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61. LF: Activity (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Fri, 8 May 2009 14:55:49 +0100

Dear All, I am concerned at the lack of activity on 500kHz. I am not a great "chin wagger" but it would be nice hear a signal now and again.! Could we have an activity period ? say 18:00 to 18:30 cal

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00316.html (9,591 bytes)

62. Re: LF: Racal 5501 (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Tue, 5 May 2009 20:19:00 +0100

Hi Laurie.   I recall that when I first powered up my Decca, it had low output on one module. That turned out to be a blown diode in the power recovery unit.  - It's been so long I've forgotten the f

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00330.html (13,266 bytes)

63. LF: Information (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sat, 30 May 2009 14:00:55 +0100

Many thanks for all the replies to my query. Looks like QuartzLab is best bet. 73 Laurie

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00342.html (9,802 bytes)

64. Re: LF: BC-221-T (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sat, 16 May 2009 10:03:24 +0100

Hi All, I can probably still use a BC221 having used them at Hanslope Park in the 40's to set uo HRO's so that German stations that we were monitoring could be found. I still have one in the loft but

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00343.html (11,153 bytes)

65. LF: Information (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sat, 30 May 2009 11:41:54 +0100

Does anybody manufacture Xtals to specific frequencies these days? I have trawled Google to no avail, unless I want to go to China!!! Nothing in Radcom. What's happened to companies like QCC ? Any id

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00358.html (10,006 bytes)

66. Re: LF: Racal 5501 (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Tue, 5 May 2009 20:24:16 +0100

Hi Peter, That would be great, I actually have a few of the FETs. My problem is that I am rather unwell, I have been having Chemo! but it should be possible to get someone to drive me over. Please re

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00391.html (11,077 bytes)

67. Re: LF: First Portable Trip (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sun, 24 May 2009 09:58:04 +0100

Hi Richard, I must commend your efforts to go portable. However there seems to me to be one major problem. That is GROUND, all antennas except loops (more later) need to work against "Ground" which i

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-05/msg00444.html (15,317 bytes)

68. Re: LF: 136k/500k Grounding experiments (long!) (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Tue, 2 Jun 2009 11:23:18 +0100

The measuring technique was to initially set the normal series loading coils to resonance at 136kHz and 502khz with the normal ground system, and then measure the antenna resistance between the "col

/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00084.html (19,487 bytes)

69. LF: TA (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Thu, 29 Dec 2005 15:01:40 +0000

After 4/5 years on 135.922 I have now reset my VXO to 136.319.5 I hope ! 73 Laurie

/rsgb_lf_group-archives/html/rsgb_lf_group/2005-12/msg00062.html (9,101 bytes)

70. LF: Mystery "C" (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Thu, 29 Dec 2005 11:30:50 +0000

Yes it was me ! could not advise as lost contact with reflector. Will transmit again tonight all being well Seasons greetings to all Laurie G3AQC

/rsgb_lf_group-archives/html/rsgb_lf_group/2005-12/msg00069.html (8,480 bytes)

71. LF: NA Last night (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sat, 10 Dec 2005 09:50:47 +0000

Good signal from NA last night almost dog boning at 0600/0630 73 Laurie JPEG image

/rsgb_lf_group-archives/html/rsgb_lf_group/2005-12/msg00200.html (8,313 bytes)

72. LF: TA Tonight (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Sun, 8 Jan 2006 20:23:07 +0000

Thanks for all the reports , I hope my transmissions have seved a useful purpose. Tonight for a change I will tranmit DFCW, my full callsign using 40 sec. elements centered on 319.5 with 0.25Hz shift

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-01/msg00135.html (9,281 bytes)

73. LF: Test (score: 1)

Author: lawrence mayhead <laurie.mayhead@googlemail.com>

Date: Wed, 8 Feb 2006 16:22:12 +0000

Test

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-02/msg00444.html (8,125 bytes)

74. LF: Reports (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Sun, 30 Apr 2006 09:44:29 +0100

NA and XES seen night of 28/29 April XGJ seen 29/30 April All around local dawn. 73 Laurie G3AQC

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-05/msg00195.html (8,246 bytes)

75. LF: Test (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Sun, 30 Apr 2006 20:07:52 +0100

No message

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-05/msg00284.html (8,286 bytes)

76. LF: Beacon (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Thu, 12 Oct 2006 11:00:35 +0100

Hi Laurence, Conditions still looking good so I will transmit again tonight. QRSS 60, freq. 136.319 KHz start 18:00 finish 22:00 utc. Jean-Piere, many thanks for the report. 73 Laurie.

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-10/msg00065.html (9,117 bytes)

77. LF: T/A Last Night (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Sat, 21 Oct 2006 09:51:56 +0100

Further to my previous mail, nothing seen of UA4WPF probably because he is in the null of my loop. 73 Laurie.

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-10/msg00097.html (9,372 bytes)

78. LF: T/A Last Night (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Sat, 21 Oct 2006 09:29:03 +0100

Well at last, all is OK. Good copy of all three stations, starting about 00:30 with XNS best copy 01:00 to 02:00 but traces of XES until 06:30 Attachment: TA 21 Oct.jpg Description: JPEG image

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-10/msg00098.html (9,700 bytes)

79. Re: LF: Monstrous signal on 136319 (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Wed, 11 Oct 2006 19:52:08 +0100

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-10/msg00116.html (9,953 bytes)

80. LF: TA Last night (score: 1)

Author: "lawrence mayhead" <laurie.mayhead@googlemail.com>

Date: Thu, 19 Oct 2006 09:20:28 +0100

Jean Pierre reports good copy last night, which is strange since I saw nothing ! Has my Ant. fallen down or is this a case of selective signal distribution, we have seen this before but never as pron

/rsgb_lf_group-archives/html/rsgb_lf_group/2006-10/msg00123.html (9,401 bytes)