Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id w0734fHl015913 for ; Sun, 7 Jan 2018 04:04:43 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1eY1BH-0005xx-V7 for rs_out_1@blacksheep.org; Sun, 07 Jan 2018 02:59:27 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1eY1BF-0005xo-D0 for rsgb_lf_group@blacksheep.org; Sun, 07 Jan 2018 02:59:25 +0000 Received: from resqmta-ch2-10v.sys.comcast.net ([2001:558:fe21:29:69:252:207:42]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1eY1BB-00040Z-HI for rsgb_lf_group@blacksheep.org; Sun, 07 Jan 2018 02:59:24 +0000 Received: from resomta-ch2-05v.sys.comcast.net ([69.252.207.101]) by resqmta-ch2-10v.sys.comcast.net with ESMTP id Y1Aze8L6ElGQ3Y1B5edhgr; Sun, 07 Jan 2018 02:59:15 +0000 X-DKIM-Result: Domain=comcast.net Result=Signature OK DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20161114; t=1515293955; bh=Tv67JDi2t1nRbZRvBIvApC0m/akASt6LNln7tMPZVko=; h=Received:Received:From:To:Subject:Date:Message-ID:MIME-Version: Content-Type; b=Fqwk+TJgGBVugFfLAqwg+Kq4OpVsCqPXzy7kZOKeFBC9a/yUQAAPbwm4fgJwrZOo/ xEoMAqg23/wwF7WxvN/jP9y/ueZhPrZB5gd64bpmlr6MKhtiZGxeTFyx20uEjITKXm sS3zpW+8EaJiJEKS8SCsu8XHR/HktwiQGHCndIOYfcAC84svEgcbF74uaQAAPhoK16 qKbMA0T3h4VQJeVsw08p7//7XlClgJR/ljvWf4fdcGnX9nRbG1M14w843aC+0Q3nnM yJQXMO+gTjktC6ICa/lqq4BjPiW7tUrI6Eid2Xz79IaCkiRXKcHf/Hnk/R1TA2/ONP ntRXvRMOJhDfw== Received: from Owner ([IPv6:2601:140:8500:7f9f:48d2:fbe1:175f:3418]) by resomta-ch2-05v.sys.comcast.net with SMTP id Y1B3eTM86Vy93Y1B3eUafi; Sun, 07 Jan 2018 02:59:15 +0000 From: To: References: <579355A36AEE9D4FA555C45D556003AB9AB2EE05@servigilant.vigilant.local> In-Reply-To: Date: Sat, 6 Jan 2018 21:59:07 -0500 Message-ID: <03d201d38763$7d5e9920$781bcb60$@comcast.net> MIME-Version: 1.0 X-Mailer: Microsoft Outlook 14.0 Thread-Index: AQJ4tctAK5PoW5ri3qMH432Z/GQA1QFgGwGUohJS5tA= Content-Language: en-us X-CMAE-Envelope: MS4wfOL8Wnr8G2rK8L8f+85WNqwa3sZKXulnn9zH/dwVKEtoeDm8eLU57rvW6X8M2MS3xJFqoDoTT5KANzWWEYutTgtgrpljCrSaQMT51qiUlttvtpYt2oHO 2tYM0fQN568tBag5f0HUgty+BCO76QLy2KE= X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Alan, Agreed; I would venture that quantum magnetometers and SQUID-type devices would be great for any VLF communications applications in which the antenna aperture must be less than 1 millimeter, and in which cryocooling, vacuum-management and/or thermal-stabilization size/weight are not an issue. I didn’t find a NIST paper for the magnetometer, but I’m wondering if it will have considered that wires and loops at VLF-communications-friendly lengths/diameters (respectively), beat SQUIDs (for example) at their MRI-sized and SSM-sized apertures. [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (hvanesce[at]comcast.net) 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 55db901127f87fafbf8ae301dac99c44 Subject: LF: RE: Re: New "Quantum Radio" VLF receivers ? Content-Type: multipart/alternative; boundary="----=_NextPart_000_03D3_01D38739.948B0220" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.4 required=5.0 tests=HTML_60_70,HTML_MESSAGE, NO_REAL_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 This is a multipart message in MIME format. ------=_NextPart_000_03D3_01D38739.948B0220 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Alan, =20 Agreed; I would venture that quantum magnetometers and SQUID-type = devices would be great for any VLF communications applications in which the = antenna aperture must be less than 1 millimeter, and in which cryocooling, vacuum-management and/or thermal-stabilization size/weight are not an = issue. I didn=92t find a NIST paper for the magnetometer, but I=92m wondering = if it will have considered that wires and loops at VLF-communications-friendly lengths/diameters (respectively), beat SQUIDs (for example) at their MRI-sized and SSM-sized apertures. =20 Jim AA5BW =20 =20 From: owner-rsgb_lf_group@blacksheep.org [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Alan Melia Sent: Saturday, January 6, 2018 8:30 PM To: rsgb_lf_group@blacksheep.org Subject: LF: Re: New "Quantum Radio" VLF receivers ? =20 The description is a bit 'odd' Luis :-)) it refers to magnetic radio = which is a confusion of terms ....its sither magnetism which is what is needed = to flip Rb atoms or radio and the interaction there is 6GHz or there = abouts. yes you can detect varying fields with lots of quantum devices,squids = are used in MRI scanners, Josephson junctions.These have been arounda long = time and never been used for detecting radio. I think one needs to go back = to the original NIST paper to get some sense.=20 =20 Alan G3NYK ----- Original Message -----=20 From: VIGILANT Luis Fern=E1ndez =20 To: rsgb_lf_group@blacksheep.org=20 Sent: Saturday, January 06, 2018 11:13 PM Subject: LF: New "Quantum Radio" VLF receivers ? =20 Hi VLF=20 =20 Have a look and if you (really) understand it, please elaborate ;-) =20 http://qrznow.com/quantum-radio-may-offer-new-twist-on-communicating-in-p= rob lematic-environments/ =20 73 de Luis EA5DOM =20 ------=_NextPart_000_03D3_01D38739.948B0220 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Alan,

 

Agreed; I would venture that quantum magnetometers and SQUID-type = devices would be great for any VLF communications applications in which = the antenna aperture must be less than 1 millimeter, and in which = cryocooling, vacuum-management and/or thermal-stabilization size/weight = are not an issue. I didn’t find a NIST paper for the magnetometer, = but I’m wondering if it will have considered that wires and loops = at VLF-communications-friendly lengths/diameters (respectively), beat = SQUIDs (for example) at their MRI-sized and SSM-sized = apertures.

 

Jim AA5BW =A0=A0=A0=A0=A0

 

From:= = owner-rsgb_lf_group@blacksheep.org = [mailto:owner-rsgb_lf_group@blacksheep.org] On Behalf Of Alan = Melia
Sent: Saturday, January 6, 2018 8:30 PM
To: = rsgb_lf_group@blacksheep.org
Subject: LF: Re: New = "Quantum Radio" VLF receivers = ?

 

The = description is a bit 'odd' Luis :-))  it refers to magnetic radio = which is a confusion of terms ....its sither magnetism which is what is = needed to flip Rb atoms or radio and the interaction there is 6GHz or = there abouts. yes you can detect varying fields with lots of quantum = devices,squids are used in MRI scanners, Josephson junctions.These have = been arounda long time and never been used for detecting radio.  I = think one needs to go back to the original NIST paper to get = some sense.

 

Alan

G3NYK<= o:p>

----- = Original Message -----

Sent:<= /b> = Saturday, January 06, 2018 11:13 PM

Subject: = LF: New "Quantum Radio" VLF receivers = ?

 

= Hi VLF

=  

= Have a look and if you (really) understand it, please elaborate = ;-)

=  

=  

= 73 de Luis

= EA5DOM

=  

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