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161. Re: LF: UK Activity - 500 kHz (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Mon, 14 May 2007 06:30:56 +0100
As a point of interest, my NOV is specifically written for my home QTH. Are we allowed to operate /P under the terms of the NOV? Not noticed any static here (though I did a couple of weeks ago). But
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-05/msg00388.html (9,875 bytes)

162. Re: LF: LMCW (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Wed, 23 May 2007 07:13:55 +0100
I wouldn't use those terms myself, but it is one of the areas of amateur radio I have no interest in whatsoever (including others such as satellites, microwaves, psk and ssb). If some people want to
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-05/msg00419.html (9,330 bytes)

163. Re: LF: Re: 502 kHz test from G3JFS (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sat, 30 Jun 2007 16:55:51 +0100
Peter While you were in QSO with Tom this afternoon I thought I could just detect traces of you way down in the noise. Tom was 569 and G3AQC 589. I did call Tom after his CQ call but obviously you we
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00014.html (8,758 bytes)

164. Re: LF: LF Operators Map (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sat, 23 Jun 2007 11:14:32 +0100
Can't say I am particularly enthused with this. I tend to look at these Google Map things are very gimmickey and in itself it tells you very little about what LF is about and what the interests of th
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00035.html (9,809 bytes)

165. Re: LF: Re: (500) G3OLB and antenna measurements (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Thu, 28 Jun 2007 19:34:07 +0100
Have you downloaded the file to your hard drive or are you trying to play it directly through the browser from the site? If the latter you may have plugin or firewall issues. Don't use Media Player v
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00037.html (9,469 bytes)

166. Re: LF: 500kHz class D TX design (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Thu, 28 Jun 2007 21:06:18 +0100
Perhaps somebody can put it on a website somewhere.... 73 Dave G3YMC http://www.davesergeant.com
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00070.html (9,267 bytes)

167. Re: LF: [500] 502kHz test transmissions (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Wed, 27 Jun 2007 21:37:55 +0100
Not sure what 'Now' is when your posting is timed in Eastern Daylight Time (a quirk of AOL...). Have listened a few times tonight (in between sporadic E openings on 12m and 10m) and heard nothing fro
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00097.html (10,247 bytes)

168. LF: (500) G3OLB and antenna measurements (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Thu, 28 Jun 2007 18:57:28 +0100
Coming in fine in Bracknell Tom on 502.6. 569 peaking 579. Recording at http://my.opera.com/davews/blog/2007/06/05/500khz-recordings Been looking again at my antenna impedance today. I have optimised
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00145.html (8,763 bytes)

169. Re: LF: GW4HXO Beacon (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sat, 16 Jun 2007 13:01:10 +0100
I am puzzled by that. I certainly don't get any interference from my own ADSL - 2Mb fixed rate with the router and telephone lines right in the upstairs shack. Neither my 500kHz vertical in the garde
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00200.html (9,714 bytes)

170. Re: LF: Tree current (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Fri, 15 Jun 2007 07:21:53 +0100
Whoops, that should read http://www.davesergeant.com/qrp/vert160.htm - too early in the morning. Normally check all links work before sending emails, forgot... 73 Dave G3YMC http://www.davesergeant.c
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00265.html (10,255 bytes)

171. Re: LF: Tree current (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Fri, 15 Jun 2007 06:54:15 +0100
Rather interesting Jim. There are a couple of leylandii which the previous neighbour planted in his garden a few years ago, and which are growing at an enormous rate of knots. See http://www.daveserg
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00266.html (10,859 bytes)

172. Re: LF: Re: LF Portable 502Khz (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sat, 02 Jun 2007 13:49:34 +0100
I have been listening to Colin for a little while while he chatted to you, Brian UNT and Alan XAQ. Good 589/599 signals here from all stations. But it seems Colin couldn't copy me when he and Alan li
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00299.html (10,477 bytes)

173. LF: G3YMC transmitter (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Wed, 13 Jun 2007 15:50:37 +0100
I have now started adding a few pages to my website for 500kHz. First off is my transmitter which may be of interest. Find it at http://www.davesergeant.com/mf/tx.htm You may find typos etc and I can
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00304.html (8,263 bytes)

174. Re: LF: Reinventing Wheels. Wireless Power Transmission - again. (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Fri, 08 Jun 2007 12:25:56 +0100
By coincidence there is an article in this month's Engineering & Technology, the magazine of the IET, which discusses these 'power wireless' techniques, it dropped through the letter box this morning
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00320.html (11,790 bytes)

175. Re: LF: Mike's "ADSL problem" (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Mon, 18 Jun 2007 06:43:49 +0100
Alan, those sorts of problems are certainly due to dodgey switch mode psus in equipment and fairly common. You and Mike should be looking in that direction and not blaming ADSL. I would not expect pr
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00353.html (10,177 bytes)

176. Re: LF: Re: [500]500kHz recordings (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Tue, 05 Jun 2007 15:54:02 +0100
It is actually not webspace, just blogosphere, courtesy of the Opera forums. Convenient place to put files such as these, even though the URL is a bit long... I hope to have some 500kHz pages on my o
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00357.html (9,885 bytes)

177. Re: LF: Jim's 500k TX circuit uploaded (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Fri, 29 Jun 2007 06:56:07 +0100
Now added to my links list at http://www.davesergeant.com/mf/activity.htm and checked as working from there. Nothing wrong with that part of the page Alan but I noticed that some of the links in your
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00379.html (9,532 bytes)

178. Re: LF: 500: g3xiz 0730bst on... (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sat, 09 Jun 2007 09:05:35 +0100
Not sure how long you were beaconing this morning Rog, but I listened around 0645 local and heard nothing of you on 502.0. So possibly you are one of the chaps who I cannot hear in Bracknell. Chris o
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00430.html (9,877 bytes)

179. Re: LF: End of VE LF? (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Sun, 03 Jun 2007 12:21:47 +0100
I posted the information on 28th May Mike, as forwarded from the 5MHz reflector. Message subject 'LF: (Fwd) [ukfivemegs] RAC - Canadian 135 kHz and 5 MHz Special Au' 73 Dave G3YMC http://www.daveserg
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00451.html (9,527 bytes)

180. LF: G3YMC website (score: 1)
Author: "Dave Sergeant" <[email protected]>
Date: Mon, 18 Jun 2007 11:55:05 +0100
I have been adding to my 500kHz pages in the past few days. As well as the transmitter design (and we already have at least one of you eagerly building it...) I now have a main page giving background
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-06/msg00455.html (8,419 bytes)


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