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INERTIA SWITCHES You will find thousand of different types of switches are needed to interface the…

SURFACE MOUNT This page describes a PC board for a Surface Mount PIC12F629 with an In-Circuit…

About 20 years ago an 8-pin chip was available that contained a 3 NOTE DOORBELL. It required no…

This project will keep you amused for hours. It's a simple COMBINATION LOCK with two buttons. They…

CALL REMINDER How many times have you rung a client and did not get through? Or you had to ring back…

Page 1 Go to: P2 P3 The First Law of Electronics. White LED Driver Detecting Light With a LED…

Page 1 All the circuits and projects we describe in these articles consist of very important…

One of the most important topics on everyone's lips is the environment and the use and wastage of…

Sound Meter The next circuit has two problems. Connecting an electret mic directly to the input of a…

Essential for servicing all types of Digital circuits Click for full size circuit This LOGIC PULSER…

Do you find your tunnels a bit short? Does the train pop out of the far end moments after the last…

An educational project using a PIC chip. This is a future article for Elektor Magazine To place an…

A fun metal detector to find coins at the beach All the parts for the PC board, PC board, battery…

Every model railway has a place where road and rail meet, and when it does, some form of warning is…

An educational project using a $10.00 doorbell No kits are available for this project 2014-10-2…

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What is your IQ, and is it important? This article alleviates your fear. IQ stands for…

The next discussion is not a mistake but an item that needs discussing. It is a 555 demonstration…

Page 1 Page 2 Page of Contents Headings in this 2-page article: Adjustable Output Voltage Boost…

LIST OF PROJECTS You will need these: PIC12F629 Pinout PIC16F628 Pinout Files in PIC12F629 and PIC…

This is an amazing project . . . us $65.00 plus $7.50 post Order kit Fully assembled version $19…

A surface mount project... Other surface mount projects: Phone Ring Infinity Bug UNDER CONSTRUCTION…

A handy 2-Digit Counter using the [PIC12F629](/articles/pic-lick-1) chip

Alarms and security related schematics Intermittent alarm generator Burglar alarm Moisture alarm…