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61. LF: Re: Computer as DSP audio filter (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Mon, 12 Nov 2001 12:29:28 -0200; Are you talking about the software published by DL4YHF (http://www.qsl.net/dl4yhf/ ) ? He did a waterfall/spectrum and a receiver from "DC" to 22.5KHz. 73 Marcus PY3CRX/PY2PLL S. B. do Campo - GG66rf; /rsgb_lf_group-archives/html/rsgb_lf_group/2001-11/msg00315.html (10,585 bytes)
62. LF: Anybody at 136.500,02 ??? (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Wed, 24 Jul 2002 18:21:39 -0300; I have some signal at 136.500,02 ... is any activity there? Which mode? normal speed morse ? Running a 30m high monopole, 100Hz IF filter + Spectran ... quiet sky ... Or any other signal at 21:20 UTC; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-07/msg00058.html (8,204 bytes)
63. LF: Re: re LITX wire v enamelled (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Wed, 10 Jul 2002 10:37:21 -0300; Hi Alan ... Hi Marcus, I have not much experience with ferrite rods, but the article in Electronics World for August 2002 (mentioned in an earlier posting) does evaluate various rod configurations fo; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-07/msg00204.html (9,864 bytes)
64. LF: Re: Re: LITZ wire X enameled (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Tue, 9 Jul 2002 20:26:58 -0300; Hi Johan ... I don't know how much better Litz can do in your case but the winding length is also important for efficiency. If I remember correctly, best efficiency (power transfer) is achieved when; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-07/msg00208.html (9,548 bytes)
65. Re: LF: ZL6QH tests completed (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Mon, 19 Aug 2002 11:14:59 -0300; Hi Rick et al ... NIL here too ... The same here. I kept the snapshots anyway to look with more care ... The problem between ZL<>PY is that 05:30 UTC means 02:30 local time here ... and sunrise is cl; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-08/msg00046.html (9,918 bytes)
66. LF: LF Off-topic PY2PLL Jason Tests (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Sat, 10 Aug 2002 10:53:59 -0300; Hi ... I´ll be running Jason at 21089.800 from 14:00UTC to 20:00 UTC. Text is PY2PLL GG66RF Measured Power: 12.5mW (Elektrisk Bureau EM100 exciter - 400Khz to 30MHz, 50mW + 6dB in-line attenuator) An; /rsgb_lf_group-archives/html/rsgb_lf_group/2002-08/msg00127.html (11,992 bytes)
67. Re: LF: Loops x Q (score: 1): Author: "PY2PLL" <[email protected]>; Date: Mon, 20 Jan 2003 18:12:49 -0300; Hi James . . . It seems to me this is quite a large loop, and will generate a large output: Yes, it´s large ... at least the bigest one I ever did. And it´s a prototype. I´m using PVC covered wire ..; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-01/msg00049.html (12,993 bytes)
68. LF: Loops x Q (score: 1): Author: "PY2PLL" <[email protected]>; Date: Mon, 20 Jan 2003 13:35:59 -0300; Hi ... After read an article last year (Wireless World) about loop antennas X DCF39 calibration, I constructed a octogonal RX loop, #16 awg wire, to cover from 400KHz to 1.6MHz. There´s 9 turns, 5mm; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-01/msg00056.html (9,051 bytes)
69. LF: EKV 13 Receiver (score: 1): Author: "PY2PLL" <[email protected]>; Date: Fri, 7 Feb 2003 14:34:38 -0300; Hi ... Does anybody have or uses an EKV 13 receiver (from RFT, DDR)??? It covers from 14KHz to 30MHz, with diversity antenna switch and RTTY/FSK demodulator built in. Seven IF BW from 150Hz to 6KHz.; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-02/msg00234.html (8,449 bytes)
70. LF: Re: RX loop designs (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Sat, 1 Feb 2003 11:15:46 -0200; Hi James ... I would like a copy. Actually I´m building a 1 meter diameter mag loop, 100 meter of wire on it, but using the theory adopted by Mr Marco Bruno (www.vlf.it) ... where a loop drives a cur; /rsgb_lf_group-archives/html/rsgb_lf_group/2003-02/msg00291.html (11,731 bytes)
71. LF: Watching 135.922 (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Sat, 3 Jan 2004 16:31:19 -0200; I´ll watch/recording 135.922 +/- 5Hz tonight too. Yesterday NIL. Summertime here, despite of good N/S propagation last night (several VLF utilities from US, Europe, Hawaii, Aurstralia, etc ... log be; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-01/msg00336.html (32,751 bytes)
72. LF: Re: RE: Strange signal at 22,470 KHz (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Thu, 27 May 2004 21:32:43 -0300; Hi Andy ... Yes, I can ... was very noisy anyway but I spent too much time setting Spectran to enhance the effect on screen and forgot record a sample audio file :o( 73 Marcus, PY3CRX/PY2PLL GG66rf h; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-05/msg00093.html (9,151 bytes)
73. LF: 21.1KHz = two more files ... (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Fri, 28 May 2004 22:14:48 -0300; Hi there ... Yesterday night (03:00 UTC more or less) some new signals on 21.1. There´s two files, one of them is the 3rd audio sample of the morse transmition (may 26th) at http://py.qsl.br/fskmorse; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-05/msg00094.html (8,434 bytes)
74. LF: Any activity tonight ? (score: 1): Author: "PY2PLL Marcus" <[email protected]>; Date: Sat, 2 Oct 2004 18:24:45 -0300; Hi there ... Now it´s 21:22 utc and I set up receiver / calibration to make an overnight record here. Is there any known activitie that could I monitor ? 73 Marcus PY3CRX/PY2PLL; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-10/msg00016.html (9,123 bytes)
75. LF: Some results ? (score: 1): Author: "PY2PLL Marcus" <[email protected]>; Date: Sun, 3 Oct 2004 08:30:18 -0300; Well, I left argo snaping shot overnight, centered at 137.7750. I first calibrated it using the 153KHz BC carrier / 60KHz time stations as reference. I don´t know if 153K is accurate enough but the f; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-10/msg00024.html (8,483 bytes)
76. Re: LF: Any activity tonight ? (score: 1): Author: "PY2PLL Marcus" <[email protected]>; Date: Sun, 3 Oct 2004 08:35:21 -0300; Thanks Laurence. I parked at 137.7750 but only got something that looks like a signal at 137.7776 ... noisy night. Loop was beaming 315° which means NA center. 73 Marcus, PY3CRX/PY2PLL -- Original Me; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-10/msg00025.html (8,393 bytes)
77. LF: En: [Moon-net] VA3LK SK (score: 1): Author: "PY2PLL Marcus" <[email protected]>; Date: Fri, 8 Oct 2004 18:47:50 -0300; My great friend Larry Kayser, VA3LK, of many years in AMSAT, QRP, and a great lover of using low to the ground yagi's for ground enhancement on EME has passed away suddenly with a heart attack. Larr; /rsgb_lf_group-archives/html/rsgb_lf_group/2004-10/msg00050.html (8,744 bytes)
78. LF: Re: XDW off for SAQ tests (score: 1): Author: "PY3CRX PY2PLL" <[email protected]>; Date: Wed, 19 Jan 2005 07:52:05 -0200; Hi there ... I went to SAQ pages and there´s a message telling that the jan 19th test changed to Feb 2nd. Is this ok ? I used an online translator but who knows ... 73 Marcus PY3CRX/PY2PLL -- Origina; /rsgb_lf_group-archives/html/rsgb_lf_group/2005-01/msg00420.html (10,043 bytes)

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