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381. Re: [TenTec] Titan and Centurion amplifiers (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Fri, 25 Feb 2011 08:02:09 -0800; The 425 has the major advantage of being relatively easy to work on, and to find most replacement parts. All the devices are run of the mill discrete parts. The exceptions are things like meters (siz; /archives//html/TenTec/2011-02/msg00530.html (9,419 bytes)
382. Re: [TenTec] 253 Tuner Interface Cable/System Needed (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Wed, 09 Mar 2011 11:41:19 -0800; 1) Buy connectors from an industrial supply house, buy wire from Home Depot or Lowe's (or a hamfest), and you're in business. 2) Pull out the schematics and see what pin goes to what. 3) Fire up your; /archives//html/TenTec/2011-03/msg00100.html (7,388 bytes)
383. Re: [TenTec] 425 Titan RF Out Relay (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Mon, 18 Apr 2011 21:49:48 -0700; The folks at Alpha are using Gigavac and like them. They make drop-in replacements for both Jennings and Kilovac. While Gigavac will sell direct to hams at a discount, I've heard that one or more dea; /archives//html/TenTec/2011-04/msg00250.html (7,444 bytes)
384. Re: [TenTec] ooops! (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Mon, 02 May 2011 22:51:28 -0700; The orginal Titan amps will run just fine on a single tube, with half the max output. I suspect the new one will too. The tuning changes slightly if one tube is missing. You can pull one or both tube; /archives//html/TenTec/2011-05/msg00008.html (7,716 bytes)
385. Re: [TenTec] O3 wish list (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Thu, 12 May 2011 09:49:41 -0700; I agree with all of this, especially the comments by Floyd, quoted by Paul, about the importance of being able to adjust sweep rate and bandwidth to get different levels of detail. This is something; /archives//html/TenTec/2011-05/msg00073.html (8,176 bytes)
386. Re: [TenTec] O3 wish list (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Thu, 12 May 2011 19:35:28 -0700; The P3 costs $700 as a kit, which takes about an hour to build. It's a pre-tested board for which you screw together a simple enclosure and mount a few connectors. Yes, it can be easily set for a wid; /archives//html/TenTec/2011-05/msg00085.html (9,213 bytes)
387. Re: [TenTec] Dayton (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Fri, 20 May 2011 21:29:00 -0700; Yes. Lots of buzz about it on the Elecraft reflector. Similar DSP/SDR concept as K3, but much lower cost, much lower weight, not a competition radio like the K3, space for internal battery. It's a 10; /archives//html/TenTec/2011-05/msg00161.html (7,830 bytes)
388. Re: [TenTec] Dayton (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Fri, 20 May 2011 21:46:40 -0700; More info. Best guess I've seen of a sell price is around $700-$800 for the 10W rig, might start shipping around the end of the year. This thing looks REAL cute, and, with the 100W amp/autotuner, cou; /archives//html/TenTec/2011-05/msg00162.html (8,011 bytes)
389. Re: [TenTec] paralleling power supplies to run Herc II (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Sun, 19 Jun 2011 22:46:52 -0700; I did that and it worked just fine. The Herc II power connector is wired so that you can easily have one of the supplies feed half of the amp and the other supply feed the other half. I DID strap the; /archives//html/TenTec/2011-06/msg00108.html (7,962 bytes)
390. Re: [TenTec] Using Ten-Tec mics with Omni VI+ (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Mon, 20 Jun 2011 09:16:36 -0700; This makes sense. The guys who started Ten Tec had previously started one of the world's great microphone companys, Electro Voice. Ten Tec rigs have always worked just fine with dynamic mics. Because; /archives//html/TenTec/2011-06/msg00114.html (7,650 bytes)
391. Re: [TenTec] Using Ten-Tec Dynamic mics with Omni VI+ (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Mon, 20 Jun 2011 17:49:20 -0700; This is a characteristic of CARDIOID mics (one-directional) and bi-directional (figure-8) mics. Omnidirectional (non-directional) mics do NOT have proximity effect. One of Electro-Voice's most import; /archives//html/TenTec/2011-06/msg00124.html (8,929 bytes)
392. Re: [TenTec] Using Ten-Tec Dynamic mics with Omni VI+ (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Mon, 20 Jun 2011 23:12:03 -0700; It's almost certainly a simple omni. Jim _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2011-06/msg00126.html (8,745 bytes)
393. Re: [TenTec] paralleling power supplies to run Herc II (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 21 Jun 2011 08:40:19 -0700; The battery makes the capacitor un-necessary as long as the leads between the battery and the rig are short and fat -- the battery itself acts as a big capacitor. The capacitor could improve things O; /archives//html/TenTec/2011-06/msg00130.html (8,688 bytes)
394. Re: [TenTec] Ant Tuner, HF Rig, PS, Desk Mic, FS (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Sun, 26 Jun 2011 15:58:38 -0700; This is a very nice antenna tuner, but the going price is more like $250-$275. The only things that go wrong with these tuners are 1) the dial cord eventually rots, and is a PITA to replace; and 2) I; /archives//html/TenTec/2011-06/msg00153.html (8,253 bytes)
395. Re: [TenTec] Ant Tuner, HF Rig, PS, Desk Mic, FS (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Sun, 26 Jun 2011 16:18:19 -0700; I've bought three 229s in the past couple of years. One for $250 about a year ago, two for $150 each last month. I sold one to a friend who needed a tuner for $250 about two years ago. I've got as ma; /archives//html/TenTec/2011-06/msg00155.html (7,860 bytes)
396. Re: [TenTec] F/S - "Closet Kilowatt" - Price Reduced (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Wed, 06 Jul 2011 16:15:17 -0700; Remember that this is NOT A KILOWATT amp per today's FCC Rules. It is a 550 watt amp, and a VERY nice one. It also runs VERY well on any good 14VDC power supply that can supply the required current (; /archives//html/TenTec/2011-07/msg00042.html (7,833 bytes)
397. Re: [TenTec] Connector tightening (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Fri, 29 Jul 2011 14:03:35 -0700; Why bother? A ham would be CRAZY to buy anything but Amphenol 83-1SP. Nearly everything else is JUNK. 73, Jim K9YC _______________________________________________ TenTec mailing list TenTec@contestin; /archives//html/TenTec/2011-07/msg00191.html (8,349 bytes)
398. Re: [TenTec] Shipping a Titan Linear Amplifier (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Sun, 14 Aug 2011 15:36:11 -0700; You MUST remove the power transformer from the power supply (it un-bolts and un-plugs) and put it in its own box. It is VERY heavy, and poor handling in shipment could destroy the power supply if you; /archives//html/TenTec/2011-08/msg00078.html (9,407 bytes)
399. Re: [TenTec] 425 Failure (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 16 Aug 2011 08:47:38 -0700; Art, Your luck is FAR worse than mine. I've goofed many times and driven my Titan 425s with 100W. I see the red light flashing, back off the drive, and everything is fine. Part of my good luck is tha; /archives//html/TenTec/2011-08/msg00089.html (9,507 bytes)
400. Re: [TenTec] 425 Failure (score: 1): Author: Jim Brown <k9yc@audiosystemsgroup.com>; Date: Tue, 16 Aug 2011 09:22:20 -0700; I saw your questions about the choke and wiring, but didn't know the answer, so didn't respond. :) My guess about the wire is that you should use something rated for 3-5kV, but it doesn't need to be; /archives//html/TenTec/2011-08/msg00091.html (7,801 bytes)

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