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Sender: "piclist-bounces@mit.edu" Date: Fri, 22 May 2020 20:01:42 -0700 Subject: Re: [EE] Light bulb moment (literally) Thread-Topic: [EE] Light bulb moment (literally) Thread-Index: AdYwr6mXElF80fEdTT686UPnOnnq6g== Message-ID: References: <000801d630a8$2395d7f0$6ac187d0$@amulvey.com> List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: <000801d630a8$2395d7f0$6ac187d0$@amulvey.com> Reply-To: Microcontroller discussion list - Public. Accept-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 gmail.com designates 209.85.218.44 as permitted sender) receiver=protection.outlook.com; client-ip=209.85.218.44; helo=mail-ej1-f44.google.com; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=481fF7xasfR3dvMYvUgSvMjBkFfNdncsStSvdS7FG3k=; b=MCpBtqp9TxtCuLe9yz16Py7v4aU4vn3EYxA4/PpkWDmPqRgJtTGD+BVHoiy9OqjyLh NF5LpzTPwygz03jk9jfRsheBqfzbzr8cwnehsjjHQlTte5rqS9XVbhWQyB9UZosg3Bo5 Ngbdx/n46Bwif1bGzxzihNH4Jv0gxQA1iLtJyWHPoKbT3B+KygTlxZxi+trPz9gvipUj k7COeKf/EO326FypD/taE0eC+leQMV+c16gBO+cJMeCRYx0PhzbjBQdOGxQslA34tWq3 cb4KzoJwo6/WLU8fCgVaysEZ+i/vLCHNNJk7y2LaQeE1pyrQy+w5pbwFKP4fTLxZWayN Sy2w== authentication-results: spf=pass (sender IP is 209.85.218.44) smtp.mailfrom=gmail.com; mit.edu; dkim=pass (signature was verified) header.d=gmail.com;mit.edu; dmarc=pass action=none header.from=gmail.com;compauth=pass reason=100 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-received: by 2002:a17:906:8748:: with SMTP id hj8mr11496021ejb.335.1590202939623; Fri, 22 May 2020 20:02:19 -0700 (PDT) x-topics: [EE] x-content-filtered-by: Mailman/MimeDel 2.1.6 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 On Sat, 23 May 2020 at 14:32, Allen Mulvey wrote: > I can see how this would happen. Most electrolytic capacitors have the > negative lead marked. But tantalums have the positive lead marked. Why do > everything the same when you can have so much fun the other way. > > Positive often marked with what LOOKS to be a "-" sign! R --=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 .