Circuits & Schematics - Beginners - 5

Manolis Xenias This is a simple use of the PIC 16F84 about a diode tester. Test procedure : We set 1 to PB0 and 0 to PB3. If diode is ok and opens, then at PA0 we have 1 . If PA0 is 0 , then the the diode has problem. With the program we manage ...

Circuit : Andy Collinson Description An electronic version of a chirping canary. May be used as an alarm, a sound effects generator or perhaps a replacement doorbell. Circuit Notes This circuit is a modified hartley oscillator with a couple of ...

This Instructable will show you how to put together some LeD Spidies for Halloween. They are simple to make and fun to hide in dark corners for guests to find. I have tried to keep this simple and to the point for the younger viewers. If you are ...

The simple conjuring trick in Figure 1 is intended to provide some enjoyment for the beginner in electronics or conjuring, and should take only an hour or two to build. The trick works as follows: a wand (with a magnet mounted in one end) must pass ...

Introduction Pulse Generator kit will generate a frequency in KHz which can form a good test gear project. This kit is based on the classic LM555 timer IC. Input - 12 VDC Max @ 40 mA Range - jumper selectable and preset tunable range of 1 Hz to 180 ...

Atanua is a real-time logic simulator, designed to help in learning of basic boolean logic and electronics. It uses OpenGL hardware-accelerated rendering and a custom UI designed for a fast workflow and a very low learning curve, letting the ...

4 Channel Infrared (IR) Remote is a simple kit using the famous HT12A and HT12D encoder / decoder chips from Holtek.

moris_zen How to turn a 10$ microscope and a 5$ USB camera into a cool digital microscope in 60 minuits. Just remove any screws and plastic cover that is not needed. This webcam cost me 5$ - very simple low resolution web cam. Place hot-glue over ...

Hanzablast Turn an old telelens and a webcam into a powerfull telescope that is capable of seeing craters on the moon. Next to the webcam and tele lens all you need are some standard pvc plumbing materials (pipes, diameter adapters and endcaps). ...

Do you like making electrical gadgets? Read on to find how to make them look indistinguishable from professional shop-bought equipment with nothing more than a can of spray glue and some OHP transparencies. Whether you are just making a flashlight ...