Mail Archive Search: <+from:geraldj@ames.net>

Results:

References: [ +from:geraldj@ames.net: 404 ]

Total 404 documents matching your query.

241. [TenTec] Customer Service (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sat, 03 Jul 1999 09:42:26 -0500; 20 years ago Icom couldn't service 701 and 211 (same appearance). They didn't know how to fix the design bugs in the 211. So its nothing new that they can't fix one today. Though the 701 was a far be; /archives//html/TenTec/1999-07/msg00037.html (7,053 bytes)
242. [TenTec] eme: Omni D vs vi+ DSP, wondering... (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Mon, 05 Jul 1999 11:36:40 -0500; My DSP-59+ can't actually dig signals out that I can't hear already, but it sure makes them more pleasant to copy if there's any detectable signal at all. And it reduces that fatigue of listening to; /archives//html/TenTec/1999-07/msg00057.html (7,606 bytes)
243. [TenTec] PTO Restoration (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Wed, 14 Jul 1999 21:59:27 -0500; Ten Tec supplies the kit with a set of detailed instructions. 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative requests: tentec; /archives//html/TenTec/1999-07/msg00172.html (6,931 bytes)
244. [TenTec] Omni-C mod for QRP (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sat, 17 Jul 1999 21:48:41 -0500; I'd like to see that one too. 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative requests: tentec-REQUEST@contesting.com Problems; /archives//html/TenTec/1999-07/msg00211.html (7,364 bytes)
245. [TenTec] Omni VI plus - noise (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Thu, 22 Jul 1999 12:56:13 -0500; Coupling caps only roll off the low side. Takes a shunt cap (or coupling inductor) to roll off the high side. I use a switchable filter on the speaker. Cleans up the audio stages too that way. 73, Je; /archives//html/TenTec/1999-07/msg00262.html (8,251 bytes)
246. [TenTec] Quick question about TT transverters... (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 25 Jul 1999 15:28:13 -0500; The transverters are LINEAR tranverters, they only put out what the low band transceiver supplies. Without FM on the HF radio, there's no FM on VHF. 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesti; /archives//html/TenTec/1999-07/msg00331.html (7,209 bytes)
247. FW: [TenTec] Omni VI plus - noise (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 25 Jul 1999 15:28:19 -0500; I find a low pass filter on the speaker line cures any receiver's high frequency bleed through. There was one published in QST a year or two ago. Mine uses a 70 volt to voice transformer to raise the; /archives//html/TenTec/1999-07/msg00332.html (9,044 bytes)
248. FW: [TenTec] Omni VI plus - noise (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 25 Jul 1999 17:10:40 -0500; One hardly ever finds regenerative feedback as a feature of an audio stage.... 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative; /archives//html/TenTec/1999-07/msg00336.html (9,328 bytes)
249. [TenTec] Re: OMNI-6+ noise (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 25 Jul 1999 20:44:09 -0500; I made mine have a switchable cut off frequency. One model goes 450, 900, 1800,3600, the other is about 550, 1100, 2200, 4400... 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm; /archives//html/TenTec/1999-07/msg00339.html (6,831 bytes)
250. FW: [TenTec] Omni VI plus - noise (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Mon, 26 Jul 1999 21:10:16 -0500; There surely was an earlier paper from GR probably from the 20s or 30s. I make take a look in my collection of technical papers from GR if I don't sleep well tonight. 73, Jerry, K0CQ -- FAQ on WWW: h; /archives//html/TenTec/1999-07/msg00354.html (8,127 bytes)
251. [TenTec] paralleling several dc supplies to increase I capability (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Thu, 29 Jul 1999 20:34:16 -0500; About the only way you will be able to parallel power supplies is if they have essentially identical regulator circuits and essentially identical regulator circuit gains, and truly effective current; /archives//html/TenTec/1999-07/msg00398.html (8,585 bytes)
252. [TenTec] Astron + Storage Battery ? (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Fri, 30 Jul 1999 18:44:52 -0500; Proper float voltage for a 6 cell lead acid battery is 14.2 volts. 13.8, the typical supply output is a bit low, not high at all. You might want to charge through a diode to keep the power supply fro; /archives//html/TenTec/1999-07/msg00412.html (8,361 bytes)
253. [TenTec] Pegasus revisited (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Tue, 08 Jun 1999 10:25:35 -0500; VB is easy to draw a screen, lousy for computing anything. And SLOOOOW! 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative reques; /archives//html/TenTec/1999-06/msg00091.html (7,059 bytes)
254. [TenTec] D-104 (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Wed, 09 Jun 1999 09:14:52 -0500; Purchase and install a Shure R-5 element. Its a communications element with less response outside the transmit filters and makes a better radio system than the D-104 with its rising characteristic ev; /archives//html/TenTec/1999-06/msg00108.html (8,144 bytes)
255. [TenTec] D-104 (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Thu, 10 Jun 1999 09:47:52 -0500; ALC metering or LED won't indicate any higher then the audio and modulator is overdriven by spectrum components outside the SSB filter bandpass. The ALC meter or LED will only indicate the distortion; /archives//html/TenTec/1999-06/msg00120.html (8,256 bytes)
256. [TenTec] D-104 (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Fri, 11 Jun 1999 10:14:23 -0500; The D-104 has always been designed for AM with a strong rising frequency response. That was intended to overcome receiver selectivity by supplying audio preemphasis to the high frequency components,; /archives//html/TenTec/1999-06/msg00135.html (10,043 bytes)
257. [TenTec] 1220 PL tone (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Fri, 11 Jun 1999 21:38:36 -0500; PL tones are low frequency so need BIG low impedance bypasses to have any effect. Things like 35 mfd tantalums or even 1000 mfd tantalums... Aluminum electrolytics are often ineffective. 73, Jerry, K; /archives//html/TenTec/1999-06/msg00149.html (6,874 bytes)
258. [TenTec] QRM/QRNN (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 02 May 1999 11:16:06 -0500; I think you have to go back to the 20s to find four letter Q signals. Definitely not been a practice since WW 2. 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: te; /archives//html/TenTec/1999-05/msg00048.html (7,158 bytes)
259. [TenTec] QRN (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Sun, 02 May 1999 22:00:24 -0500; Take a look at: http://pwp.starnetinc.com/k9gdt/radio/k9klt/k9klt.htm 73, Jerry, K0CQ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative requests; /archives//html/TenTec/1999-05/msg00082.html (6,559 bytes)
260. [TenTec] Omni VI plus (score: 1): Author: geraldj@ames.net (Dr. Gerald N. Johnson, P.E.); Date: Wed, 05 May 1999 09:56:28 -0500; One grumble I have is the choice of receive mode for CW on 14 and 28 MHz. For some reason the Omni V and VI use LSB for CW on those bands. This is a great obstacle to using either radio with a transv; /archives//html/TenTec/1999-05/msg00131.html (8,698 bytes)

Current List: 241 - 260
Page: [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20]