/Amps/2009-02/msg00295.html (9,128 bytes)

7. [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Thu, 12 Feb 2009 22:57:56 -0600
Looking at an old Mirage B1016 amp that has a blown preamp, suspect its the FET, the schematic shows its a MGF1502 but I can't find this or a cross anywhere. Anyone know what its cross is so I can lo
/archives//html/Amps/2009-02/msg00399.html (6,791 bytes)

8. Re: [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 00:07:28 -0600
The schematic shows a 1502, and yes i have looked at the spec sheets for a 1302. I don't have this amp in front of me so i can't look at it and see for sure which it has. When i said i was looking at
/archives//html/Amps/2009-02/msg00402.html (7,962 bytes)

9. Re: [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 00:08:53 -0600
That datasheet helps, thanks Cliff! Yep, it might come down to comparing datasheets to find a suitable replacement for this one. Figured it might be EOL/NLA... Scott KBØNLY Best I could find was a Ja
/archives//html/Amps/2009-02/msg00403.html (8,841 bytes)

10. Re: [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 07:27:28 -0600
Thanks Jerry! That should help also, and yes I will send an email to Mirage/MFJ. I have actually always had good luck with sending them an email, just figured this might be a long shot as its a prett
/archives//html/Amps/2009-02/msg00412.html (8,569 bytes)

11. Re: [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 10:13:45 -0600
Thanks for all the comments guys. Did some research and the 1302 can substitute the 1502, same specs by looking at the datasheets, and I found some posts on a yahoo reflector for another model of Mir
/archives//html/Amps/2009-02/msg00419.html (9,206 bytes)

12. Re: [Amps] MGF1502 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 11:22:26 -0600
I googled it for about an hour before posting to the reflector. All of them show, ask for quote, or no longer available, out of stock, etc... I did find a few that claimed to have it, sent them an em
/archives//html/Amps/2009-02/msg00421.html (9,515 bytes)

13. [Amps] Amp Design Question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 23:22:34 -0600
Looking around the web tonight for 6m amp designs using the GI-7B and i came across this schematic... http://yu1aw.ba-karlsruhe.de/shema%201xGI7B%202m&6mmod.gif I understand the schematic except for
/archives//html/Amps/2009-02/msg00438.html (7,976 bytes)

14. Re: [Amps] Amp Design Question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Fri, 13 Feb 2009 23:45:54 -0600
AHHH!! Got ya.. Guess i should go to sleep, otherwise i would have probably caught that after a while. See its a symbol thing, my brain saw and that and said, what is that? Normally in schematics tha
/archives//html/Amps/2009-02/msg00439.html (8,470 bytes)

15. Re: [Amps] Amp Design Question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sat, 14 Feb 2009 06:41:42 -0600
Yeah same here, I can't find any photos of one online, would be nice to see how he intended to have it layed out. If anyone knows of someone who built this design, or even knows of a picture or two p
/archives//html/Amps/2009-02/msg00444.html (11,069 bytes)

16. Re: [Amps] Amp Design Question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sat, 14 Feb 2009 06:44:46 -0600
I didn't see anything of this one on his website, he mentioned to look at other similar designs for single band amps. I'm thinking of a bit of a frankenstein actually, combining the layout of a good
/archives//html/Amps/2009-02/msg00445.html (10,234 bytes)

17. [Amps] One more dumb question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sun, 15 Feb 2009 00:15:16 -0600
Maybe its because its late at night and my brain isn't working... Looking at this schematic for converting an SB-200 to a two band amp using the GI-7B for 2m and 6m. http://www.nd2x.net/yu1aw/1xGI7B-
/archives//html/Amps/2009-02/msg00461.html (7,931 bytes)

18. Re: [Amps] I have unbuilt SB-220 complete anyone interested? (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sun, 15 Feb 2009 00:41:17 -0600
See if this link works... http://cgi.ebay.com/Unbuilt-Heathkit-NOS-Linear-Amplifier-SB220_W0QQitemZ170301759918QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item170301759918&_trksid=p3286.c0.m14&_trkpar
/archives//html/Amps/2009-02/msg00464.html (10,827 bytes)

19. Re: [Amps] new records for Viking 500 (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sun, 15 Feb 2009 00:43:29 -0600
There must have been a die hard collector on those. I have to say, AM is cool... I've got a few guys to give it a go on 6m and 2m SSB and its just got such a different sound to it when your used to S
/archives//html/Amps/2009-02/msg00465.html (8,099 bytes)

20. Re: [Amps] One more dumb question... (score: 1)
Author: "KB0NLY" <kb0nly@mchsi.com>
Date: Sun, 15 Feb 2009 00:56:19 -0600
Ahh ok, so what he states as -Va is actually B-, why can't everyone use the same names? Confuses me sometimes when its after midnight, maybe its time to go to bed again and get a fresh start tomorrow
/archives//html/Amps/2009-02/msg00466.html (10,064 bytes)

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