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Total 9 documents matching your query.

1. [TenTec] Bias Adjustment on Century 21 (score: 1): Author: "Tom at Hayseed Hamfest Co." <tom@hayseedhamfest.com>; Date: Tue, 16 Jun 2009 11:42:12 -0500; Anybody out there know how to set the bias to the final transistors in a Century 21? I see the pot that adjusts the bias -- it's supposed to set the quiescent current in the collector circuit to 6 mA; /archives//html/TenTec/2009-06/msg00079.html (7,907 bytes)
2. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: geoffrey mendelson <geoffreymendelson@gmail.com>; Date: Tue, 16 Jun 2009 19:45:46 +0300; Have you looked in the manual? You can download it LEGALLY for free at: http://radio.tentec.com/downloads/obsmanuals 73, Geoff. -- geoffrey mendelson N3OWJ/4X1GM Jerusalem Israel geoffreymendelson@gm; /archives//html/TenTec/2009-06/msg00080.html (8,318 bytes)
3. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: Richards <jruing@ameritech.net>; Date: Tue, 16 Jun 2009 12:54:24 -0400; I have the manual and it does not have a schematic. I scanned dozens of manuals to PDF format for TenTec last year, and this is about the only one lacking multiple schematic drawings. == Richards - K; /archives//html/TenTec/2009-06/msg00081.html (7,302 bytes)
4. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: "Tom at Hayseed Hamfest Co." <tom@hayseedhamfest.com>; Date: Tue, 16 Jun 2009 12:34:40 -0500; Actually, I've got a very detailed C-21 manual that has a separate page for each and every module, including description, schematic, and photo. However, on the final amplifier page it shows the adjus; /archives//html/TenTec/2009-06/msg00082.html (8,457 bytes)
5. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: w8au@sssnet.com; Date: Tue, 16 Jun 2009 13:36:06 -0400; The 12V buss enters the PA section through a feed-thru insulator. Usually a RED insulated wire. Just unsolder this lead and insert the VOM. Perry w8au _______________________________________________; /archives//html/TenTec/2009-06/msg00083.html (8,131 bytes)
6. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: w8au@sssnet.com; Date: Tue, 16 Jun 2009 13:50:59 -0400; Forgot to add: if bias pot controls the final amp and you want to eliminate the additional reading of the driver, just crank the pot to full cutoff, measure the current and then adjust the pot for an; /archives//html/TenTec/2009-06/msg00084.html (8,051 bytes)
7. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: Stan Barr <g0clv@dsl.pipex.com>; Date: Tue, 16 Jun 2009 19:19:28 +0100; Thanks for that, I finally got a Century-22 manual! -- Cheers and 73, Stan Barr G0CLV G-QRP 3369 g0clv@dsl.pipex.com "Never leave well enough alone." - Raymond Loewy _________________________________; /archives//html/TenTec/2009-06/msg00085.html (7,941 bytes)
8. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: Richards <jruing@ameritech.net>; Date: Tue, 16 Jun 2009 15:15:31 -0400; I apologize. You are working on a Century 21, and the manual DOES provide schematic drawings. For some reason, I got confused and thought you were asking about the Pegasus and there are no schematic; /archives//html/TenTec/2009-06/msg00086.html (8,465 bytes)
9. Re: [TenTec] Bias Adjustment on Century 21 (score: 1): Author: Tom NØJMY <n0jmy@hayseedhamfest.com>; Date: Sat, 20 Jun 2009 09:09:21 -0500; _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2009-06/msg00112.html (9,370 bytes)

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