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Sender: "piclist-bounces@mit.edu" Date: Fri, 14 Feb 2020 10:18:44 -0800 Subject: RE: [CAUTION: Failed DKIM Test][EE] large USB power banks Thread-Topic: [CAUTION: Failed DKIM Test][EE] large USB power banks Thread-Index: AQDgcr56Fl1VYQGlE3WZgjo82+RleqoF39Iw Message-ID: <002a01d5e363$31705310$9450f930$@amulvey.com> References: List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: Reply-To: Microcontroller discussion list - Public. Accept-Language: en-US Content-Language: en-US X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Organization-AuthSource: TS500.efplus4.local X-MS-Has-Attach: X-Auto-Response-Suppress: All X-MS-Exchange-Organization-SenderIdResult: Pass X-MS-Exchange-Organization-PRD: mit.edu X-MS-TNEF-Correlator: received-spf: Pass (protection.outlook.com: domain of amulvey.com designates 24.169.71.174 as permitted sender) receiver=protection.outlook.com; client-ip=24.169.71.174; helo=mulvey.us; dkim-signature: v=1; c=relaxed/relaxed; h=from:to:references:in-reply-to:subject:date:message-id:mime-version:content-type:content-transfer-encoding; d=amulvey.com; s=amulvey; a=rsa-sha256; bh=jp0tnHM1eLQNYE26vnlK7sMkz9a4tjPcY27fvqDcrEg=; b=h0mKGnBOTpCCJXeWsKqLKZ1BoFCBs77mGQWHllUkUOyEZ8uhAWG/YbBUZ6dopQEyv XNjSrYcfAp5H+SmUnXq6zGLeOxz7fXVrzatmZ3REk0qmtNEpwsjtd9iw70Qep1AKZA4 gaeKOtPs40014XnkGtLDD1o/xkPUZ3p1BgxpGA4=; authentication-results: spf=pass (sender IP is 24.169.71.174) smtp.mailfrom=amulvey.com; mit.edu; dkim=pass (signature was verified) header.d=amulvey.com;mit.edu; dmarc=bestguesspass action=none header.from=amulvey.com;compauth=pass reason=109 errors-to: piclist-bounces@mit.edu list-id: "Microcontroller discussion list - Public." list-post: x-beenthere: piclist@mit.edu x-mailman-version: 2.1.6 x-topics: [EE] x-me-bayesian: 0.000000 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 I have about 6 phone size battery packs. All seem to actually deliver about half their mAh raring when delivering about .2 to .5 mA. Allen -----Original Message----- From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of David Van Horn Sent: Friday, February 14, 2020 11:57 AM To: Microcontroller discussion list - Public. Subject: [CAUTION: Failed DKIM Test][EE] large USB power banks I'm looking for a couple of large USB power banks, and hoping to get some recommendations. I see mAh ratings that are starting to sound like stun gun voltages, which is why I'm not just grabbing the biggest number on Amazon The application is astrophotography, running a bunch of peripherals including a lens heater. -- David VanHorn Lead Hardware Engineer Backcountry Access, Inc. 2820 Wilderness Pl, Unit H Boulder, CO 80301 USA phone: 303-417-1345 x110 email: david.vanhorn@backcountryaccess.com --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .