From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bosmailout10.eigbox.net (bosmailout10.eigbox.net [66.96.187.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id E2E623B29D for ; Wed, 30 Jun 2021 12:13:14 -0400 (EDT) Received: from bosmailscan03.eigbox.net ([10.20.15.3]) by bosmailout10.eigbox.net with esmtp (Exim) id 1lycpu-0002oA-Du for starlink@lists.bufferbloat.net; Wed, 30 Jun 2021 12:13:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=alum.mit.edu; s=dkim; h=Sender:Content-Type:MIME-Version:Message-ID:Date: Subject:To:From:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=KOsj4BFChA3tQJNuVvTWGBWyuWpncdLzBwpsgSnGCgM=; b=uY23kCUzGR9Hk7MMibg7Y1w5CE 2Xs8ixOCHk1KKO1jNpD1DvTGIUqrjpG5H5s29rtgEgaI1b+//MiL4nQwhofkF5W0d+Pq3KJr1Q7RS qxNKIUHpOLDhw7D6W4LKLwoJFwgxMWkcHz4i2eYtndiHWCcIYT7JoXOmfZNYwYQlfehqRA/1VgaiP 0pZe1PuGp0FzQDlJcfnGnkOqkQ3s3Snakt+U58qEBOWgHEQ/PSKNBKBc1qP8SeCoU+2/sTqvyrH1P 6eHYJyBgBDd/LVBGqD65I6lg5mjGbsG93p3kI2GoxzfZRyzWGDuY3FsyOL/tFBgkR9wZzBhjARxDL 6zH2Ucdw==; Received: from [10.115.3.32] (helo=bosimpout12) by bosmailscan03.eigbox.net with esmtp (Exim) id 1lycpu-000692-56 for starlink@lists.bufferbloat.net; Wed, 30 Jun 2021 12:13:14 -0400 Received: from bosauthsmtp07.yourhostingaccount.com ([10.20.18.7]) by bosimpout12 with id PUDB25004099BUA01UDERG; Wed, 30 Jun 2021 12:13:14 -0400 X-Authority-Analysis: v=2.3 cv=d4VuNSrE c=1 sm=1 tr=0 a=x8qw8EAkfcRkIpZA8Q87Bg==:117 a=x+7tlP9+fMpTIVJEmcsKvw==:17 a=r6YtysWOX24A:10 a=Wo7qeYC63mUA:10 a=r77TgQKjGQsHNAKrUKIA:9 a=AMln5rZRAAAA:8 a=IbimcnOBAAAA:8 a=3j4BkbkPAAAA:8 a=JqEG_dyiAAAA:8 a=oLaR_0GkBYvKMk6FCjsA:9 a=CjuIK1q_8ugA:10 a=3JjewcZ95rYA:10 a=-FEs8UIgK8oA:10 a=NWVoK91CQyQA:10 a=SSmOFEACAAAA:8 a=jU4qhlNgAAAA:8 a=OvWni04HMG5FQCZWXdYA:9 a=IpV9QXGyBdYm5G2h:21 a=gKO2Hq4RSVkA:10 a=UiCQ7L4-1S4A:10 a=hTZeC7Yk6K0A:10 a=frz4AuCg-hUA:10 a=Usq-XC5-kwksK4N0mtzG:22 a=RRrLfZL9TAvvc7cq1o1J:22 Received: from c-73-222-32-85.hsd1.ca.comcast.net ([73.222.32.85]:62068 helo=SRA6) by bosauthsmtp07.eigbox.net with esmtpa (Exim) id 1lycpq-0004YS-Ll for starlink@lists.bufferbloat.net; Wed, 30 Jun 2021 12:13:10 -0400 Reply-To: From: "Dick Roy" To: Date: Wed, 30 Jun 2021 09:13:08 -0700 Organization: SRA Message-ID: <7088E667E6BB4E4CA79D1E623C8104A8@SRA6> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_01BD_01D76D90.25DD3050" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AddtyosISqS/PV74QuKdTrBzL1L7Fw== X-MimeOLE: Produced By Microsoft MimeOLE X-EN-UserInfo: f809475445fb8041985048e338e1a001:931c98230c6409dcc37fa7e93b490c27 X-EN-AuthUser: dickroy@intellicommunications.com Sender: "Dick Roy" X-EN-OrigIP: 73.222.32.85 X-EN-OrigHost: c-73-222-32-85.hsd1.ca.comcast.net Subject: [Starlink] For you satcom geeks ... X-BeenThere: starlink@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Starlink has bufferbloat. Bad." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Jun 2021 16:13:15 -0000 This is a multi-part message in MIME format. ------=_NextPart_000_01BD_01D76D90.25DD3050 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit >From MIT's Tech Review: I am guessing Elon has read this article already! :^)))) Her tiny satellites could bring connectivity to the remotest places on Earth. Sara Spangelo didn't quite make it as an astronaut. But four years after an unsuccessful tryout with Canada's space agency, she's achieved her own space milestone: unveiling the world's lowest-cost always-available satellite communications network. Spangelo, who holds a PhD in aerospace engineering from the University of Michigan, is CEO of Swarm Technologies , which seeks to provide affordable data services for devices anywhere on Earth. Today, nearly 90% of the planet's surface, including oceans, deserts, and polar regions, lacks internet access. Connecting via satellite has long been cost-prohibitive, because satellite networks typically cost billions of dollars to deploy and maintain. The key to lowering costs was to bring down size: Swarm's satellites, roughly the size of a slice of French toast, are the smallest two-way communication devices in orbit today. Because they're so compact, they can hitch rides on commercial rockets for bargain prices: total launch costs for Swarm's full constellation of 150 satellites, which the company will finish placing in low Earth orbit by the end of 2021, will run less than $3 million. Swarm's data connection, which uses the VHF radio spectrum, won't enable seafarers to stream Netflix: its current transfer rate of 1 kilobit per second is similar to 1990s dial-up. Swarm's niche, rather, is giving customers the ability to transmit small yet highly useful packets of information from the world's most far-flung places. This enables them to remotely monitor water supplies, detect leaks in pipelines, measure soil contents, track wildlife, or guarantee the temperature of vaccines in cold-chain transport. by Jonathan W. Rosen * facebooklink opens in a new window * twitterlink opens in a new window * linkedinlink opens in a new window * emaillink opens in a new window June 30, 2021 ------=_NextPart_000_01BD_01D76D90.25DD3050 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

From MIT’s Tech Review: I am guessing Elon has = read this article already! :^))))

 

 

Her tiny satellites could bring connectivity = to the remotest places on Earth.

Sara Spangelo didn’t quite make it as an astronaut. But four years = after an unsuccessful tryout with Canada’s space agency, she’s achieved her own space milestone: unveiling = the world’s lowest-cost always-available satellite communications = network.

Spangelo, who holds a PhD in aerospace engineering from the University of Michigan, is CEO of Swarm Technologies, which = seeks to provide affordable data services for devices anywhere on Earth. Today, = nearly 90% of the planet’s surface, including oceans, deserts, and polar regions, lacks internet access. Connecting via satellite has long been cost-prohibitive, because satellite networks typically cost billions of = dollars to deploy and maintain.

The key to lowering costs was to bring down size: Swarm’s satellites, = roughly the size of a slice of French toast, are the smallest two-way communication = devices in orbit today. Because they’re so compact, they can hitch rides = on commercial rockets for bargain prices: total launch costs for = Swarm’s full constellation of 150 satellites, which the company will finish = placing in low Earth orbit by the end of 2021, will run less than $3 = million. 

Swarm’s data connection, which uses the VHF radio spectrum, won’t enable seafarers to stream Netflix: its current transfer rate of 1 kilobit per = second is similar to 1990s dial-up. Swarm’s niche, rather, is giving = customers the ability to transmit small yet highly useful packets of information = from the world’s most far-flung places. This enables them to remotely = monitor water supplies, detect leaks in pipelines, measure soil contents, track wildlife, or guarantee the temperature of vaccines in cold-chain = transport.

·  twitterlink opens in a new = window

 

·  linkedinlink opens in a new = window

 

·  emaillink opens in a new = window

June 30, 2021

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