Return-Path: Received: (qmail 5576 invoked from network); 6 Dec 2000 20:32:32 -0000 Received: from unknown (HELO warrior-inbound.servers.plus.net) (212.159.14.227) by 10.226.25.101 with SMTP; 6 Dec 2000 20:32:32 -0000 Received: (qmail 1687 invoked from network); 6 Dec 2000 20:35:14 -0000 Received: from unknown (HELO post.thorcom.com) (212.172.148.70) by warrior with SMTP; 6 Dec 2000 20:35:14 -0000 Received: from majordom by post.thorcom.com with local (Exim 3.16 #1) id 143lAw-0006dJ-00 for rsgb_lf_group-outgoing@blacksheep.org; Wed, 06 Dec 2000 20:28:26 +0000 Received: from mail6.svr.pol.co.uk ([195.92.193.212]) by post.thorcom.com with esmtp (Exim 3.16 #1) id 143lAu-0006dD-00 for rsgb_lf_group@blacksheep.org; Wed, 06 Dec 2000 20:28:24 +0000 Received: from modem-200.aluminum.dialup.pol.co.uk ([62.136.12.200] helo=default) by mail6.svr.pol.co.uk with smtp (Exim 3.13 #0) id 143lAo-0001DN-00 for rsgb_lf_group@blacksheep.org; Wed, 06 Dec 2000 20:28:19 +0000 Message-ID: <001401c05fc2$6120af40$c80c883e@default> From: "MAL HAMILTON" To: rsgb_lf_group@blacksheep.org Subject: LF: Re: Real wireless in "Electronics World"!! Date: Wed, 6 Dec 2000 19:12:05 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group Sender: -----Original Message----- From: Alan Melia To: rsgb_lf_group@blacksheep.org Date: 06 December 2000 14:35 Subject: LF: Real wireless in "Electronics World"!! >Hi All, I have just received my Jan copy of Electronics World ( or Wireless >World as it used to be known) with a article by two Italians on 136MHz. >There are no call-signs given, and a lot of the background about 136 seems >to be somewhat dated, possibly due to publication delays. Sounds like the LF source book of a couple of years ago. Most of the information was obsolete and bore no resemblence to the achievements taking place when it was published. I think 23 km was the record when in fact I had worked OH1TN and got 579 on normal morse when it went to print. G3KEV A little too much >emphasis is given to CCIR type graphs which are proving to have little in >common with amateur style communications. "Better equiped station achieve >several hundred kms in daytime and 1000 to 2000 at night" would seem to be >about 2 years out of date. 'Skywave' is a regular feature of daytime qsos >(not just night-time as they infer) and I have heard Valerio, Raino, >Christer and Petr often in daytime as, I am sure, have you all. In fact a >week ago Mike in Pembroke was working Raino at good strength when I was >struggling a little....a good indication of daytime ionospheric propagation. >Concentration seems to be on low power transmitters. > >Having said that there is a lot of interesting practical detail on coils and >aerials including loops. It could act as a 'recruiting poster' for amateurs >who have not yet been exposed to the joys of LF. Surprisingly it does not >mention this reflector, though Geri web site gets a mention. Peter may find >it worthwhile dropping the journal a letter to update them on the >availablity of the new LF Handbook. Spectrogram 5 is mentioned in passing >but no mention of Robert or his web site. The is also no mention of their >home grown Spectran software from Alberto. > >Cheers de Alan G3NYK >Alan.Melia@btinternet.com > > > >