Open Source PCB Ruler

I’ve seen rulers from adafruit and EEV blog but I could not find the source files, so I could atleast print it out for my re...

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Antenna Design Paper for low power wireless RF modules

I’ve been working on a project of building wireless sensor network, and the information on the antenna design is very limite...

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Ultra Sonic Distance Measurment

A small project, I got from a client’s client. He need to for some application, what? I don’t know, I just made what h...

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Self assembling robots

Known as M-Blocks, the robots are cubes with no external moving parts. Nonetheless, they’re able to climb over and around on...

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Places to go shopping [INDIA]

NSK Electronics, Bangalore NSK electronics,S.P Road, Bangalore is the most famous and most heard among the circle, They provide al...

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PWM to analog voltage

Read this to brush up your concepts of PWM. This is diagram from Arduino site. Using this technique you can get the desired &ldquo...

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Into to realms of bare metal ARM

This dude is my hero, a must read if you are jumping in ARM bare metal programming. Andrew is using SAM4E16E processor on a SAM4E-...

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Turn off the mouse

If you use Linux, with wireless mouse which has a on/off switch, which you forget to switch off while going home,this is what you ...

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Arduino Square Wave generator

Update: I found this, its much more elegant than what I made, kudos to you guys, Next stop a bad ass waveform generator!! I’...

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Best DSP book

Best things in life are free, so is this DSP book,The Scientist and Engineer’s Guide to Digital Signal Processing By Steven ...