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Total 55 documents matching your query.

41. Re: [TenTec] Headphones for ORION I? (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Thu, 12 Aug 2010 19:31:38 -0500; Back when I designed that filter, the coils I used were fairly expensive, so I used the varying impedance to allow using the same coils for all the frequencies. Plus large value capacitors were not e; /archives//html/TenTec/2010-08/msg00163.html (14,153 bytes)
42. Re: [TenTec] Headphones for ORION I? (score: 1): Author: "Jim Brown K9YC" <k9yc@audiosystemsgroup.com>; Date: Thu, 12 Aug 2010 17:39:49 -0700; If you choose to believe that it's certainly your right. The capsules in those expensive Heil mic packages cost well under a buck. The amplified headphones have RFI problems. I've experienced that fi; /archives//html/TenTec/2010-08/msg00164.html (10,257 bytes)
43. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Richards <jruing@ameritech.net>; Date: Thu, 12 Aug 2010 20:56:07 -0400; I understand that. BUT IN MY VIEW THOSE K-24OS AND BEYERDYMANIC DT-770S ARE SOME REALLY EASY TO WEAR CANS... and both have awesome sound... so if you cannot wear those all day... er... ah... you are; /archives//html/TenTec/2010-08/msg00165.html (14,541 bytes)
44. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Richards <jruing@ameritech.net>; Date: Thu, 12 Aug 2010 21:14:51 -0400; I use 12 band graphic equalizer to filter out the highs and lows and thus they don't bother me. It really helps clarify old time radio programs, which are mostly speech, anyway. I sometimes use a Tim; /archives//html/TenTec/2010-08/msg00166.html (11,528 bytes)
45. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Dave Heil <k8mn@frontiernet.net>; Date: Fri, 13 Aug 2010 04:09:53 +0000; You're playing a game of "mine's bigger than yours". If you choose to believe that it's certainly your right. I've just gotten through watching you do it. You've attacked Bob Heil and his products.; /archives//html/TenTec/2010-08/msg00167.html (14,062 bytes)
46. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Mark <pa5mw@home.nl>; Date: Fri, 13 Aug 2010 08:33:05 +0200; Can you guys *please* put a lid on this? It's getting nasty and personal. Mark, PA5MW _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting; /archives//html/TenTec/2010-08/msg00169.html (8,800 bytes)
47. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Fri, 13 Aug 2010 07:25:31 -0500; It's irrational to end an entire discussion because of some out-of-line juvenile denigration of one ham's "audio" qualifications when he is not here to defend himself. I have never heard an Orion 1 e; /archives//html/TenTec/2010-08/msg00170.html (10,448 bytes)
48. Re: [TenTec] Headphones for ORION I? (score: 1): Author: kc9cdt@aol.com; Date: Fri, 13 Aug 2010 08:45:06 -0400; Rob, I agree with you 100%...... 73, Lee, KC9CDT It's irrational to end an entire discussion because of some out-of-line juvenile denigration of one ham's "audio" qualifications when he is not here t; /archives//html/TenTec/2010-08/msg00171.html (10,569 bytes)
49. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Dave Heil <k8mn@frontiernet.net>; Date: Fri, 13 Aug 2010 13:28:01 +0000; It's getting nasty and personal. Mark, PA5MW You guys? It already got personal and nasty before I made a comment. Dave K8MN No virus found in this outgoing message. Checked by AVG - www.avg.com Versi; /archives//html/TenTec/2010-08/msg00172.html (9,610 bytes)
50. Re: [TenTec] Headphones for ORION I? (score: 1): Author: "Wes Attaway $N5WA$" <wesattaway@bellsouth.net>; Date: Fri, 13 Aug 2010 13:24:15 -0500; Hoooray! Let's get back to headphones. I use a pair of Koss Pro35A phones. They are lightweight, inexpensive, and I can get them to sit up fairly high on my ears so they work well with my hearing aid; /archives//html/TenTec/2010-08/msg00175.html (10,708 bytes)
51. Re: [TenTec] Headphones for ORION I? (score: 1): Author: K3GGN <k3ggn@wi.rr.com>; Date: Fri, 13 Aug 2010 17:50:52 -0500; Jerry, Why not use a switched capacitor filter? _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2010-08/msg00181.html (15,138 bytes)
52. Re: [TenTec] Headphones for ORION I? (score: 1): Author: Barry N1EU <barry.n1eu@gmail.com>; Date: Sat, 14 Aug 2010 00:07:48 +0000; Assuming we're still on-topic and talking about the Orion, why not just turn down the RF Gain and then there is no hiss to get rid of. 73, Barry N1EU _______________________________________________ T; /archives//html/TenTec/2010-08/msg00182.html (16,202 bytes)
53. Re: [TenTec] Headphones for ORION I? (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Fri, 13 Aug 2010 21:03:12 -0500; Lots of active filters can do the filtering function, but DSP and switched capacitor filters do have some noisy artifacts left in the stop band and the audio output amp they require also tends to hav; /archives//html/TenTec/2010-08/msg00183.html (17,004 bytes)
54. Re: [TenTec] Headphones for ORION I? (score: 1): Author: charles Lewis <s9ss160m@yahoo.com>; Date: Wed, 18 Aug 2010 10:58:34 -0700 (PDT); Jerry, Thanks for your input. I think I'll fire up my audio signal generator and do the old parallel variable resistor and a.c. voltmeter test to get an approximate reading of the impedance of these; /archives//html/TenTec/2010-08/msg00277.html (12,133 bytes)
55. Re: [TenTec] Headphones for ORION I? (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Wed, 18 Aug 2010 13:36:52 -0500; Yes that will check out the cans. I never had a SteppIR, don't plan on having one, but when they don't break they do function. Back in the 50s and 60s my dad and I built a 20 meter beam with ground a; /archives//html/TenTec/2010-08/msg00278.html (10,868 bytes)

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