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,RCVD_IN_DNSWL_MED, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: : mailn 1480; Body=3 Fuz1=3 Fuz2=3 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 v4ILUpgu011827 for ; Thu, 18 May 2017 23:30:52 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1dBSsR-0000WP-6B for rs_out_1@blacksheep.org; Thu, 18 May 2017 22:22:31 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1dBSsQ-0000WG-G2 for rsgb_lf_group@blacksheep.org; Thu, 18 May 2017 22:22:30 +0100 Received: from emout03.email.it ([212.97.34.22]) by relay1.thorcom.net with esmtp (Exim 4.89) (envelope-from ) id 1dBSsM-0008WM-68 for rsgb_lf_group@blacksheep.org; Thu, 18 May 2017 22:22:29 +0100 Received: from emout03.email.it (localhost [127.0.0.1]) by emout03.email.it (Postfix) with ESMTP id 2A5DC961CE for ; Thu, 18 May 2017 23:22:23 +0200 (CEST) Received: from x220.localnet (94-36-102-145.adsl-ull.clienti.tiscali.it [94.36.102.145]) by emout03.email.it (Postfix) with ESMTPA id F2FCE961C7 for ; Thu, 18 May 2017 23:22:22 +0200 (CEST) From: Claudio Pozzi To: rsgb_lf_group@blacksheep.org Date: Thu, 18 May 2017 23:22:48 +0200 Message-ID: <1960259.EQv1FmN41F@x220> User-Agent: KMail/4.14.1 (Linux/3.16.0-4-amd64; KDE/4.14.2; x86_64; ; ) In-Reply-To: <07558728-336b-cb7c-bc04-4d7718f5b97c@df3lp.de> References: <07558728-336b-cb7c-bc04-4d7718f5b97c@df3lp.de> MIME-Version: 1.0 X-Scan-Signature: f64a6c8ea7591cecbecc6db95ffdd328 Subject: Re: LF: VLF Transmissions from Spacecraft Content-Type: multipart/alternative; boundary="nextPart2769457.isdqZsuUNd" Content-Transfer-Encoding: 7Bit 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: 11712 This is a multi-part message in MIME format. --nextPart2769457.isdqZsuUNd Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" On Thursday 18 May 2017 19:45:51 you wrote: > FYI: > > The "DSX" satellite will carry a 0.5-0.9 kw, 3 to 50 kHz (pulsed?) VLF > transmitter. > > Citation from: www.dtic.mil/dtic/tr/fulltext/u2/a531813.pdf : > > "...and a two week high-power VLF transmission campaign will occur near the > end of the mission." End of life is planned at 12 months after launch and > "Early Operations". > > As far as I understand the tx-antenna will be a 2x40m dipole. > > Launch is scheduled for 2017-xx-xx (Falcon Heavy launch vehicle). > > 73 de df3lp, > Peter Interesting mission. https://directory.eoportal.org/web/eoportal/satellite-missions/d/dsx[1] Here some details about the spacecraft transmission. http://smartech.gatech.edu/bitstream/1853/8037/2/SSEC_SD1_doc.pdf[2] TNX Claudio ik2pii -------- [1] https://directory.eoportal.org/web/eoportal/satellite-missions/d/dsx [2] http://smartech.gatech.edu/bitstream/1853/8037/2/SSEC_SD1_doc.pdf -- ZE-Light e ZE-Pro: servizi zimbra per caselle con dominio email.it, per tutti i dettagli Clicca qui http://posta.email.it/caselle-di-posta-z-email-it.php?utm_campaign=email_Zimbra_102014=main_footer/f Sponsor: Caselle con tuo dominio su piattaforma Zimbra, fino a 30 GB di spazio, sincronizzazione dati e backup Clicca qui: http://adv.email.it/cgi-bin/foclick.cgi?mid=13324&d=18-5 --nextPart2769457.isdqZsuUNd Content-Transfer-Encoding: 7Bit Content-Type: text/html; charset="us-ascii"

On Thursday 18 May 2017 19:45:51 you wrote:

> FYI:

> The "DSX" satellite will carry a 0.5-0.9 kw, 3 to 50 kHz (pulsed?) VLF

> transmitter.

> Citation from: www.dtic.mil/dtic/tr/fulltext/u2/a531813.pdf :

> "...and a two week high-power VLF transmission campaign will occur near the

> end of the mission." End of life is planned at 12 months after launch and

> "Early Operations".

> As far as I understand the tx-antenna will be a 2x40m dipole.

> Launch is scheduled for 2017-xx-xx (Falcon Heavy launch vehicle).

> 73 de df3lp,

> Peter

Interesting mission.

https://directory.eoportal.org/web/eoportal/satellite-missions/d/dsx

Here some details about the spacecraft transmission.

http://smartech.gatech.edu/bitstream/1853/8037/2/SSEC_SD1_doc.pdf

TNX

Claudio ik2pii

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