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Total 108 documents matching your query.

81. Re: [TenTec] QSK (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Tue, 16 Nov 2004 16:28:41 -0700
Ron, I just came in from the unheated garage where I've been working on a vfo for a Globe Chief 90 and I caught your email. The vfo is a pto from a T195, with a 6BA6 oscillator on 160 and a 6BA6 buff
/archives//html/TenTec/2004-11/msg00403.html (9,840 bytes)

82. Re: [TenTec] Extra Class Licensing (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 6 Oct 2004 09:41:03 -0600
Jim, Please don't be too hard on those of us who started as Novices. I began in 1952 when I was in the 8th grade as WN4VIV and W4VIV - got my Novice and Technician tickets at the same, in-person FCC
/archives//html/TenTec/2004-10/msg00092.html (10,570 bytes)

83. Re: [TenTec] Worth of Argo 515 with outboard filter? (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Tue, 3 Aug 2004 08:01:52 -0600
Ed, I paid about $200 for my Argonaut 515 with its Ten Tec power supply, audio filter, calibrator and original manual on the e-place recently. It is in good, working condition and has no mods. It doe
/archives//html/TenTec/2004-08/msg00107.html (8,208 bytes)

84. Re: [TenTec] Power Mite Manual (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Fri, 9 Jul 2004 10:25:52 -0600
Marv, Are there any Power Mites around? I'm a "boat anchor" collector, and although the PM's wouldn't anchor much of anything they are still of a vintage and represent a step in technology that would
/archives//html/TenTec/2004-07/msg00275.html (7,580 bytes)

85. Re: [TenTec] Radials (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 9 Jun 2004 10:40:56 -0600
A good reference on the subject of Vertical Antennas is the following paper-back book: The Amateur Radio Vertical Antenna Handbook by Capt. Paul H Lee, USN(Ret), N6PL. It is part of the CQ magazine t
/archives//html/TenTec/2004-06/msg00199.html (9,939 bytes)

86. Re: [TenTec] Vertical Antennas (was Radials) (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 9 Jun 2004 11:10:51 -0600
Guys, Does anyone here have any experienced with vertical phased arrays? In particular, I would be interested in the equilateral triangle configuration. Per Capt Paul H Lee, two vertical elements wit
/archives//html/TenTec/2004-06/msg00200.html (9,353 bytes)

87. Re: [TenTec] Vertical Antennas (was Radials) (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Thu, 10 Jun 2004 10:40:47 -0600
Stuart, What a treasure trove! Thanks for the reference. I've book-marked it and I'll spend a lot of time browsing there. So far I haven't found any phased array info there, but who cares! Jim
/archives//html/TenTec/2004-06/msg00249.html (9,888 bytes)

88. [TenTec] Skywave BPL? (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Fri, 7 May 2004 10:22:03 -0600
Guys, Yesterday and today I fired up one of my boatanchor, general coverage receivers, a Hammarlund SP600, and I am hearing a whole string of "modulated" carriers between about 22 and 27 mHz that cou
/archives//html/TenTec/2004-05/msg00135.html (9,108 bytes)

89. Re: [TenTec] New emission standards for HF...ham rigs not BPL (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Sun, 9 May 2004 17:32:42 -0600
Steve, Now you're getting personal! I have both a Knight T-150 and an Eico 753 (7-drifty-3) and I'm not aware of any spurs from either of them, in particular the T-150. What should I be looking for?
/archives//html/TenTec/2004-05/msg00233.html (8,198 bytes)

90. [TenTec] BPL, Harmful Interference (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 7 Apr 2004 10:36:29 -0600
Guys, I'd appreciate some help in finding the definition of "harmful interference" per 47 C. F. R. paragraph 15.5(b). I'm working on my letter to the FCC and my congressional representatives. Thanks,
/archives//html/TenTec/2004-04/msg00055.html (7,415 bytes)

91. Re: [TenTec] 450 ohm Feed Line (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 14 Apr 2004 23:11:07 -0600
Just remember when you are using open-wire feedline that you are not matching the feedline to the feed-point impedance of the antenna and therefore you are running a high swr on the feedline. That's
/archives//html/TenTec/2004-04/msg00180.html (9,334 bytes)

92. Re: [TenTec] 450 Ohm feedline (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Fri, 16 Apr 2004 10:15:37 -0600
I'm an old Bell Labs engineer, and I can recall being taught in our "CDT" (Communications Development Training) courses that the pairs were twisted to cut down on the cross talk from other pairs bund
/archives//html/TenTec/2004-04/msg00209.html (9,400 bytes)

93. Re: [TenTec] New Product Announcement (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Sat, 17 Apr 2004 13:19:00 -0600
Thank you Hashifisti Scratchi (Al) Jim, W8KGI
/archives//html/TenTec/2004-04/msg00245.html (7,541 bytes)

94. Re: [TenTec] 450 Ohm feedline tuners (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Sat, 17 Apr 2004 13:51:51 -0600
Guys, Any older ARRL Handbook will give you information on building your own "antenna tuner" for balanced transmission lines. Perhaps the most simple example would be a parallel-tuned circuit resonan
/archives//html/TenTec/2004-04/msg00246.html (11,672 bytes)

95. Re: [TenTec] Bush behind BPL... (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 28 Apr 2004 09:24:33 -0600
"If you would like to send a comment to President Bush about this technology speech, the link shown will direct you to the web site where you can file one. the category is Science and Technology. Pl
/archives//html/TenTec/2004-04/msg00560.html (9,015 bytes)

96. Re: [TenTec] crisp handheld mic (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Wed, 10 Mar 2004 10:08:45 -0700
Modern D-104's use a "ceramic" element rather than a "crystal" element and they are not bothered by heat. Jim, W8KGI
/archives//html/TenTec/2004-03/msg00233.html (7,983 bytes)

97. Re: [TenTec] 80m antenna suggestion (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Fri, 12 Mar 2004 10:34:29 -0700
Chris, For 20 years when I lived in Columbus, Ohio, I used a 67 foot, center fed "hertz" with open-wire feed line and a tuner. The feed line was long enough to reach from the center of the antenna to
/archives//html/TenTec/2004-03/msg00298.html (11,390 bytes)

98. Re: [TenTec] 80m antenna suggestion (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Sat, 13 Mar 2004 19:39:26 -0700
Rick, You got me interested, so I fired up EZNEC and tried analyzing an antenna such as you describe. I modeled it as having four sides, each 66 feet long, and 30 feet above a "medium" ground (conduc
/archives//html/TenTec/2004-03/msg00380.html (11,841 bytes)

99. Re: [TenTec] 80 meter loops (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Mon, 15 Mar 2004 11:08:19 -0700
Noel, I would suggest that you either 1) take the ARRL Antenna Modeling Course, as I am doing right now, or 2) get someone who is a competent antenna modeler to do some analysis on the antenna variat
/archives//html/TenTec/2004-03/msg00430.html (10,309 bytes)

100. Re: [TenTec] Capture area (was 80 meter loops) (score: 1)
Author: "JAMES HANLON" <knjhanlon@msn.com>
Date: Sat, 20 Mar 2004 08:56:43 -0700
Jason, An end-fed antenna that is an integral multiple of 1/2 wavelength will present a very high impedance. An end-fed antenna that is 1/4, 3/4, 5/4 etc wavelengths long will present a low impedance
/archives//html/TenTec/2004-03/msg00633.html (10,777 bytes)

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