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3V, 5V to 12V Step-Up DC converter circuit

3V, 5V to 12V Step-Up DC converter circuit

Using MAX668 integrated circuit you can build a very simple and high efficiency power supply able to convert 3. 3V – 5. 5V to 12V @2,3A 3V, 5V to 12V Step-Up DC converter circuit - [Link].

Via Electronics-Lab.com | Posted on 2010.08.23 at 07:03

LED Calculator

This LED calculator will calculate the current limiting resistor value and rounds the resistance to closest standard 5% resistor value. To use this software you need to enable Javascript in your browser.

Via Electronics-Lab.com | Posted on 2010.08.23 at 07:00

Arduino pong!

Arduino pong!

This project shows how to build a TV Pong game using Arduino platform and arduino-tv-out library. Source code is included. [via] Arduino pong! – [Link].

Via Electronics-Lab.com | Posted on 2010.08.23 at 06:44

XY Scanner for Laser Pointer

XY Scanner for Laser Pointer

XY Scanner for Laser Pointer – [Link].

Via Electronics-Lab.com | Posted on 2010.08.23 at 06:01

Ruby: A battery-powered amplifier

Ruby: A battery-powered amplifier

Ruby is a battery-powered amplifier and it is an “enhanced” version of the Little Gem. This amplifier is based on LM386 chip and has an input buffer that is feeding the inverting input.

Via Electronics-Lab.com | Posted on 2010.08.23 at 06:00

iCircuit: Circuit simulator for iPhone

iCircuit: Circuit simulator for iPhone

iCircuit is a basic circuit simulator for iPhone. It includes a basic schematic editor and circuit simulator with multimeter and oscilloscope views. You can use it to design both analog and digital circuits and watch them working in real time as real circuits do.

Via Electronics-Lab.com | Posted on 2010.08.12 at 10:25

Win-32 based USB Logic Analyzer

Win-32 based USB Logic Analyzer

This project shows how to build the software and hardware of a USB logic analyser based Win32 systems. It has 8 digital inputs and features a 20MS/s sample rate.

Via Electronics-Lab.com | Posted on 2010.08.12 at 10:17

Portable solar charging tracker

Portable solar charging tracker

This project describes how to build a portable solar charger tracker. It analyses the charging process. This unit connects with a small solar panel and a LiPo battery and keep track of solar panel voltage, battery voltage and current goes through the panel to battery charger.

Via Electronics-Lab.com | Posted on 2010.08.12 at 09:59

Altoids Tin Speaker

Altoids Tin Speaker

This project shows how to build an audio amplifier inside a Altoids tin box. The speaker, circuitry, AA battery and 3. 5mm connector are fit inside the tin.

Via Electronics-Lab.com | Posted on 2010.08.05 at 12:02

USB tester

USB tester

This device is a USB port tester that allows you to check any USB port of your computer. To check the operation of USB just plug it and if USB port is working correctly the green led should lit.

Via Electronics-Lab.com | Posted on 2010.08.05 at 11:55


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