EMS Laboratories – Hobby Electronics
Unprecedented Innovations from a young group of Scientists who may change the way we interface with the Electronic Environment around us.
Author: dapj
FM Remote Speaker System
A high quality, noise free, wireless FM transmitter/receiver may be made using the LM566 VCO and LM565 PLL Detector. The LM566 VCO is used to convert the program material into FM format, which is...
Linear Regulated Dual Polarity Power Supply
This document describes how to construct a dual polarity linear power supply which can be configured for any positive or negative voltage between 1.2-35V. A power supply is the fundamental building block of all...
Electronic DIY Projects from Dago
Kalle Hyvönen an electronics enthusiast from Finland has made many interesting. In childhood dismantling of all kinds of electronic devices was his main occupation. That is what makes him a Wizard Today. Specializes in...
Ray Wilson – Music From Outer Space
Analog Synthesizer Do It Yourself – You have just discovered one of the coolest analog synth resources on the web. Check it out, build something cool, have fun. If you’re into electronics, can solder...
Learn on Gadget Hacks and Making Things
A Typical Hardware Hobby Enthusiast is a Hacker when he starts learning, it is sometimes given the name of reverse engineering in another context. The Hardware Hobby Freelance hacker is better off, he is...
A Surprisingly Accurate Digital LC Meter
An inductance / capacitance meter by Phil Rice VK3BHR, Almost as published in Amateur Radio magazine, April 2004. The AADE web site gave details of how their design worked and a circuit diagram. This...
ELektronik Kompendium
Two new circuits with AVR: Universal timer and frequency clock, in addition new software for the ATTiny11-Programmer, in order to be able to program also Tiny12 and Tiny15. Two new circuits with AVR: the...
