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References: [ +from:jimsmith@shaw.ca: 20 ]

Total 20 documents matching your query.

1. [RFI] Common Mode RFI (score: 1)
Author: jimsmith@shaw.ca (Jim Smith)
Date: Wed, 04 Dec 2002 22:25:07 -0800
QST August 2000 p.42 73 de Jim Smith VE7FO
/archives//html/RFI/2002-12/msg00027.html (6,672 bytes)

2. [RFI] Shielding (score: 1)
Author: jimsmith@shaw.ca (Jim Smith)
Date: Sat, 09 Nov 2002 01:37:45 -0800
Great info Keith. To find MIL-STD-188-124 search for MIL-STD-188/124. Its only 41 pages compared to 812 pages for 419 73 de Jim Smith VE7FO
/archives//html/RFI/2002-11/msg00026.html (7,361 bytes)

3. [RFI] FT-847 is a Part 15 Device? (score: 1)
Author: jimsmith@shaw.ca (Jim Smith)
Date: Thu, 11 Jul 2002 01:00:11 -0700
I'm getting interested in V/UHF, satellites, etc. and am considering the Yaesu FT-847 (even though it doesn't have VOX) as it looks like it will give me an entry into all that stuff as well as serve
/archives//html/RFI/2002-07/msg00008.html (7,535 bytes)

4. [RFI] (no subject) (score: 1)
Author: jimsmith@shaw.ca (Jim Smith)
Date: Thu, 06 Dec 2001 14:54:50 -0800
unsubscribe jimsmith jimsmith@home.com
/archives//html/RFI/2001-12/msg00012.html (5,973 bytes)

5. Re: [RFI] Computer speaker RFI (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Mon, 01 Sep 2003 20:45:59 -0700
There is no need to try to match low Zout of sound card (or anything else) to the high Zin of an amplifier. As long as the sound card output level is sufficient to drive the amp it will be fine. 73 d
/archives//html/RFI/2003-09/msg00002.html (8,546 bytes)

6. Re: [RFI] high noise level... (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Thu, 11 Sep 2003 11:45:38 -0700
In all the stuff I've read about current chokes, feedline radiation due to asymmetry, etc. I don't think I've ever seen this possibility pointed out (or thought of it). If coax can pick up RF and rer
/archives//html/RFI/2003-09/msg00013.html (7,742 bytes)

7. Re: [RFI] shielding question (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Mon, 22 Dec 2003 14:59:31 -0800
Ooohhh Yuckkk - I didn't want to hear this. A while ago I bought a 500 ft spool of Belden 9501 single pair with Beldfoil aluminum polyester shield with drain wire and used it to run every conceivable
/archives//html/RFI/2003-12/msg00051.html (8,715 bytes)

8. Re: [RFI] shielding question (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Mon, 22 Dec 2003 16:13:59 -0800
Thanks Jim, I'll look these up. 73 es Merry Xmas de Jim Smith VE7FO Jim Brown wrote: On Mon, 22 Dec 2003 14:59:31 -0800, Jim Smith wrote: Could you explain the mechanism (or point me to a source) whe
/archives//html/RFI/2003-12/msg00055.html (13,169 bytes)

9. Re: [RFI] shielding question (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Tue, 23 Dec 2003 00:52:25 -0800
Hi Jim, I found the site where the papers are but AES wants $10 each for them. Is it possible that you, being the author, can put them up on a web site and let the folks on this reflector know where
/archives//html/RFI/2003-12/msg00059.html (9,046 bytes)

10. Re: [RFI] w8wwv- noise75.mp3, RFISERVICES (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Sun, 22 Feb 2004 20:43:33 -0800
Gee Dale, I thought everyone knew that the Maytag repairman got so bored he got his ham ticket. Now he spends most of his time hunkered down out of sight inside a washing machine working low-band DX.
/archives//html/RFI/2004-02/msg00127.html (7,406 bytes)

11. Re: [RFI] Today's Wall Stree Journal front page article on hams & BPL (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 24 Mar 2004 22:26:00 -0800
For a very complete dissertation on the contributions of ham radio to society in the areas of science, industry, and social services, both in the past and the present, along with some comment about t
/archives//html/RFI/2004-03/msg00113.html (17,396 bytes)

12. Re: [RFI] Wasted and Useful Bandwidth (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Sat, 01 May 2004 23:55:35 -0700
Hi Bill, For a very interesting treatment of current ham contributions to technology have a look at http://highgate.comm.sfu.ca/thesis/ This is VE7ZD's Master's Degree thesis. Considerably more curre
/archives//html/RFI/2004-05/msg00009.html (9,402 bytes)

13. Re: [RFI] Ferrite Beads (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 20 Oct 2004 16:58:40 -0700
I've never split a toroid coil in half so maybe what I'm going to say isn't an issue. I think that if you end up with any air gap at all between the toroid faces that the inductance will drop dramati
/archives//html/RFI/2004-10/msg00069.html (9,859 bytes)

14. Re: [RFI] Ferrite Beads (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 20 Oct 2004 17:51:35 -0700
Sounds very ingenious and effective. The only problem is that I can't picture it. Can you give us a little more info? 73, Jim VE7FO Ford Peterson wrote: I use a machinist vice to do the dirty deed. B
/archives//html/RFI/2004-10/msg00071.html (8,531 bytes)

15. Re: [RFI] Ferrite Beads (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 20 Oct 2004 23:50:02 -0700
OK, Ford, I think I've got it but, just to make sure, I'll describe the picture I get. I've got a machinist's vice with two smooth jaws about 1-1/2" high which slide along a flat bed on which you can
/archives//html/RFI/2004-10/msg00075.html (12,802 bytes)

16. Re: [RFI] RFI / Band Monitor (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Mon, 08 Nov 2004 20:39:20 -0800
One could use the 24/7 NCDXF beacons. BeaconSee does a very nice job of displaying the beacon signals on the computer screen and will automatically write the image to a file at intervals you specify.
/archives//html/RFI/2004-11/msg00010.html (11,599 bytes)

17. Re: [RFI] Ethernet RFI and connector wiring (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Sun, 30 Jan 2005 23:40:46 -0800
How did you do this? Jim Smith VE7FO Alan NV8A (ex. AB2OS) wrote: 2. I discovered how to take the sockets apart and interchange the green and white/green conductors instead of cutting off the plugs a
/archives//html/RFI/2005-01/msg00087.html (7,252 bytes)

18. Re: [RFI] 14028 to 14034 hashbirdietrash (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Thu, 28 Jul 2005 13:43:39 -0700
Ever since I found a "commercially made" cable with the pairing all messed up I've made my own. I trust me much more than I trust them. My definition of "commercially made" is that I bought it from a
/archives//html/RFI/2005-07/msg00047.html (8,779 bytes)

19. Re: [RFI] Ferrite bead disintegration (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 25 Aug 2010 12:42:16 -0700
The performance of split beads is very sensitive to the length of the air gap between the faces, which is why the faces are so highly polished and why you shouldn't touch them with your fingers (or g
/archives//html/RFI/2010-08/msg00072.html (12,438 bytes)

20. Re: [RFI] ARRL to FCC... (score: 1)
Author: Jim Smith <jimsmith@shaw.ca>
Date: Wed, 30 Jul 2014 01:42:31 -0700
Hmm... If you're in an illegal state would there be any benefit/risk in simply reporting your suspicions to the DEA along with documentation linking grow op lighting to RFI and your current RFI envir
/archives//html/RFI/2014-07/msg00085.html (12,925 bytes)

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