Return-Path: Received: from mtain-mi05.r1000.mx.aol.com (mtain-mi05.r1000.mail.aol.com [172.21.131.163]) by air-mf08.mail.aol.com (v129.4) with ESMTP id MAILINMF083-8bf74cec28703bd; Tue, 23 Nov 2010 15:47:44 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mi05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 5045A3800010C; Tue, 23 Nov 2010 15:47:42 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PKzl3-0008QQ-Bt for rs_out_1@blacksheep.org; Tue, 23 Nov 2010 20:46:33 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PKzl2-0008QH-UI for rsgb_lf_group@blacksheep.org; Tue, 23 Nov 2010 20:46:32 +0000 Received: from mailt.toya.net.pl ([217.113.224.9] ident=postfix) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PKzl0-0007gL-8C for rsgb_lf_group@blacksheep.org; Tue, 23 Nov 2010 20:46:32 +0000 Received: from mail.toya.net.pl (localhost.localdomain [127.0.0.1]) by mail.toya.net.pl (Postfix) with ESMTP id 52D7920000613 for ; Tue, 23 Nov 2010 21:46:29 +0100 (CET) Received: by mail.toya.net.pl (Postfix, from userid 5001) id 48892200006C2; Tue, 23 Nov 2010 21:46:29 +0100 (CET) Received: from [192.168.1.100] (unknown [10.3.153.39]) (Authenticated sender: unimlyn@toya.net.pl) by mail.toya.net.pl (Postfix) with ESMTPA id 93BC920000613 for ; Tue, 23 Nov 2010 21:46:24 +0100 (CET) Message-ID: <4CEC2820.7020502@toya.net.pl> Date: Tue, 23 Nov 2010 21:46:24 +0100 From: Piotr Mlynarski User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <20101123194806.50921d71@svr3> In-Reply-To: <20101123194806.50921d71@svr3> X-AV-Checked: ClamAV using ClamSMTP X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: 10GHz temp beacon now off Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G x-aol-sid: 3039400cdecd4cec286e52e5 X-AOL-IP: 195.171.43.25 X-Mailer: Unknown (No Version) John GM4SLV pisze: > > > Wow! I know people are using some pretty high SHF frequencies these > days, but to call 10GHz "LF".... ;-) > > Hi John, well, if the modulated carrier is a laser (make it a red pointer pen) , say, 650 nanometer we have here almost 462 THz ( teraherz) so 10 Ghz definitely goes into "LF" range.. ;) Moreover, if you rescale both frequencies dividing them by 10^6 462 THz goes into 462 MHz (almost UHF - 70 cm ...) while 10 Ghz goes into 10 kHz ( Stefan, Roger experiments ) so i would add a letter "V" and that puts Andy's beacon into "VLF" range :) 73 de Piotr, sq7mpj qth: Lodz /jo91rs/