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Posts Tagged ‘instructable’

Portable VCR Raspberry Pi

Tuesday, January 13th, 2015

MisterM wrote this instructable detailing his 1981 portable VCR Raspberry PI media centre: This is an early '80s Sharp VC-2300H portable VCR that I've converted - it now has a Raspberry Pi at its heart, running the excellent Raspbmc media centre software. Other upgrades include a snazzy arduino-based clock and an...

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Posted in hacks, R-Pi | No Comments »

$2 DIY compost thermometer build

Monday, September 1st, 2014

afraser-kruck wrote this instructable detailing his DIY compost thermometer build: Here are some basic instructions on how to build a $2 compost thermometer using readily available supplies. It looks crappy (in a good rustic kind of way), but works great and uses few materials. You really don't need to read this... I...

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Posted in DIY | No Comments »

Go analog with a resistance-based calculator

Monday, August 18th, 2014

tanishqjain340 wrote this instructable detailing the build of his analog calculator project: Do simple calculations with your math box. The next time you need to crunch a couple of numbers, resist the urge to grab a digital calculator. Instead, round up some variable resistors, also known as potentiometers, and wire them into an...

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Posted in DIY | 2 Comments »

Solar tracking device using MSP430

Thursday, July 17th, 2014

[embed]http://www.youtube.com/watch?v=xRpPh83sZKU[/embed] vigneshraja wrote this Instructable detailing his solar tracking device using MSP430: Hi everyone.here i am showing my solar tracking project for solar panel. The two LDRs are connected to both edges of the solar panel.so it can able to follow sun direction from east side sunrise to until west side...

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Posted in hacks, MSP430 | 1 Comment »

Wireless controlled robotic hand

Friday, June 27th, 2014

Gabry295 wrote this Instructable detailing the build of his wireless controlled robotic hand: It consists in an artificial hand controlled by a glove with flex sensors. The artificial hand reproduces the movements of the hand with the control glove. The hand and the glove works both with Arduino. Check out the video after the...

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Posted in Arduino, robotics | No Comments »

Yet another DIY diode laser engraver

Tuesday, June 24th, 2014

John1a wrote this Instructable detailing the build of his DIY diode laser engraver: Only recently I got comfortable with the parts and knowledge needed to built a CNC. I really needed a kind of plotter for my work. As you know a Commercial Laser Engraver is really pricey and a good one is...

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Posted in DIY | No Comments »

Simple LED driver/constant-current source 20 mA

Monday, June 2nd, 2014

Another Instructable by Jan Henrik,  a constant-current source which gives 20mA at the output.  He writes: It is a circuit, which limits the current to 20mA, what allows us to drive any normal led, without calculating a resistor, you can just plug the led in and see it emitting light… Also...

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Posted in how-to, LEDs | 4 Comments »

Interactive LED beer pong table

Monday, April 28th, 2014

Jeff wrote this Instructable detailing the build of his LED beer pong table project: This instructable will guide you through all of the steps to in order to create a one-of-a-kind beer pong table complete with cup detecting RGB pods, automatic ball washers, a 32x12 ping pong ball LED grid, side LED rings for...

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Posted in DIY, how-to | 1 Comment »

PWM generator and servo tester with ATtiny45

Friday, April 18th, 2014

Jan Henrik wrote this Instructable detailing the build of his PWM generator and servo tester with ATtiny45: This PWM generator also works as servotester, it supports all kinds of servos, which dont need more then 5V Features: Operating voltage: 5V Max PWM current: 1 A PWM frequency (by now) : 500HZ , I am...

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Posted in DIY | No Comments »

Hacking a 3D printer into a tattoo machine

Wednesday, April 16th, 2014

Here's a cool instructable for a 3D printer tattoo machine: In october 2013, a famous design school in Paris, ENSCI les Ateliers, hosted a workshop organised by the French Ministry of culture. The idea was to use images, videos and sound fallen in the national pubic domain and use them in a...

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Posted in 3D Model | 1 Comment »

PCBs made using a laser cutter

Tuesday, April 8th, 2014

Joebell wrote this Instructable detailing the process of making a double-sided PCBs with a laser cutter: With a little practice, you can make excellent double-sided PCBs by combining a laser cutter with chemical etching. The basic idea is: the laser cutter blasts away spray painted etch resist, then chemicals eat away the...

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Posted in DIY, PCBs | 2 Comments »

Nixie bargraph clock

Wednesday, April 2nd, 2014

Thereisonlyme wrote this Instructable detailing the build of his Nixie bargraph clock: This is a cool Nixie Bargraph Clock that has an hour and minute tube, the heights of the plasma in each tube indicates the time. There are some wires wrapped around the tubes so you can easily see what time...

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Posted in clock, DIY | No Comments »

LittleBits sample rotator

Tuesday, January 28th, 2014

Kra5h writes:In my Instructable I demonstrate how to build a sample rotator, a common laboratory device used to continuously mix lab samples, using Erector set parts and littleBits.In the littleBits Base Kit, the motor module comes with an adapter for a Lego cross-axle so you can add motion to a Lego...

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Posted in DIY | No Comments »

Digital/Analog clock – Arduino + PaperCraft

Wednesday, August 7th, 2013

alstroemeria wrote this Instructable detailing the build of his Digital/Analog clock: In this instructable we will be recreating a clock inspired by Alvin Aronson's original design. When I first saw this clock I was very impressed by how clean an elegant the design was I immediately wanted to recreate this effect....

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Posted in clock, DIY | No Comments »

Polyimide (Kapton) PCB solder paste stencil

Tuesday, July 23rd, 2013

cmiyc wrote this Instructable: Polyimide (Kapton) PCB solder paste stencil Creating a solder paste stencil for a toaster reflow oven or hot plate is simple when you have access to a laser cutter.  I used the Laser Cutter at my local TechShop to create this and other PCB stencils. This Instructable assumes...

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Posted in DIY | 2 Comments »

Becks beer bottle with an audio recording scratched on it

Tuesday, July 2nd, 2013

Here’s an Instructable by GYRO:  Becks beer bottle with an audio recording scratched on it We ground a high-speed steel cutting tool which we polished to mirror finish resulting in a very quiet cut, all this taking place under a microscope! We also have a couple of sapphire tips which...

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Posted in DIY, gadget | No Comments »

DIY laser engraver

Wednesday, May 22nd, 2013

Want a laser engraver for your workshop? Here’s an Instructable  by ianmcmill on how to build your own. If you have some old donated scanners and printers chances are you have most of the stuff needed to make your own DIY Laser Engraver. The main thing that all laser engravers...

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Posted in DIY | No Comments »

Geo Data Logger: Arduino+GPS+SD+Accelerometer to log, time-stamp, and geo-tag sensor data

Tuesday, November 20th, 2012

This Instructable  describes a prototype of a road condition scanner using Arduino + GPS + SD + Accelerometer designed by TechBitar: I thought it would be educational to build a prototype that I can take on the road to log, geo-tag, and time-stamp sensors data to be analyzed later with...

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Posted in Arduino, Prototypes, sensors | 1 Comment »

GOduino III – the breadboard-friendly Arduino-based robot controller

Friday, November 16th, 2012

Techbitar wrote this Instructable detailing the build of his GOduino III - the breadboard-friendly Arduino-based robot controller. We previously covered the GOduino II. The GOduino III is based on the ATmega328p microcontroller and the L293D dual h-bridge. It's built with DIP ICs and through-hole components for ease of assembly and repair. ...

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Posted in Arduino | No Comments »

Reflow soldering toaster oven

Tuesday, November 15th, 2011

Frank wrote an instructable about a solder reflow oven made from a toaster: As I get more serious into my electronics hobby, I need to work with more SMD components. Some component packages are very difficult or impossible to solder with a traditional soldering iron. To solve this problem, I...

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Posted in project logs | No Comments »

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