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61. Re: LF: Lazy Man's CW made it to Venus and back (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Thu, 26 Mar 2009 22:14:57 +0100
Wolf, congratulations, especially for the ad-hoc version of your software. And I am sure that, after some past comments, you will now have more clear the meaning of the English saying of "throwing pe
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00063.html (10,423 bytes)

62. Re: LF: Lazy Man's CW made it to Venus and back (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Thu, 26 Mar 2009 23:03:10 +0100
the meaning of the English saying of "throwing pearls to the porks".... Or perhaps it is "throwing pearls to the pigs", but the meaning does not change... 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00085.html (10,773 bytes)

63. LF: RE: webSDR (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sat, 20 Jun 2009 17:34:01 +0200
it is just out of curiosity what can be heard by such a system (feed the antenna signal into an ADC and let some software do the rest). Rik, you misunderstood the meaning of my message... I have sent
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00158.html (10,142 bytes)

64. LF: RE: webSDR (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Fri, 19 Jun 2009 21:51:18 +0200
Just don't expect the same sensitivity from such a WEBSDR as from some grabbers dedicated to 500kHz. 73, Rik ON7YD Rik, don't you have better ways to waste your time ??? 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00165.html (9,738 bytes)

65. Re: LF: New WSPR Beacon design software (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sun, 14 Jun 2009 15:08:55 +0200
Alan Melia wrote: Now Now Alberto dont encourage him. I am sure Andy has enough bad habits already :-)) Hi Alan,   there is no danger.... I am sure you are familiar with that famous article of Edsger
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00218.html (9,955 bytes)

66. Re: LF: New WSPR Beacon design software (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sat, 13 Jun 2009 19:35:24 +0200
A new convert ! Welcome ! Next step is C++.... :-) 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-06/msg00260.html (9,382 bytes)

67. Re: LF: Loop (was Re: IGBT in 136 KHz TX?) (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Wed, 22 Jul 2009 19:04:03 +0200
I would like especially to comment on using a one winding loop combined with a step-up transformer: I am interested in knowing opinions about using the loop itself as a primary of the transformer, as
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-07/msg00034.html (10,444 bytes)

68. Re: LF: Loop discussion (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Thu, 23 Jul 2009 16:28:24 +0200
James and Ha-Jo, thanks for your answers and considerations about using the loop itself as the primary of the transformer. I thought that it could be a good idea, based on this consideration : If I m
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-07/msg00128.html (10,458 bytes)

69. Re: LF: Microwave oven transformers (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Wed, 15 Jul 2009 15:08:27 +0200
I was informed that as they stand the voltage regulation is poor, to improve this the 'Core Shunts' should be removed, (these are laminations between the two stacks), removal of these 'shunts' also h
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-07/msg00140.html (10,857 bytes)

70. Re: LF: Loop discussion (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Thu, 23 Jul 2009 23:12:01 +0200
So it looks like this particular design is feasible and the loop construction not very critical. I have not tried this particular configuration (my loops need to incorporate some selectivity to be vi
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-07/msg00215.html (10,360 bytes)

71. LF: Re: WSPR 503.910kHz. (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sun, 30 Aug 2009 23:29:34 +0200
Good WSPR copy of M0BMU and SM6BHZ in JN45sl, using a wet string as antenna, and the HPSDR hardware (Atlas + Ozy + Mercury). 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-08/msg00207.html (9,093 bytes)

72. LF: WSPR on the evening of Sep. 18th (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Fri, 18 Sep 2009 23:45:29 +0200
Ant. miniwhip, Rx : HPSDR/Mercury + Winrad 73 Alberto I2PHD, in JN45sl
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-09/msg00150.html (8,113 bytes)

73. Re: LF: defence of WSPR Signals (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Mon, 21 Sep 2009 16:44:55 +0200
I have always been interested in propagation. These WSPR signals are seen by some as repetitious rubbish. Not by some... by just one... the group troll... 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-09/msg00271.html (9,402 bytes)

74. Re: LF: Malcontent... (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Tue, 22 Sep 2009 13:40:55 +0200
G'day All, I can't believe why you guys get so steamed up about Mal's comments. Surely you know Mal is a troll (internet term - look it up...). <<< snip >>> Hi Steve, nice to read you after some tim
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-09/msg00323.html (10,286 bytes)

75. Re: LF: LF in VK.... (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Wed, 23 Sep 2009 00:30:36 +0200
Good evening Steve, well, well, you make me blush... there are a lot of other very good programs capable of displaying QRSS. Maybe Argo has the merit of having been the first, so it got more widespre
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-09/msg00465.html (11,962 bytes)

76. LF: Re: How do I use Spectrum Lab as a VLF Soft Receiver ? (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sun, 29 Nov 2009 16:44:41 +0100
M0FMT wrote: Alan is right about Winrad if you set the software LO to zero and select LH or RH rather than the full IQ and depending on you sound card sample rate you will either get 0 to 24kc/s or 0
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00208.html (11,021 bytes)

77. Re: LF: Weak Signals - was 500kHz CW - calling CQ (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sun, 15 Nov 2009 19:37:10 +0100
Andy Talbot wrote: This presentation was aimed at Microwave operators, but has plenty of relevance to LF http://g4jnt.com/MartleSham.htm Includes soundclips of CW buried in noise with accurately defi
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00239.html (9,963 bytes)

78. Re: LF: Re: LEONIDS and propagation (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Tue, 17 Nov 2009 17:57:42 +0100
Alberto di Bene wrote: are you sure about that frequency ? I read on another group that the Graves radar operates on 143.050 MHz Hmmm, it looks like I as correct... 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00264.html (9,292 bytes)

79. Re: LF: WSPR 2.0 is now available (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Sat, 21 Nov 2009 00:34:52 +0100
Crafty. 'should' be pretty foolproof. Any old soundcard without 48000Hz ought to just throw-up an error. Not under Windows XP.... Windows will duly and silently try to please the user of the sound c
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00368.html (9,820 bytes)

80. Re: LF: "Poisson, Shannon, and the Radio Amateur" (score: 1)
Author: Alberto di Bene <[email protected]>
Date: Wed, 04 Nov 2009 18:29:46 +0100
Andy, I can get a copy from the M.I.T. library but it may be a few days before I get over there... Would it be asking too much for a publicly downloadable copy ? TNX. 73 Alberto I2PHD
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00396.html (10,105 bytes)


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