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1. [TenTec] Logging programs (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Thu, 21 Aug 2003 22:12:38 +0100; I use an obsolete beta test version of Hyperlog under Win 98SE on a 200 mHz Pentium. It sees the Omni-V.9 as an IC761. It also sees the KPC-4 TNC.. No problem apart from the fact it is an obsolete pa; /archives//html/TenTec/2003-08/msg00462.html (9,303 bytes)
2. [TenTec] INRAD filters (score: 1): Author: G3JAG@patents.freeserve.co.uk (G3JAG); Date: Fri May 23 20:17:24 2003; My Omni-V has had only INRAD filters in it for several years now.. Never had a problem with them, ringing or otherwise. Never thought of swapping them out for the original TT filters But I do prefer; /archives//html/TenTec/2003-05/msg00949.html (6,454 bytes)
3. [TenTec] Omni-V QSK and key clicks (score: 1): Author: G3JAG@patents.freeserve.co.uk (G3JAG); Date: Fri Feb 7 16:08:06 2003; It seems that key clicks from FT1K rigs are well-known. I understand that there is a fix (see the W8JI website). TenTec keying is famous for being smooth and click-free and I never had any complaints; /archives//html/TenTec/2003-02/msg00336.html (7,289 bytes)
4. [TenTec] Re: TenTec Digest, Vol 8, Issue 58 (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Sun, 31 Aug 2003 18:24:29 +0100; RE:- X2404P Serial Eeprom in Omni V (Anthony Bowyer NT4X) I have been using one of the X24C04 eeproms in my TT 253 auto-ATU for some time now. I got my first replacement X2404P from TT, but then I bo; /archives//html/TenTec/2003-08/msg00656.html (7,627 bytes)
5. [TenTec] Re: 253 ATU (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Mon, 15 Sep 2003 23:30:40 +0100; I have been using a 253 for years now to feed a 40m inverted V dipole with 400w of RF, via 20 feet of coax to a Centaur balun followed by 50-60 feet of ladderline. I work all bands 80-10m with this s; /archives//html/TenTec/2003-09/msg00249.html (8,567 bytes)
6. [TenTec] Hercules II (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Mon, 20 Oct 2003 11:44:44 +0100; A new (to me) problem just showed up. On 30m, even into a dummy load, the overdrive lamp flickers and the RF output is a tad down (just a tad from my usual 400) If I increase the drive from the Omni-; /archives//html/TenTec/2003-10/msg00609.html (7,581 bytes)
7. [TenTec] K2 vs ORION (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Sun, 14 Dec 2003 05:26:40 +0000; I have an old K2 and an even older Omni-V.9. Yes, I plan to have an ORION when I win the Lotto and that stupid stupid stupid Star Wars HAARP project is turned off so the ionosphere returns to normal.; /archives//html/TenTec/2003-12/msg00517.html (7,069 bytes)
8. [TenTec] BPL and buying an Orion (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Fri, 13 Feb 2004 17:08:50 +0000; With the US dollar crashing downwards every day it looked like a good time to spend the kids' inheritance and come over to collect an Orion, maybe at Dayton. But if (when) BPL arrives here, ham radio; /archives//html/TenTec/2004-02/msg00397.html (8,655 bytes)
9. [TenTec] The amazing 253 ATU (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Thu, 26 Aug 2004 08:38:16 +0100; Easily my finest purchase .... (until I hock the XYL and buy an Orion) It came from bankrupt/demo stock here in UKand I made an overnight 500 mile trip to get it before anyone else did. OK; it needed; /archives//html/TenTec/2004-08/msg01064.html (9,783 bytes)
10. [TenTec] "Upgrading" an Omni V or VI (score: 1): Author: John CRUX <G3JAG@patents.freeserve.co.uk>; Date: Fri, 10 Sep 2004 00:49:14 +0100; I still run my Omni-V.9 and I admit to having put a heap if INRAD filters in there. Yes they work fine. But, and its a big BUT, after an awful lot of use on the LF bands, there is little point in spe; /archives//html/TenTec/2004-09/msg00283.html (7,786 bytes)
11. [TenTec] Upgrading ? an Omni- (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Sat, 11 Sep 2004 20:59:32 +0100; The product detector mod I mentioned is applicable to the Omni-V and Omni-VI. I have no idea if it might be relevant to any other TT radio., probably not at least for most folk. Product detector perf; /archives//html/TenTec/2004-09/msg00341.html (8,971 bytes)
12. [TenTec] Omni-V RS232 interface (score: 1): Author: G3JAG <G3JAG@patents.freeserve.co.uk>; Date: Fri, 17 Sep 2004 18:50:29 +0100; The original RS232 interface is difficult if not impossible to use. There is no provision for handshaking and accordingly PC software (MAC or whatever) has no way of stopping the Omni sending data. I; /archives//html/TenTec/2004-09/msg00440.html (6,936 bytes)
13. [TenTec] Herc II and 9420 duty cycle (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Mon, 21 Feb 2005 10:27:50 +0000; My 9420 sits under the bench on a couple of wooden rails, just clear of the carpet, in a very confined space. I do not have any added provision for cooling. I have never burnt my feet on it, and the; /archives//html/TenTec/2005-02/msg00557.html (7,352 bytes)
14. [TenTec] Omni IF gain and heat (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Wed, 13 Jul 2005 21:19:37 +0100; I notice that if my Omni-V.9 has been on for any length of time, the gain seems to fall off. The is especially noticeable on the upper HF bands and I have to turn the RF gain way up. This is probably; /archives//html/TenTec/2005-07/msg00402.html (7,104 bytes)
15. [TenTec] dead 9420 power supply (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Sun, 7 Aug 2005 21:52:20 +0100; Its heavy and tends to knock lumps out of your shins, but it never blows away in a storm ..... As I get ready to try to disconnect and drag the 9420 out from under the bench I've been looking at the; /archives//html/TenTec/2005-08/msg00178.html (7,531 bytes)
16. [TenTec] Orion vs SDR1000 (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Thu, 1 Sep 2005 13:13:42 +0100; No contest .... I have read the reviews and had a very long talk with an SDR owner who is well-informed and respected professional on RX design. It does not matter how many programming hours or how m; /archives//html/TenTec/2005-09/msg00004.html (6,766 bytes)
17. [TenTec] Rig switching (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Sun, 11 Sep 2005 20:06:09 +0100; For years now I have used a pair of ancient Heathkit 4-way coax switches back-to-back. I did retro-fit them with C connectors but I need not have bothered - the isolation between outlets is not all t; /archives//html/TenTec/2005-09/msg00158.html (7,430 bytes)
18. [TenTec] Antenna switching (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Mon, 12 Sep 2005 14:37:41 +0100; Looks like there is more choice than I thought, but the one thing to avoid is firing RF into another rig instead of an antenna. My back to back Heathkit switches do this for me; the one leading to th; /archives//html/TenTec/2005-09/msg00186.html (6,915 bytes)
19. [TenTec] Hercules II repair: 253 tuner relay (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Mon, 14 Nov 2005 16:16:10 +0000; The eight transistors are matched. Swapping just one or two out for unmatched replacements could spell trouble. A note I added to figure 4-6 of my Herc manual says set the bias for an idling current; /archives//html/TenTec/2005-11/msg00235.html (9,721 bytes)
20. [TenTec] 253 tuner (score: 1): Author: JACrux <G3JAG@patents.freeserve.co.uk>; Date: Tue, 15 Nov 2005 06:48:31 +0000; The thing I forgot to mention is that the 253 uses an 8 pin DIL non-volatile ram chip to store the settings. The same chip is used in the Omni-V and maybe in the Omni-VI. That chip has a finite life; /archives//html/TenTec/2005-11/msg00246.html (7,846 bytes)

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