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Total 178 documents matching your query.

61. Re: SV: LF: G3LDO & M0BMU Copied Plymouth, MA (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sun, 11 Feb 2001 15:10:36 +0000
/sm6pxj I would also like to join you all. Though the vfo is stable, I checked overnight against the existing transmissions, it has only 1Hz setting resolution. 73, Brian 73 Brian CT1DRP IN51QD 41 09
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-02/msg00380.html (9,544 bytes)

62. LF: Overnight Spectrogram (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Thu, 01 Feb 2001 10:22:25 +0000
To all, Last night I returned to monitoring the 136 band and CFH. At 0500 the signal was -55dBm and at 0700 was -53dBm in 20 Hz on 137.040KHz. The dawn noise reduction is there as usual. As discussed
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-02/msg00635.html (8,005 bytes)

63. LF: Wolf at the door or I am still missing something (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Thu, 22 Mar 2001 14:21:17 +0000
Gentlemen, After careful calibration of the sampling rate using HP signal generator and WWV on 5MHz AM which gave the same value, also checking the stability and absolute frequency accuracy of the re
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00085.html (10,288 bytes)

64. LF: Jim's Frequency (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Mon, 19 Mar 2001 20:19:37 +0000
What is it please? 73, Brian 73 Brian CT1DRP IN51QD 41 09 58N 08 39 11W http://homepage.esoterica.pt/~brian
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00165.html (7,578 bytes)

65. Re: LF: EF50 (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sat, 17 Mar 2001 19:35:01 +0000
Walter I will be very pleased to have a qso but I am afraid that I "crash out" about 2100utc. I do wake early if that is any use but otherwise during the day. Let me know a time, 137.695 seems ok and
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00201.html (8,811 bytes)

66. Re: LF: Tube EF50 (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Thu, 15 Mar 2001 16:12:08 +0000
I'm sorry, I could not resist. 73, Brian The tube was used for HF- and wideband-amplification up to 50MHz. The amplification could be regulated by varying the negative voltage at grid 3 - says the bo
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00255.html (9,089 bytes)

67. Re: LF: RE: Manual (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Mon, 12 Mar 2001 15:45:41 +0000
Andy and Tracey, possibly others, C1,4,11 are all marked as 1 not 0u1 on both the cd and the components list. The only difference is that 1 is a polyester 100v whereas 4 and 11 are ceramics 50v. Unfo
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00306.html (10,325 bytes)

68. LF: Manual (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sat, 10 Mar 2001 15:15:36 +0000
Gentlemen, Can anyone point me in the direction of a RA1792 tech manual/circuit diagrams and more specifically a 1uF 50v ceramic capacitor, radial leads about 0.3in spacing. 73, Brian 73 Brian CT1DRP
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-03/msg00318.html (7,666 bytes)

69. Re: LF: Re: Re: Wolf Tests (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sun, 29 Apr 2001 08:24:04 +0000
Hi Larry, If the WOLF transmissions are not going to be readable in Europe we have the option to change the time, or add another hour at a different time, or the digital session can be ended if it is
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00020.html (10,246 bytes)

70. LF: Thought Experiment (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Wed, 18 Apr 2001 21:48:56 +0000
I hope to run a WOLF - mode signal this evening from about 2000utc. I will start at 300mW ERP, then after an hour reduce to 30mW ERP and leave it running for a couple of hours. As before, I will tran
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00120.html (10,570 bytes)

71. Re: LF: IK5ZPV received agn (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Wed, 11 Apr 2001 11:47:36 +0000
Hi Valerio, I made a recording of 30 mins between 2030 and 2100 and although there seemed to be some sort of lock which gave repeated data the decode was not correct. 73, Brian I made 3 recordings of
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00252.html (9,570 bytes)

72. LF: A Wolf Transmission (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sat, 07 Apr 2001 17:16:21 +0000
Gentlemen, The band has been superbly quiet all day since the street lights went off this morning. There are a superb set of loran lines on my wideband recording, both the signal on 136 and DCF39 hav
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00284.html (8,060 bytes)

73. Re: LF: [TECH] IK5ZPV received yet again (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Thu, 05 Apr 2001 20:31:12 +0000
Valerio, Not so good tonight. Street lights came on at 1907utc and goodbye low noise level! About 14min recording finishing at 1940utc WOLF version 0.52 t: 24 f: 0.916 a:-1.1 dp:103.8 ci:10 cj:434 EA
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00299.html (10,379 bytes)

74. LF: Tonights Transmission (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Wed, 04 Apr 2001 21:38:51 +0000
Valerio, WOLF version 0.52 t: 24 f: 0.004 a: 0.1 dp:103.5 ci:13 cj:316 UL*BDUJN8F8.DI. ? t: 48 f:-0.015 a:-1.1 dp: 98.7 ci: 0 cj:404 BHZE7CF/QVXY58K ? t: 96 f: 0.089 a:-0.6 dp: 96.7 ci: 2 cj:364 WMOO
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00310.html (8,596 bytes)

75. Re: LF: IK5ZPV received again (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Wed, 04 Apr 2001 14:58:14 +0000
Dear Valerio, As below:- WOLF version 0.52 t: 24 f:-0.029 a: 0.2 dp:117.5 ci: 1 cj:374 9FY78GJ4UBSVRH ? t: 48 f:-0.023 a:-0.2 dp:116.1 ci:15 cj:437 3O3J8Y3K 7PI.N0 ? t: 96 f:-0.024 a: 0.1 dp:113.7 ci
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-04/msg00314.html (10,301 bytes)

76. LF: Transmission in TA slot (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Sat, 26 May 2001 06:55:51 +0000
Did someone transmit in the 135.920KHz slot last night between 2300 and 2304utc? 73, Brian 73 Brian CT1DRP IN51QD 41 09 58N 08 39 11W http://homepage.esoterica.pt/~brian
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-05/msg00069.html (7,774 bytes)

77. Re: LF: Re. Web Pages (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Tue, 22 May 2001 19:41:29 +0000
Laurie, I may have found a better way of creating the page and have loaded it but only your page for the moment. Let me know if you succeed viewing it. 73, Brian At 19:22 22/05/01 +0100, you wrote: B
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-05/msg00108.html (8,696 bytes)

78. LF: Web Pages (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Mon, 21 May 2001 14:27:38 +0000
Dear All, Following the launch of two very powerful facilities in SpecLab namely: scheduled waterfall capture and scheduled export of Xcel compatible text files it is possible to automate a PC data l
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-05/msg00121.html (8,602 bytes)

79. Re: LF: Wimborne meet (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Mon, 21 May 2001 13:21:50 +0000
May I add my name to this request or even "Proceedings of the LF Forum" depending on the material existing already. With thanks in anticipation. 73, Brian Is anyone who is going, prepared to e-mail m
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-05/msg00123.html (10,195 bytes)

80. Re: LF: [TECH] Help needed on toroid trasf. construction (score: 1)
Author: "Brian Rogerson" <[email protected]>
Date: Mon, 11 Jun 2001 12:03:31 +0000
May I add a request please, I am looking for the design of an "ultimate" 3dB splitter for 136KHz with good characteristics to well down below 72KHz. 73, Brian First the antefact : I swapped recently
/rsgb_lf_group-archives/html/rsgb_lf_group/2001-06/msg00207.html (11,690 bytes)


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