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1. [TenTec] Astron Power Supplies To: "'Discussion of Ten-Tec Equipment'" (score: 1): Author: Art <k6xt@arrl.net>; Date: Mon, 04 Dec 2006 20:36:11 -0700; Larry I use a 35A Astron switcher. Nary a problem. I don't ground the negative PS. The chassis is, of course, strapped to ground. I haven't looked into whether there is any reason, inside the Orion,; /archives//html/TenTec/2006-12/msg00051.html (8,669 bytes)
2. [TenTec] RFI in the Shack (score: 1): Author: Art <k6xt@arrl.net>; Date: Wed, 01 Nov 2006 06:44:45 -0700; A few days ago someone on one of these reflectors posted a want about RFI info. Today I ran across this note in the ARRL Contest Rate Sheet published today. It's a pdf. Tnx N0AX. Tired of RFI trouble; /archives//html/TenTec/2006-11/msg00000.html (7,012 bytes)
3. [TenTec] Orion 1 AGC (score: 1): Author: Art <k6xt@arrl.net>; Date: Sat, 04 Nov 2006 19:19:05 -0700; Carl I'd really be interested to try out your AGC settings. I too mostly tune the low bands at sunup/down, at my station all CW. I find setting AGC to OFF and riding the RF gain control produces the; /archives//html/TenTec/2006-11/msg00084.html (8,164 bytes)
4. [TenTec] Orion rtty (score: 1): Author: Art <k6xt@arrl.net>; Date: Fri, 10 Nov 2006 07:35:20 -0700; I use DX4WIN. It is decoding Orion RTTY as "PACK" instead of RTTY. Anyone help on this? 73 Art; /archives//html/TenTec/2006-11/msg00173.html (6,866 bytes)
5. Re: [TenTec] Orion rtty (score: 1): Author: Art <k6xt@arrl.net>; Date: Sat, 11 Nov 2006 11:11:10 -0700; Duane Thank you, it fixed the problem. Once the Preferences change is made I had to close and restart DX4WIN so the new radio file is read. 73 Art 73, Duane Duane Calvin, AC5AA Austin, Texas www.ac5a; /archives//html/TenTec/2006-11/msg00186.html (8,507 bytes)
6. Re: [TenTec] TenTec Digest, Vol 47, Issue 45 (score: 1): Author: Art <k6xt@arrl.net>; Date: Mon, 27 Nov 2006 12:55:15 -0700; Tim I use a relay powered from switched TX voltage in the rig to dump rx ant power into a 47 ohm 2W resistor during transmit. My rx ant was much closer than yours. It got warm so I'm glad I chose 2W.; /archives//html/TenTec/2006-11/msg00409.html (8,115 bytes)
7. Re: [TenTec] TenTec Digest, Vol 47, Issue 49 (score: 1): Author: Art <k6xt@arrl.net>; Date: Thu, 30 Nov 2006 14:52:31 -0500; I've measured the following noise figures: 10.5 - 12.0 dB main RX, PREAMP on 17.0 - 21.0 dB main RX, PREAMP off 11.3 - 17.9 dB sub RX This thread is an example of the fact that many amateurs make no; /archives//html/TenTec/2006-11/msg00444.html (7,353 bytes)
8. [TenTec] Orion Noise Reduction FW V2.059d (score: 1): Author: Art <k6xt@arrl.net>; Date: Wed, 04 Oct 2006 09:20:57 -0600; Hello I'm a new Orion 1 owner. Listening to 80 CW, 1000 Hz filter, 600Hz BW, the DSP noise reduction (any setting 1-9) makes stations harder to copy rather than easier. Am I missing something? My Tim; /archives//html/TenTec/2006-10/msg00101.html (6,929 bytes)
9. Re: [TenTec] Orion NB vs NR (score: 1): Author: Art <k6xt@arrl.net>; Date: Thu, 05 Oct 2006 22:55:56 -0600; Re KH7T's post on NB vs. NR reproduced below: If John's informative discussion results from my post and following discussion, I want to specify: There is no confusion at K6XT regarding the difference; /archives//html/TenTec/2006-10/msg00146.html (13,685 bytes)
10. Re: [TenTec] Orion NB vs NR (score: 1): Author: Art <k6xt@arrl.net>; Date: Fri, 06 Oct 2006 09:38:51 -0600; Grant, thanks for your comments. Re the AGC controls, my experimentation certainly indicates that AGC is always on in one form or another. Re varying opinions, mine is hardware related because I can; /archives//html/TenTec/2006-10/msg00151.html (10,911 bytes)
11. [TenTec] International Radio 762 (score: 1): Author: Art <k6xt@arrl.net>; Date: Sat, 07 Oct 2006 15:31:15 -0600; Hello, this should be quick, easy, and a waste of time! I'm looking for a International Radio #762 crystal filter. Anyone has one for sale, please email me. 73 Art k6xt at arrl dot net; /archives//html/TenTec/2006-10/msg00172.html (6,598 bytes)
12. Re: [TenTec] Orion NB vs NR (score: 1): Author: Art <k6xt@arrl.net>; Date: Sat, 07 Oct 2006 15:51:35 -0600; I've been complaining about the poor audio. Eating some crow, and with thanks to Merle Bone who pointed this out, I hadn't read the manual correctly that the hardware NB is an off/on switch. So that'; /archives//html/TenTec/2006-10/msg00173.html (8,412 bytes)
13. Re: [TenTec] o i PROBLEM (score: 1): Author: Art <k6xt@arrl.net>; Date: Thu, 12 Oct 2006 12:39:42 -0600; Last week I was having the same problem. It was because I had the hardware noise blanker on (:H above the NB button), thinking it was OFF because it said off rite next to the H (OFF:H). But the OFF r; /archives//html/TenTec/2006-10/msg00342.html (10,122 bytes)
14. Re: [TenTec] Orion and rf feedback (score: 1): Author: Art <k6xt@arrl.net>; Date: Fri, 13 Oct 2006 21:37:54 -0600; John A lot of unknows here. You didn't describe how the rig is powered, a prime source of RF feedback for external supplies. Fundamentally there is a source of RF interfering, feeding back, to your l; /archives//html/TenTec/2006-10/msg00400.html (9,728 bytes)
15. Re: [TenTec] Coaxial Ground (score: 1): Author: Art <k6xt@arrl.net>; Date: Mon, 16 Oct 2006 18:54:45 -0600; None of the posts yet mention this so I will: The name for this approach is "electrostatic shield", a very effective technique where it applies. 73 Art k6xt at arrl dot net Message: 1 Date: Mon, 16 O; /archives//html/TenTec/2006-10/msg00453.html (10,179 bytes)
16. [TenTec] Orion RIT/XIT (score: 1): Author: Art <k6xt@arrl.net>; Date: Sun, 22 Oct 2006 23:07:43 -0600; I hope this isn't old Orion news. I notice the rit and xit act separately. That is, tune rit to a freq, then turn on xit to transmit there, but xit is still at zero, and there is no way that I've fou; /archives//html/TenTec/2006-10/msg00588.html (9,782 bytes)
17. Re: [TenTec] Orion RIT/XIT (score: 1): Author: Art <k6xt@arrl.net>; Date: Wed, 25 Oct 2006 08:04:35 -0600; Thanks to the amateurs responding on this, all of which are reproduced below, but just once! I see my O1 is not unique. To John WB4QDA: Try this. Turn on rit. adjust it up a few kc. Turn on xit. Adju; /archives//html/TenTec/2006-10/msg00603.html (13,027 bytes)
18. [TenTec] RF Gain (score: 1): Author: Art <k6xt@arrl.net>; Date: Wed, 25 Oct 2006 08:22:29 -0600; I use the RF gain all the time - even with the acclaimed AGC features of the Orion there are times chasing weak signals I need to reduce the RF gain so the AGC is less active. Today I noticed the MUL; /archives//html/TenTec/2006-10/msg00604.html (6,853 bytes)
19. Re: [TenTec] TenTec Digest, Vol 46, Issue 64 (score: 1): Author: Art <k6xt@arrl.net>; Date: Thu, 26 Oct 2006 10:25:48 -0600; John, In addition to the other suggestions let me add there is no guarantee which cable the RF gets into your computer on. You might have to filter them all. The split cores are really handy and don'; /archives//html/TenTec/2006-10/msg00617.html (9,111 bytes)
20. Re: [TenTec] Vertical radial question (score: 1): Author: Art <k6xt@arrl.net>; Date: Mon, 30 Oct 2006 08:53:54 -0700; I'd want to read chapter 9 of the ON4UN Low Band DXing book and chapter 6 of the ARRL Antenna Book. A ton of information on verticals and their ground systems. Maybe take a look at W8JI's website too; /archives//html/TenTec/2006-10/msg00696.html (8,673 bytes)

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