- 41. Re: [TenTec] RF (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Fri, 10 Sep 2004 16:58:20 -0500
- I would be willing to bet that you have a simple pin 1 problem. In case you have missed my previous rantings on the subject, the problem is that the cable shield for the keying line is not getting co
- /archives//html/TenTec/2004-09/msg00319.html (9,325 bytes)
- 42. RE: [TenTec] Coax For Low Power HF (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Thu, 16 Sep 2004 07:45:44 -0500
- W8JI has done analysis (reported on another list, and possibly on his website) showing that these lengths are terrible for 40 and 80 meters, even when fed by "magic" open wire line. Loss in small coa
- /archives//html/TenTec/2004-09/msg00411.html (8,312 bytes)
- 43. [TenTec] Molex Connectors (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Mon, 20 Sep 2004 16:28:15 -0500
- Does anyone know the Molex part numbers for the shells and pins needed for the bandswitch multipins for the Hercules and Omni transceivers? A friend wants to order some from Newark or Allied. Jim Bro
- /archives//html/TenTec/2004-09/msg00519.html (6,809 bytes)
- 44. Re: [TenTec] Hercules II and 9420 power supply (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Tue, 21 Sep 2004 22:13:48 -0500
- I'm interested in the amp. Jim Brown K9YC
- /archives//html/TenTec/2004-09/msg00573.html (9,032 bytes)
- 45. Re: [TenTec] 6N2 (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Wed, 22 Sep 2004 22:33:08 -0500
- No experience with TT VHF gear, but there is a glowing review of the Elecraft 2m transverter in the new QST, and the price looks good. Put this with an Omni or Orion! and you would have a world class
- /archives//html/TenTec/2004-09/msg00612.html (7,274 bytes)
- 46. Re: [TenTec] Audio Problem - off topic (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Mon, 27 Sep 2004 22:27:10 -0500
- You do NOT want to shift the pitch, you DO want to adjust the frequency response to emphasize the highs and de-emphasize the lows. An IF shift can do this to some extent and may be enough in some rec
- /archives//html/TenTec/2004-09/msg00754.html (8,932 bytes)
- 47. Re: [TenTec] RF and Ten Tec Rigs (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Thu, 30 Sep 2004 17:41:53 -0500
- RFI problems have two parts. Both have to be present for there to be problems. 1) Something has to cause the RF to be in the shack. This is entirely related to the antenna system -- the antenna itsel
- /archives//html/TenTec/2004-09/msg00862.html (9,013 bytes)
- 48. Re: [TenTec] Basic question (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Sun, 01 Aug 2004 01:20:58 -0500
- Here's a non-religous answer. I own an Omni V, an Omni A, an 850SAT, a 746 (internal audio DSP), and a K2/100 w/audio DSP. I also own a 599ZX. (I also own a Hercules 444 and a Titan 425, but you're t
- /archives//html/TenTec/2004-08/msg00001.html (9,840 bytes)
- 49. RE: [TenTec] Basic question (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Sun, 01 Aug 2004 13:18:33 -0500
- Yes, this is the sort of benefit that the audio DSP in the Omni VI Plus, K2, and 746 can provide, although the Orion may do more and/or better. The outboard 599ZX tries, but is nowhere near as good a
- /archives//html/TenTec/2004-08/msg00005.html (8,926 bytes)
- 50. Re: [TenTec] Tennessee Dreamin' (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Tue, 03 Aug 2004 09:13:39 -0500
- You need to study the basic stuff in the ARRL Handbook, just like the rest of us did when we started out. Jim Duffer gave you a very good explanation. You don't need to measure the voltage in free sp
- /archives//html/TenTec/2004-08/msg00106.html (10,095 bytes)
- 51. Re: [TenTec] NAR filter in Omni VI (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Fri, 06 Aug 2004 16:01:15 -0500
- That's a really good question, Jason. I've made very careful (and fairly precise) spectrum measurements of my Omni V (just back from factory alignment) with exactly that set of TenTec filters , plus
- /archives//html/TenTec/2004-08/msg00292.html (9,002 bytes)
- 52. Re: [TenTec] NAR filter in Omni VI (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Fri, 06 Aug 2004 21:07:58 -0500
- There are gain settings that need to be set to match each filter. If they aren't right, you'll find poor level match between the filters. Call the phone number in the morning (west coast time) liste
- /archives//html/TenTec/2004-08/msg00303.html (10,007 bytes)
- 53. [TenTec] Titan 425 (Titan I) Vacuum Relay (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Mon, 09 Aug 2004 08:56:55 -0500
- Mine is shot, and I need to find a replacement. I ordered one from Ten Tec, but they're out of stock and expensive too. What are the sources for this relay? I have an early serial number, and it uses
- /archives//html/TenTec/2004-08/msg00346.html (7,304 bytes)
- 54. RE: [TenTec] Titan 425 (Titan I) Vacuum Relay (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Mon, 09 Aug 2004 15:00:42 -0500
- Thanks to all for the quick and very detailed responses on this problem. My older S/N unit clearly uses the Jennings RJ1A, and I ordered two replacements from http://www.mgs4u.com/ for $35 each plus
- /archives//html/TenTec/2004-08/msg00369.html (7,643 bytes)
- 55. [TenTec] Ten Tec 229B Tuner - Voltage Rating on Caps (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Mon, 09 Aug 2004 22:21:37 -0500
- What is the voltage rating of the 470 pF capacitors that are switched in and out of the circuit? Jim K9YC
- /archives//html/TenTec/2004-08/msg00393.html (6,937 bytes)
- 56. Re: [TenTec] Titan I / 425 Relays (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Tue, 10 Aug 2004 09:36:34 -0500
- I could be wrong, but I think the Jennings came first. That's definitely what's in my early vintage 425, and TenTec told me they needed to update the circuit board to accept the newer relay. I don't
- /archives//html/TenTec/2004-08/msg00398.html (7,563 bytes)
- 57. RE: [TenTec] IC7800 Review: Why is this getting covered here? (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Tue, 10 Aug 2004 10:09:41 -0500
- I repeat the question -- why is this being discussed at such great on the TenTec list? Isn't this list devoted to the operation, use, and maintenance of TenTec gear? Is it because some of our members
- /archives//html/TenTec/2004-08/msg00406.html (9,317 bytes)
- 58. Re: [TenTec] Argo RF In to computer Speakers.. (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Wed, 11 Aug 2004 07:08:33 -0500
- This is caused by the cable to these loudspeakers acting as an antenna, and a pin 1 problem inside either the computer's sound card or an active amplifier in the external loudspeaker. Winding the cab
- /archives//html/TenTec/2004-08/msg00475.html (7,943 bytes)
- 59. Re: [TenTec] Argo RF In to computer Speakers.. (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Wed, 11 Aug 2004 15:19:07 -0500
- That might be true, but it also might not. First, passive loudspeakers do NOT detect RF. If the loudspeaker has an internal power amp, that power amp CAN detect the RF. Second, you may have not used
- /archives//html/TenTec/2004-08/msg00493.html (8,462 bytes)
- 60. Re: [TenTec] cw cd (score: 1)
- Author: "Jim Brown" <jim@audiosystemsgroup.com>
- Date: Fri, 13 Aug 2004 13:38:15 -0500
- Why not just stick a radio and antenna in your car and listen to real QSO's? It doesn't take much listen on 40, 30, and 20 CW. The Lakeview "Hamstick" antennas are very easy to install, and you can g
- /archives//html/TenTec/2004-08/msg00573.html (8,360 bytes)
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