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101. Re: LF: [500] G3AQC...report (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Fri, 23 Mar 2007 19:18:29 +0000; Hi Laurie, LF, Strong signal on 502 kHz this afternoon. 35dB above noise. Screenshot attached. 73, Dave G3WCB IO91RM Many thanks Dave for the report, I had just installed new transistors in PA to ge; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00074.html (10,950 bytes)
102. LF: G3WCB etc (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 3 Mar 2007 17:14:23 +0000; Many thanks Dave and Roger for Frequency explanation. Attached Argo capt for Dave G3WCB Laurie Attachment: G3WCB QRSS 3.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00194.html (9,124 bytes)
103. LF: 500 G3WCB QRV 503.500kHz (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Fri, 9 Mar 2007 20:38:25 +0000; Hi Dave Ur sigs S9, 20db over noise here tonight. 73 Laurie.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00264.html (10,205 bytes)
104. LF: 503kHz (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Fri, 2 Mar 2007 19:27:18 +0000; Currently recieving occasional signal on or about 503kHz, S8 on meter. (time 19:25) Laurie G3AQC; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00281.html (8,985 bytes)
105. LF: 500 Band Plan (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Tue, 13 Mar 2007 16:23:41 +0000; Hi Dave, YES, I think we do need PLAN. Can I kick off by suggesting :- Beacon 501 to 501.5 narrow because beacons need to be stable and can get a lot in with care. CW QSO mode 501.5 to 503.5 Digimode; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00298.html (9,400 bytes)
106. LF: QRV 503.500 kHz (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 3 Mar 2007 17:01:10 +0000; Hi Dave, Your signals audible, rst 539 here in Chichester IO90nt. Laurie G3AQC; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00319.html (8,883 bytes)
107. LF: First UK amateur signals on 500k band (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 3 Mar 2007 10:06:39 +0000; Good signals reported last evening must have been Dave's I did'nt realise you were using QRSS. Dave. Recieved my NOV this morning, but forgot to ask for DFCW No doubt they would alter it if I asked.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00321.html (9,662 bytes)
108. LF: First UK amateur signals on 500k (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 3 Mar 2007 10:19:14 +0000; Hi Mal, Your 503kHz signals 539 very Q5 here this morning. Laurie.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00373.html (9,173 bytes)
109. LF: 500 QSO (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Tue, 13 Mar 2007 22:26:12 +0000; Thanks Finbar for my No 2 QSO great to meet you on 500kHz Some QSB made cpy difficult but hope better next time. 73 Laurie.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00377.html (9,014 bytes)
110. LF: Frequency (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 3 Mar 2007 13:33:17 +0000; Can anyone help with explanation of following terminology for frequency:- example 1e9 is this 1Mhz? 73 Laurie.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-03/msg00393.html (9,081 bytes)
111. LF: Di2AG (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Wed, 18 Apr 2007 23:02:36 +0100; DI2AG in PSK31 mode captured on 3 Sec.ARGO note rapid fade. Time 2245 approx. 73 Laurie G3AQC Attachment: DI2AG PSK 31.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00032.html (9,801 bytes)
112. LF: RA 1792 Help (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Tue, 3 Apr 2007 10:33:06 +0100; Thanks Marco for the suggestion. Have checked mute line can't find anything wrong ! so guess I have major problem, possibly microprocessor board, although other functions seem ok. Very frustrating. 7; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00128.html (9,430 bytes)
113. LF: Sensitivity on 500kHz (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Fri, 20 Apr 2007 10:51:50 +0100; Hi All, I have this problem on my IC781, gain reduces by about 20 db at 500kHz. This does'nt matter when I am using the big transmit antenna, signals easilly overcome rx noise. My loops are 20/30db d; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00154.html (9,512 bytes)
114. LF: 500 DI2BO capture (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Tue, 10 Apr 2007 21:56:02 +0100; Attached capture of DI2BO at 21:45 this evening in IO90nt 73 Laurie. Attachment: DI2BO.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00157.html (9,383 bytes)
115. LF: 500 New stn. (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sun, 8 Apr 2007 20:28:18 +0100; Hi All Just worked new station on 502 kHz G3ROO, name Ian, in Dover. Good signal here in Chichester. Look out for him please. 73 Laurie.; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00177.html (9,424 bytes)
116. Re: LF: Re: 500kHz capture (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Mon, 16 Apr 2007 14:07:16 +0100; Dear Walter, No I do not have the QSL, so would be pleased to recieve one. Please send to:- L.Mayhead Roanoke Bosham Hoe Chichester W.Sussex PO18 8EU 73 Laurie. On 16/04/07, Walter Staubach <walter.s; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00185.html (11,202 bytes)
117. LF: 500kHz capture (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sat, 14 Apr 2007 22:10:11 +0100; BHZ and AG both audible here ! BHZ blocking AG . see capture 73 Laurie. Attachment: BHZ AG.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00191.html (9,234 bytes)
118. LF: 500 DI2AG capture (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Wed, 11 Apr 2007 23:20:53 +0100; DI2AG captured here at 23:00 in IO90nt 73 Laurie Attachment: DI2AG.jpg Description: JPEG image; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00224.html (9,182 bytes)
119. LF: 500kHz NOV (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sun, 29 Apr 2007 00:01:52 +0100; Dick Rollema PA0SE designed a very effective meter and calibration system for measuring ERP This can be found in Peter Dodds book "The Low Frequency Experimenters Handbook" on page 83 I offered this; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00303.html (9,408 bytes)
120. LF: 500 PA2NL QRS (score: 1): Author: "lawrence mayhead" <[email protected]>; Date: Sun, 29 Apr 2007 10:20:29 +0100; PA2 beacon very strong here also, on the south coast. Interesting antenna effect:- I run a pair of large grounded loops situated close to the main TX antenna (inv L ) These have worked very well on 1; /rsgb_lf_group-archives/html/rsgb_lf_group/2007-04/msg00310.html (9,822 bytes)

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