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21. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Mon, 2 Aug 2004 21:53:53 -0400; Maybe if you rewrite your response it'll make more sense to me. As it is, my mind doesn't follow your logic. By the way, where did you hook your meter to measure free space's impedance as 377 ohms? I; /archives//html/TenTec/2004-08/msg00092.html (10,776 bytes)
22. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "James Duffer" <dufferjames@hotmail.com>; Date: Mon, 02 Aug 2004 21:49:51 -0500; You measure field strength with a field strength meter.....no test leads a calibrated antenna, and I can't say what the impedance of "free space" would be where you have positioned the field strength; /archives//html/TenTec/2004-08/msg00093.html (12,953 bytes)
23. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Anthony Luscre K8ZT <aluscre@neo.rr.com>; Date: Mon, 02 Aug 2004 17:55:43 -0400; Ron I owned one second hand the 80 meter version. It was CW/SSB but not well designed for CW. Coincidently the Dentron "factory" was just across town here in Stow, OH. I was a Tech at the time and I; /archives//html/TenTec/2004-08/msg00094.html (13,112 bytes)
24. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Mon, 2 Aug 2004 23:27:50 -0400; I suppose what I found confusing was any reference to impedance as it would seem to remain constant during our doubling of power. The aerials would be constant, the ether, too. So whatever the impeda; /archives//html/TenTec/2004-08/msg00096.html (14,127 bytes)
25. RE: [TenTec] Tennessee Dreamin' (score: 1): Author: "NJ0IP" <Rick@dj0ip.de>; Date: Tue, 3 Aug 2004 04:50:16 -0700; Here is a "third" for a TT 100w mobile - but give it a removable front panel. 733 Rick Here is a second to the TT 100 watt mobile rig. I have considered a Argonaut V with an add on amp for mobile, bu; /archives//html/TenTec/2004-08/msg00099.html (9,252 bytes)
26. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Ken Brown <ken.d.brown@verizon.net>; Date: Mon, 02 Aug 2004 19:25:32 -1000; Mike Hyder -N4NT- wrote: Since we measure signal strength in volts and power in watts and since watts vary with the square of the voltage, are your 6dB per S-unit dB of voltage difference or of power; /archives//html/TenTec/2004-08/msg00100.html (10,929 bytes)
27. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Ken Brown <ken.d.brown@verizon.net>; Date: Mon, 02 Aug 2004 19:32:49 -1000; Mike Hyder -N4NT- wrote: If we're guessing, though, I'd say that doubling ones power would seem to more than double the received signal voltage. Maybe you're an engineer and can explain why it wouldn; /archives//html/TenTec/2004-08/msg00101.html (9,087 bytes)
28. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Ken Brown <ken.d.brown@verizon.net>; Date: Mon, 02 Aug 2004 19:38:07 -1000; Mike Hyder -N4NT- wrote: I suppose what I found confusing was any reference to impedance as it would seem to remain constant during our doubling of power. The aerials would be constant, the ether, to; /archives//html/TenTec/2004-08/msg00102.html (9,110 bytes)
29. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Tue, 3 Aug 2004 01:41:58 -0400; Thanks, Ken-- This one I understand. Thank you for your patience and your explanation. 73, Mike N4NT watts Mike, If the impedance remains the same doubling voltage quadruples power. Either way it is; /archives//html/TenTec/2004-08/msg00103.html (10,990 bytes)
30. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "James Duffer" <dufferjames@hotmail.com>; Date: Tue, 03 Aug 2004 06:20:17 -0500; Thanks Ken, I think I was confusing the issue for Mike. Your explanation was lucid. From: "Mike Hyder -N4NT-" <mike_n4nt@charter.net> Reply-To: tentec@contesting.com To: <tentec@contesting.com> Subje; /archives//html/TenTec/2004-08/msg00104.html (10,286 bytes)
31. 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 (9,743 bytes)
32. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Tue, 3 Aug 2004 10:35:24 -0400; Well excuuuuuuuuuuuuuuuuuse me! Mike N4NT 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 do; /archives//html/TenTec/2004-08/msg00108.html (9,852 bytes)
33. RE: [TenTec] Tennessee Dreamin' (score: 1): Author: w7kxb@comcast.net; Date: Tue, 03 Aug 2004 15:34:32 +0000; Being removable, you mean having a detachable control head, such as many of the present day automobile radio receivers offer. Removing the control head really helps to discourage those who deal in st; /archives//html/TenTec/2004-08/msg00110.html (9,552 bytes)
34. RE: [TenTec] Tennessee Dreamin' (score: 1): Author: designer <designer@quickdata.com>; Date: Tue, 3 Aug 2004 10:00:37 -0700; Haven't following the entire tread but I'm and advocate for lower power rather than higher. I was dismayed to see a recent article on the ARRL or eHam site saying 100W wasn't enough and 200-250W rigs; /archives//html/TenTec/2004-08/msg00114.html (9,051 bytes)
35. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Tommy" <aldermant@alltel.net>; Date: Tue, 3 Aug 2004 15:32:19 -0400; With your suggestion BUT must work to 100 wpm with full 'old time' TT smooth QSK!! SDR is for SSB users, but almost worthless for CW operators (my opinion, after Orion). Tom - W4BQF _________________; /archives//html/TenTec/2004-08/msg00126.html (8,739 bytes)
36. RE: [TenTec] Tennessee Dreamin' (score: 1): Author: "NJ0IP" <Rick@dj0ip.de>; Date: Tue, 3 Aug 2004 20:10:00 -0700; Yes Bill, I meant "remote", not just removable. But this time ALL functions should be remote. On my IC-706 I had to run a separate line to connect the key to. 73 Rick Being removable, you mean having; /archives//html/TenTec/2004-08/msg00129.html (10,523 bytes)
37. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Stuart Rohre" <rohre@arlut.utexas.edu>; Date: Thu, 5 Aug 2004 15:28:05 -0500; Mike, the 6dB of difference in S meters is VOLTAGE difference measured in the AGC. The doubling of transmitter POWER is 3dB power. Confusing, isn't it? 73 Stuart K5KVH _______________________________; /archives//html/TenTec/2004-08/msg00238.html (8,514 bytes)
38. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: "Mike Hyder -N4NT-" <mike_n4nt@charter.net>; Date: Thu, 5 Aug 2004 17:32:19 -0400; A patient, kind fellow said that it really doesn't matter, just the formula differs for dB change in voltage and power. As I understand it from what he said a 3 dB increase in transmitter power will; /archives//html/TenTec/2004-08/msg00239.html (9,389 bytes)
39. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Martin Ewing <ewing@alum.mit.edu>; Date: Thu, 05 Aug 2004 21:12:11 -0400; Well, when I switch in 6 dB of (power) attenuation on my Orion, the S-meter goes down by 1 S-unit. Decibels usually measure _power_ ratios. Of course, you're right that the S-meter is traditionally d; /archives//html/TenTec/2004-08/msg00252.html (8,918 bytes)
40. Re: [TenTec] Tennessee Dreamin' (score: 1): Author: Martin Ewing <martin@aa6e.net>; Date: Thu, 05 Aug 2004 21:14:28 -0400; Well, when I switch in 6 dB of (power) attenuation on my Orion, the S-meter goes down by 1 S-unit. Decibels usually measure _power_ ratios. Of course, you're right that the S-meter is traditionally d; /archives//html/TenTec/2004-08/msg00253.html (8,764 bytes)

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