Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mh06.r1000.mx.aol.com (Internet Inbound) with ESMTP id 87236380000B4; Fri, 9 Nov 2012 07:50:24 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1TWo1P-00014H-NV for rs_out_1@blacksheep.org; Fri, 09 Nov 2012 12:49:19 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1TWo1P-000148-Ah for rsgb_lf_group@blacksheep.org; Fri, 09 Nov 2012 12:49:19 +0000 Received: from smtpout4.wanadoo.co.uk ([80.12.242.68] helo=smtpout.wanadoo.co.uk) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1TWo1N-0002jS-8y for rsgb_lf_group@blacksheep.org; Fri, 09 Nov 2012 12:49:18 +0000 Received: from AGB ([2.26.47.42]) by mwinf5d47 with ME id MQpD1k00J0ucXei03QpE55; Fri, 09 Nov 2012 13:49:16 +0100 Message-ID: From: "Graham" To: References: <99BA688F7E2A47E68F156A6407D012E3@AGB> <509CD62E.2090909@mvnet.de> In-Reply-To: <509CD62E.2090909@mvnet.de> Date: Fri, 9 Nov 2012 12:49:13 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 X-Spam-Score: 0.2 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Tnx Eberhard, I think with post dsp processing the dynamic range is increased in narrow window ? but in 3 MHz will be 42 ~ ? There is a version of the software that enables use to be made of the AD directly , needs the Rf feed to be attached to one of the pins , not the main input , with then no need for the converter (not tried yet as my original installation failed will need to remove and start again) [...] Content analysis details: (0.2 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [80.12.242.68 listed in list.dnswl.org] 0.2 STOX_REPLY_TYPE STOX_REPLY_TYPE X-Scan-Signature: 3b8620872b19e25fb6f4dfaf1256edc3 Subject: Re: LF: http://rtlsdr.org/softwarewindows Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 8bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.1 required=5.0 tests=MISSING_OUTLOOK_NAME 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: 3039ac1d60da509cfc0f0e64 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Tnx Eberhard, I think with post dsp processing the dynamic range is increased in narrow window ? but in 3 MHz will be 42 ~ ? There is a version of the software that enables use to be made of the AD directly , needs the Rf feed to be attached to one of the pins , not the main input , with then no need for the converter (not tried yet as my original installation failed will need to remove and start again) but for £13 , not a bad system ! 73 -G.. -------------------------------------------------- From: ""Eberhard v.Wedelstädt"" Sent: Friday, November 09, 2012 10:08 AM To: Subject: Re: LF: http://rtlsdr.org/softwarewindows > hi Graham > > any problems : 8-Bit ADC => bad dynamic range 48dB, real: > (8-1)Bit => 42dB > > frequency-drift from the onboard-tuner E4000 (50MHz up to 2.2GHz, a > hole from 1.1GHz to 1.25GHz) > > frequency-drift from the konverter LO 67.899MHz > > but good usable as very simple spectrum-analysator. > > my neighbours plasma-TV: > > www.mvnet.de/priv/vw/ScreenShot002.jpg > > www.mvnet.de/priv/vw/ScreenShot004.jpg > > > > > 73 Eberhard DL3ZID > >