Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=5.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,NORMAL_HTTP_TO_IP, RCVD_IN_DNSWL_MED,SPF_PASS,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: : mailn 1480; Body=2 Fuz1=2 Fuz2=2 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v3N8o7R7004640 for ; Sun, 23 Apr 2017 10:50:08 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1d2DAf-0002gU-1j for rs_out_1@blacksheep.org; Sun, 23 Apr 2017 09:47:05 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1d2DAe-0002gL-6b for rsgb_lf_group@blacksheep.org; Sun, 23 Apr 2017 09:47:04 +0100 Received: from mail-yw0-x236.google.com ([2607:f8b0:4002:c05::236]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1d2DAa-0006Gp-QZ for rsgb_lf_group@blacksheep.org; Sun, 23 Apr 2017 09:47:02 +0100 Received: by mail-yw0-x236.google.com with SMTP id k11so20543295ywb.1 for ; Sun, 23 Apr 2017 01:47:00 -0700 (PDT) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to; bh=rQP8ZixypAmwrgBdtXictegqmX6OPGMTgvDowhRfBsM=; b=WgWQdCl073fmP6eTC7nBk9WiMmeWU8J/zOzEv+ZXLMIV6D32eOvwO70woS2ndVehpj 8liraZwZmkwPfsGwKqmdVzZkmT9kqXEsDyp/vXS9YnZDs17yN0f6GgbHmGulg2ghcKeO f91WWCczJG3NzUV2zPkau1Ad4lvHsZQBtAN9xhgwL2JHfQZxBBJeSjzuIQpNEbDibcM7 QQAx10sb2PG1G5AoQE76ABHpVy/hJs0DbD7rSFwF9uNgslkJqUXOIzKUjLW7IkFt/jzZ A6mHx62p7kvc3UOVvzJl+XvnRlLRCLp8TC8FXWHW6d27G8YAeEfVlN8VcQS+VPlu3Sw8 OxAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to; bh=rQP8ZixypAmwrgBdtXictegqmX6OPGMTgvDowhRfBsM=; b=o7RtBL8oEdwmZLIBs7xAwQNJ0wSMGBOzijFHpn0dxdCsYNtYjNyACecsDeFLq2XS8k roarJbhfWBUlAn5E6TamlVGGLqOX2Z4RdZGGpAd/4JLomShay1b1CLAGJ0Je3l0vT4p2 9z4fm24O/PUmBcDxfojl1qZGuWrVMKQqQRKW8sMlzeSJQSiyd7Bn52Qw2PTVH7PVpHCk zU7dc5jdwSTPCTtG+svoVoRpUHIAQb9OPyPZYFxzjt2hf8rtlePUMMOcQhjaAMavL7fh 0gQ/KvOtPJoDV2ENdrKdJQK5yC5ZHqYbuUJ7CeB4LLt9ArSMOJtSpwTu1lg0vKfsMv4g 639g== X-Gm-Message-State: AN3rC/4TG1C35Xjm5BSOh69GX6wJRHCj2EJ7RQyMcWMmnGw9UlgsK46G QNCIq6D363p7GnKnjr80o8MeLQd5tA== X-Received: by 10.129.88.8 with SMTP id m8mr673826ywb.62.1492937217301; Sun, 23 Apr 2017 01:46:57 -0700 (PDT) MIME-Version: 1.0 Received: by 10.129.173.1 with HTTP; Sun, 23 Apr 2017 01:46:56 -0700 (PDT) In-Reply-To: <79fa174a-23e3-4c02-5654-ffa8905d38d8@abelian.org> References: <79fa174a-23e3-4c02-5654-ffa8905d38d8@abelian.org> From: Andy Talbot Date: Sun, 23 Apr 2017 09:46:56 +0100 Message-ID: To: rsgb_lf_group@blacksheep.org X-Scan-Signature: 9d01e9df836df8dd3868645661e1c1f7 Subject: Re: VLF: Some natural signals Content-Type: multipart/alternative; boundary=001a11493038828086054dd18806 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-Scanned-By: MIMEDefang 2.75 Status: RO X-Status: X-Keywords: X-UID: 11437 --001a11493038828086054dd18806 Content-Type: text/plain; charset=UTF-8 Is that recorded with antenna direct into soundcard (metaphorically speaking ) ? Or with any frequency translation or processing ? I'll play it to the birds in my garden as they cluster round the feeder, see if they recognise anything :-) Andy G4JNT On 23 April 2017 at 07:33, Paul Nicholson wrote: > > The 'dawn chorus' recorded this morning at > Todmorden, 05:39 to 05:53. > > http://78.46.38.217/au170423a.mp3 > > 15 minutes, mono 64 kbps, 6.4 Mbytes. > > https://en.wikipedia.org/wiki/Dawn_chorus_(electromagnetic) > > -- > Paul Nicholson > -- > > --001a11493038828086054dd18806 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Is that recorded with antenna direct into soundcard (metap= horically speaking ) ? =C2=A0
Or with any frequency translation or proc= essing ?

I'll play it to the birds in my garden as t= hey cluster round the feeder, see if they recognise anything :-)
=
Andy =C2=A0G4JNT



On 23 Apr= il 2017 at 07:33, Paul Nicholson <vlf0403@abelian.org> wro= te:

The 'dawn chorus' recorded this morning at
Todmorden, 05:39 to 05:53.

=C2=A0http://78.46.38.217/au170423a.mp3

15 minutes, mono 64 kbps, 6.4 Mbytes.

=C2=A0https://en.wikipedia.org/wiki/= Dawn_chorus_(electromagnetic)

--
Paul Nicholson
--


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