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81. Re: [TenTec] Centurion (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 12 Dec 2005 20:19:30 -0500; Re 3-500Z problems....Johnson 275 and similar sockets: I2R losses due to poor contact between filament pins and socket grippers result in melting solder out of the pins. This, no doubt, caused many t; /archives//html/TenTec/2005-12/msg00301.html (10,008 bytes)
82. Re: [TenTec] Centurion- bias transistor (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Tue, 13 Dec 2005 01:39:19 -0500; If you connect an NE-2 neon bulb from the emitter to collector of the cathode switching transistor, it will keep spikes from puncturing the transistor. 73 Phil VFO Stabilizers and PEP adapters for wa; /archives//html/TenTec/2005-12/msg00308.html (9,619 bytes)
83. Re: [TenTec] Centurion (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Tue, 13 Dec 2005 22:33:57 -0500; Never tried to find new springs. After swapping springs grid/fil, never had a problem. Grid pins don't heat up, so gripper doesn't lose its grip again after tightening. its both 3-400Z recommended __; /archives//html/TenTec/2005-12/msg00332.html (12,595 bytes)
84. Re: [TenTec] Paragon brains gone (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 2 Jan 2006 16:18:33 -0500; Hi Ken... (Re Paragon) One of the things that can cause the symptoms you describe is insufficient filtering of the power supply DC. This can happen in the early matching power supplies in the followi; /archives//html/TenTec/2006-01/msg00069.html (12,371 bytes)
85. Re: [TenTec] Herc II and FT-1000MP (Mark V) (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 15 Feb 2006 20:17:01 -0500; Chet... You can find a circuit for that at http://www.k6xx.com/radio/mpbandbx.html 73 Phil K4DPK VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comcast.net/~k4dpk -- Original; /archives//html/TenTec/2006-02/msg00681.html (8,357 bytes)
86. Re: [TenTec] Herc II and FT-1000MP AND PRO III (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Thu, 16 Feb 2006 12:11:33 -0500; Rich... I don't have the Pro III manual or schematic, but I feel certain there is BCD Band Data output on one of the rear apron connectors, so the same simple circuit would work. Phil Chambley, Sr. K; /archives//html/TenTec/2006-02/msg00710.html (8,492 bytes)
87. [TenTec] FS: Pegasus circuit boards (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Sun, 26 Mar 2006 20:08:12 -0500; A low-grade lightning pulse killed the computer being used with this Peg, and evidently damaged the digital board. I changed the MAX-232 chip, but didn't go any further into it. I have that board, (8; /archives//html/TenTec/2006-03/msg01174.html (6,701 bytes)
88. Re: [TenTec] help/paint (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 12 Apr 2006 20:35:54 -0400; This might be of interest http://home.comcast.net/~k4dpk/front_panel_tips_and_tricks.htm Phil Chambley, Sr. www.k4dpk.com VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comca; /archives//html/TenTec/2006-04/msg00403.html (8,539 bytes)
89. Re: [TenTec] help/paint (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 12 Apr 2006 23:26:57 -0400; The store I use has a hand held probe for their colorimetric measurements. I usually take a top cover or whatever. Phil VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comcast; /archives//html/TenTec/2006-04/msg00411.html (9,221 bytes)
90. Re: [TenTec] help/paint (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 12 Apr 2006 23:32:42 -0400; Just in case it might help....the formula for the TenTec grey (Omni V, VI etc.) from the Autobody Supply Co. in Rome Ga. is MBC34353**A. The colorimeter program is probably widely used, and might the; /archives//html/TenTec/2006-04/msg00413.html (9,150 bytes)
91. Re: [TenTec] help/paint (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Wed, 12 Apr 2006 23:35:05 -0400; Forgot to mention, you can see that paint at: http://home.comcast.net/~k4dpk/front_panel_tips_and_tricks.htm VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comcast.net/~k4dpk; /archives//html/TenTec/2006-04/msg00414.html (10,053 bytes)
92. Re: [TenTec] A waste of money (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Thu, 13 Apr 2006 22:56:53 -0400; Sherwin Williams is not an auto body paint supply house. Body shops typically get paints matched in quantities as small as a pint. That is why I recommended a body shop/paint supply house. You eviden; /archives//html/TenTec/2006-04/msg00428.html (8,856 bytes)
93. [TenTec] need schematic (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Thu, 25 May 2006 19:24:14 -0400; I need a schemat for the Pyramid PS-20 power supply. If anyone has one they can scan I would appreciate it. k4dpk@comcast.net Thanks much. Phil VFO Stabilizers and PEP adapters for wattmeters...Check; /archives//html/TenTec/2006-05/msg00660.html (6,836 bytes)
94. Re: [TenTec] Roofing Filters (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 29 May 2006 17:20:22 -0400; I thought the term "Roofing Filter" was meant to describe a filter immediately following a mixer stage, its purpose being to shave off unwanted mixer products before any post-mixer amplification. Phi; /archives//html/TenTec/2006-05/msg00749.html (10,342 bytes)
95. Re: [TenTec] 9420 Problem (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Sun, 4 Jun 2006 11:59:03 -0400; Chris... I would be happy to scan and e-mail you a schematic of the 9420 if you like. Let me know if you need any of the pictorials. Phil Chambley K4DPK VFO Stabilizers and PEP adapters for wattmeter; /archives//html/TenTec/2006-06/msg00065.html (9,332 bytes)
96. Re: [TenTec] Lousy eham review (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 3 Jul 2006 22:12:42 -0400; Occasionally, one happens to buy a radio that is just a little smarter than the buyer. Phil VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comcast.net/~k4dpk -- Original Mess; /archives//html/TenTec/2006-07/msg00047.html (8,663 bytes)
97. Re: [TenTec] Low output on Centruion after lightning (score: 1): Author: "Phil Chambley, Sr." <k4dpk@comcast.net>; Date: Mon, 10 Jul 2006 22:05:28 -0400; Are both tubes lit? Phil VFO Stabilizers and PEP adapters for wattmeters...Check out http://home.comcast.net/~k4dpk -- Original Message -- From: "Billy Cox" <aa4nu@ix.netcom.com> To: "Discussion of T; /archives//html/TenTec/2006-07/msg00234.html (9,762 bytes)
98. Re: [TenTec] Sick 580 Delta (score: 1): Author: "Phil Chambley Sr." <k4dpk@comcast.net>; Date: Thu, 1 Nov 2007 21:14:28 -0400; Check the diodes in the SWR circuit. Phil Chambley k4dpk -- Original Message -- From: "Sonny Eisenberg" <w4kxq@yahoo.com> To: "TenTec List" <tentec@contesting.com> Sent: Thursday, November 01, 2007 7; /archives//html/TenTec/2007-11/msg00036.html (8,333 bytes)
99. Re: [TenTec] Sick 580 Delta (score: 1): Author: "Phil Chambley Sr." <k4dpk@comcast.net>; Date: Thu, 1 Nov 2007 21:51:05 -0400; Don't try to remove the board if one of the diodes has failed (and it most likely has). Look and make mental note of the polarity direction, then reach in with pliers and crush the diode. This leaves; /archives//html/TenTec/2007-11/msg00037.html (8,077 bytes)
100. [TenTec] error (score: 1): Author: "Phil Chambley Sr." <k4dpk@comcast.net>; Date: Mon, 5 Nov 2007 19:44:19 -0500; Sorry...I was trying to forward the Motorola article to a friend. _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinf; /archives//html/TenTec/2007-11/msg00124.html (6,486 bytes)

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