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Total 29 documents matching your query.

1. [Towertalk] RE: Topband: stripping enameled wire (score: 1)
Author: Joe Reisert <jreisert@jlc.net>
Date: Wed, 18 Dec 2002 20:03:33 -0500
Tony, Until recently (more on this shortly), one preferred way was to use a compound called "Strip-X" if my memory serves me correctly. I think it was made by General Cement. One dip of the wire in t
/archives//html/Topband/2002-12/msg00323.html (11,680 bytes)

2. Topband: Ceramic Switch (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Thu, 17 Oct 2002 21:53:59 -0400
John, If it's the company I think they were, I want to say New Jersey and my memory says Marlboro but I am not sure. 73, Joe, W1JR
/archives//html/Topband/2002-10/msg00062.html (7,046 bytes)

3. Topband: Unun Failure (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Mon, 02 Sep 2002 19:27:07 -0400
Bill, First off, did Amidon specify that the transformer would go down to 160 meters. If it had too few turns, it may not have had enough inductance. Check carefully and see if the toroid core cracke
/archives//html/Topband/2002-09/msg00017.html (6,713 bytes)

4. Topband: Coupling between bev and other antennas (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Mon, 09 Sep 2002 15:33:38 -0400
Hi Earl et al, There maybe some hidden coupling between Beverage and transmit antennas. While the coupling from a nearby TX antenna to a Beverage antenna on RX may not seriously degrade receiving per
/archives//html/Topband/2002-09/msg00087.html (9,592 bytes)

5. Topband: front end protection (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Tue, 10 Sep 2002 14:56:30 -0400
Doug, The forward voltage drop of a single normal switching diode in the conducting state is about 0.6-0.7 volts. Are you advocating two in series and then "back to back" for both polarities? I belie
/archives//html/Topband/2002-09/msg00096.html (8,819 bytes)

6. Topband: VP8CZJ QSL Route Needed (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Tue, 20 Aug 2002 18:23:58 -0400
Gerry, I couldn't obtain a QSL from him either. It may be academic as some of his operations were from a ship or an oil drilling platform neither of which count for DXCC! 73, Joe, W1JR
/archives//html/Topband/2002-08/msg00051.html (6,685 bytes)

7. Topband: beverage antennas (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Wed, 21 Aug 2002 11:42:08 -0400
Pete, I believe ICE (Industrial Communications Engineers, Ltd.) has a unit that interfaces a transceiver to a separate receive antenna (actually several!) without an external receive antenna only por
/archives//html/Topband/2002-08/msg00057.html (6,800 bytes)

8. Topband: 4U1UN and VP9 activity (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 24 Aug 2002 07:30:55 -0400
Steve, It would be wonderful to see 4U1UN ON THE AIR NOWADAYS ON ANY MODE OR BAND! In the last 5 years or so, they are rarer than SV2ASP/A! The active operators no longer work at the UN in NYC and th
/archives//html/Topband/2002-08/msg00068.html (7,489 bytes)

9. Topband: Switching in Extra Antenna Length (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Thu, 04 Jul 2002 00:38:59 +0100
Doug etal, In the 1980's, Colatchco (W1FC and W1CF/SK) sold, among other things, an 80/160 meter vertical which I believe had a relay switch. Perhaps someone can bring that info forward since they mu
/archives//html/Topband/2002-07/msg00030.html (8,713 bytes)

10. Topband: salt the ground? (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Tue, 16 Jul 2002 21:23:44 +0100
Hi Rick, We in New England know all about SALT, especially the kind they use to melt the ice on the roads in the winter time. It works wonders melting the ice, often eventually causes rusting on our
/archives//html/Topband/2002-07/msg00110.html (7,859 bytes)

11. Topband: Re: DX Pileup Practices (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sun, 03 Mar 2002 02:49:26 +0000
Robin, This QSX quick change thing is hardly new. I remember the venerable Gus Browning, W4BPD doing it often in the 1960's. On one occasion when he was on SSB from AC5A (then Bhutan hi), Gus came on
/archives//html/Topband/2002-03/msg00031.html (8,263 bytes)

12. Topband: Tunable External Preselector for better BeverageS/N? (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 16 Mar 2002 03:28:04 +0000
Tom, Several years ago I designed and built a few of these filters. The lowest frequency one I built tuned 4-20 MHz. It is complex consisting of 9 inductors (toroids) and a 3 section 20-365 Miller ty
/archives//html/Topband/2002-03/msg00156.html (7,353 bytes)

13. Topband: H40XX info (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Thu, 28 Mar 2002 18:43:28 -0500
Jon, We can all sympathize with the power problem but how do you explain that H40XX was super active on 28011 from 1045-1100 UTC working Europe right at East coast sunrise? Story doesn't hold up! 73,
/archives//html/Topband/2002-03/msg00250.html (7,514 bytes)

14. Topband: H40XX info (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 30 Mar 2002 07:19:57 -0500
Jon, I just had a brief contest contact with H40XX on 15 meter SSB at 1200 UTC (Saturday). The bad news is that Nick says he's having problems with the 160 meter antenna and will be leaving H40 land
/archives//html/Topband/2002-03/msg00258.html (7,710 bytes)

15. Topband: VP8GEO (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 02 Feb 2002 22:03:23 +0000
Larry, VP8GEO was on 1826.5 last night from about 0200 weak. We had a giant ice storm in HN. My VSWR was through the roof but he nonetheless heard me with about 500 Watts up and 300 back!. At 0300 he
/archives//html/Topband/2002-02/msg00005.html (6,406 bytes)

16. Topband: Conditions on 160m last night (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sun, 24 Feb 2002 14:46:26 +0000
Milt, Who can work cw when the whole cw portion of the band is obliterated with splattering ssb stations calling CQ contest? I tuned around a few times and it was pitiful so I turned off 160. Why wou
/archives//html/Topband/2002-02/msg00165.html (7,406 bytes)

17. Topband: shortened & low dipole for 160M--transmit/receiveissues (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 22 Sep 2001 13:35:37 +0100
Denny, Gee Whiz. I guess my over 260 DXCC on 160 meters with only a dipole with the apex never above 90 feet doesn't work for DX. I guess I'll quit now while I'm ahead! Or, maybe I better get up a ve
/archives//html/Topband/2001-09/msg00119.html (7,305 bytes)

18. Topband: Aluminum Tubing (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Sat, 02 Jun 2001 20:04:00 -0400
Bill, I usually use the 3 time rule for tubing overlap, 3 times the diameter so a 2" tube needs about 6" overlap and smaller ones, less. 73, Joe, W1JR -- FAQ on WWW: http://www.contesting.com/FAQ/top
/archives//html/Topband/2001-06/msg00007.html (6,792 bytes)

19. Topband: 160m Conditions last night! (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Tue, 06 Mar 2001 18:57:47 -0500
Ken, The reason there were no North East stations on 160 Meters last night was easy to explain. We W1s and W2s etc. were in the middle of a gigantic snow storm! Static levels even on 40 meters were o
/archives//html/Topband/2001-03/msg00049.html (7,208 bytes)

20. Topband: Re; LF, MF Preamps (score: 1)
Author: jreisert@jlc.net (Joe Reisert)
Date: Fri, 26 Jan 2001 15:38:59 -0500
Mike, Thanks for the info. I published two high dynamic range easy to build preamplifiers similar to what you described in Ham Radio Magazine. They were in my VHF/UHF World column in November 1984, p
/archives//html/Topband/2001-01/msg00241.html (8,554 bytes)


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