MAKE » Tag: Cellphones

DIY Smartphone LED Ring Light

Adam Flaherty — Mon, 07 Jan 2013 10:00:20 +0000

A ring flash will get you a shot with uniform lighting without harsh shadows. Lighting blogger Simon Ellingworth whipped up this LED variant for smartphones using a UFO-style camping light, a cheap smartphone case, and some velcro. You’ll obviously have to tweak your settings to achieve the effect you want, […]

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BLE Shields in the Maker Shed: One-Tap Wireless Between Arduino and Cell Phones

Brian Jepson — Mon, 03 Dec 2012 02:12:43 +0000

Maker Shed is now carrying RedBearLab's Bluetooth Low Energy (BLE) Shield. It's an inexpensive, simple, and fun way to get Arduino talking to an iPhone, iPad, or even some Macs... and probably a few Android devices as well. True to its name, BLE is low power, and it's also easy. Check out the walkthrough in the second half of this post: with a few clicks (or taps) I got my iPad and Arduino talking the universal language of blinkenlights!

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Whirlwind Papercraft Passive Amplifier

Adam Flaherty — Tue, 25 Sep 2012 11:00:19 +0000

We’ve seen papercraft passive amplifiers before, but the Whirlwind from instructables member urant folds away flat so you can stick it into your pocket. [via Life Hacker] Filed under: Computers & Mobile

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Snakes on a Game

Sean Michael Ragan — Sat, 22 Sep 2012 00:59:03 +0000

"Enough is enough! I have had it with these blankety-blank snakes on this blankety-blank, um...ARM...Cortex-M0, ah, microcontroller." Right, so, apologies are now due to hardworking Hack a Day writer Mike Szczys for reducing his latest tasty MCU project to a perfunctory SamJack joke. In point of fact...

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New in the Maker Shed: NFC Shield and Tags

Maker Shed — Wed, 12 Sep 2012 15:00:40 +0000

This NFC Shield for Arduino (available in the Maker Shed) is a great way to experiment with NFC. What's NFC you ask? It's an extension of RFID with a purposefully decreased range, making it great for projects where security is a consideration.

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Nexus 7 Dash Mount

Adam Flaherty — Tue, 07 Aug 2012 11:00:17 +0000

Tablets make great dashboard displays. In this video, makers Sonic Electronix install a Nexus 7 into a custom fabricated 2008 Dodge Ram dash cradle.

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GameKlip Smartphone to PS3 Adapter

Adam Flaherty — Tue, 07 Aug 2012 09:00:04 +0000

The GameKlip allows you mount your smartphone directly to a PS3 controller for optimum game play.

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How-To: Embed an RFID Card in an iPhone

Sean Michael Ragan — Tue, 17 Jul 2012 16:00:01 +0000

Based on this recent work from Londonite Dhani Sutanto, Becky over at Adafruit just posted this cool tutorial on how to install the antenna and chip from an RFID passcard, such as the MBTA's CharlieCard transit pass, inside your iPhone.

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Meet 5 Basic Survival Needs with a Busted Cellphone

Laura Cochrane — Fri, 15 Jun 2012 14:00:11 +0000

The Art of Manliness has a post up about dismantling a broken cellphone in order to mine it for useful components that can keep you alive after you get stranded in the middle of nowhere. Tools include a compass out of magnet paired with ferrous metal wire, a survival signal mirror out of a layer of screen, and a small-game snare out of headphone wire. But my favorite is the arrowhead spear made from a circuit board.

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Android Breathalyzer

Adam Flaherty — Thu, 31 May 2012 11:00:55 +0000

Here's a fun Android Breathalyzer prototype using the IOIO board, a Seeed alcohol sensor and Li-po Rider power module, and a Li-po battery inside an Altoid tin.

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