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=HEADER_FROM_DIFFERENT_DOMAINS, HTML_MESSAGE,RCVD_IN_DNSWL_MED,SPF_PASS 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 v04ADRAL027821 for ; Wed, 4 Jan 2017 11:13:29 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1cOiRW-00029v-S8 for rs_out_1@blacksheep.org; Wed, 04 Jan 2017 10:05:14 +0000 Received: from [195.171.43.34] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1cOiRW-00029m-7R for rsgb_lf_group@blacksheep.org; Wed, 04 Jan 2017 10:05:14 +0000 Received: from mout02.posteo.de ([185.67.36.66]) by relay2.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.87) (envelope-from ) id 1cOiRT-0007V0-9S for rsgb_lf_group@blacksheep.org; Wed, 04 Jan 2017 10:05:13 +0000 Received: from submission (posteo.de [89.146.220.130]) by mout02.posteo.de (Postfix) with ESMTPS id 810D920DD5 for ; Wed, 4 Jan 2017 11:05:09 +0100 (CET) Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 3ttmdc5MYrz108c for ; Wed, 4 Jan 2017 11:05:08 +0100 (CET) Message-ID: <586CC8D3.90706@posteo.de> Date: Wed, 04 Jan 2017 11:05:07 +0100 From: DK7FC User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.8) Gecko/20100227 Thunderbird/3.0.3 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <586C37C9.9000505@posteo.de> <1ed18171-62f5-9e13-274e-878be8308f91@virginbroadband.com.au> In-Reply-To: <1ed18171-62f5-9e13-274e-878be8308f91@virginbroadband.com.au> X-Scan-Signature: 4d97240a623a26620214cd27feaa9f71 Subject: Re: LF: VLF with two small loops. Content-Type: multipart/alternative; boundary="------------020904020408040801030001" 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: 10102 This is a multi-part message in MIME format. --------------020904020408040801030001 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Edgar, Thanks, interesting pictures. What AL value do these ferrite cores have? Is it an FT80-77? Maybe the AL is to low, so you may get better results when using 3 of them in parallel, with the same number of turns, if you plan to use the loop on lower frequencies... Is it intended as a portable equipment for experiments in quite locations? :-) 73, Stefan Am 04.01.2017 02:43, schrieb edgar: > Hi Stefan, > > Try this one. > > https://www.dropbox.com/s/9x26r4x4ifx3rzr/4%20m%20loops.zip?dl=0 > > Dropbox have _"improved their service"_ by making the public folder > private from March this year. > > I am trying to learn how to share files and found that the link > changed when the zip file was updated with the SL .usr file and the > frequency file. > > Regards, Edgar > Moonah, Tasmania. --------------020904020408040801030001 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Edgar,

Thanks, interesting pictures. What AL value do these ferrite cores have? Is it an FT80-77? Maybe the AL is to low, so you may get better results when using 3 of them in parallel, with the same number of turns, if you plan to use the loop on lower frequencies...
Is it intended as a portable equipment for experiments in quite locations? :-)

73, Stefan

Am 04.01.2017 02:43, schrieb edgar:

Hi Stefan,

Try this one.

https://www.dropbox.com/s/9x26r4x4ifx3rzr/4%20m%20loops.zip?dl=0

Dropbox have "improved their service" by making the public folder private from March this year.

I am trying to learn how to share files and found that the link changed when the zip file was updated with the SL .usr file and the frequency file.

Regards, Edgar
Moonah, Tasmania.

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