Hobby Electronics

Assembly Required This project enables you to listen to a conversation (or a bird in a tree, etc) beyond what you would normally hear. It uses ...

Assembly Required Here’s a fun way to test your hand eye coordination. The game sends a burst of light ‘skeet’ up along a string of ten LEDs, t...

Assembly Required This project enables you to talk (i.e. not shout) between parts of a house, or a house and a garage. You can even leave it on...

Assembly Required Touch switch.This project allows you to turn things on or off simply by touching a small sensor pad with your finger. This co...

Assembly Required No, this unit won't fill a disco with blinding white light. Those things are dangerous and run straight off 240V. This one ru...

Assembly Required This neat project enables you to dial a time you want to elapse before you want something to happen, say the exposure of a ca...

Assembly Required This low cost signal generator produces adjustable square and triangular waves between 100H-20kHz. Ideal for testing, trouble...

Instructions for Short Circuits Three Project 29 - Universal Timer Kit (KJ8108) Specifications: Physical structure Leaflet ...

Assembly Required This timer is adjustable between 1 second to 3.5 minutes. An LED illuminates during the timing period and a buzzer sounds at ...

Assembly Required Distortion is popular to many guitarists. It can make the music sound quite different Instructions sold separately or wit...

Assembly Required Add this sustain unit to your guitar to make it sound more fulfilling. Features adjustable Decay and Attack.•Kit supplied wit...

Assembly Required This sound activated switch closes a relay when a loud enough sound is heard. It switches off when the sound stops. Ideal for...

Assembly Required This amplifier on a chip can deliver about 13.5 watts into a ohm speaker. That's quite loud!Kit includes PCB, amplifier IC, h...

Assembly Required A cheap and handy amplifier that can improve low•level signal sources so they can be heard on headphones or a speaker.•Kit in...

Assembly Required Alternate flashing halogen lamps with an adjustable flash rate between 1 to 4 seconds.•Kit includes PCB, two halogen lamps wi...

Assembly Required An impressive display using 20 LEDs that chase forward and backward • just like scanners seen in space movies.•Kit includes P...

Assembly Required Dazzling display using 10 LEDs that appear to chase each other. Build for a shop, theater or advertising display.•Kit include...

Assembly Required A more sophisticated alarm including entry/ exit delay, flashing deterrent light, soft warning alarm and deafening internal ...

Assembly Required This simple design features a normally open and normally closed input, 40 second siren duration and triggered LED indication....

Assembly Required This two part kit uses an infrared beam to communicate between the controller and relay boards. When the control button is pr...

Assembly Required Recover your stolen goods using an FM radio. This kit transmits a tone over the FM band so that you can track it down using a...

Assembly Required Mount across a path or doorway. When a person or object breaks the beam the loudspeaker will sound.•Kit includes PCB, LDR, sp...

Assembly Required Another useful little kit that generates the sound of a classic Ding Dong door bell. Just the thing for your front door. •Ki...

Assembly Required A really low cost way to deter thieves from breaking into your car. This lamp flasher mounts on your car dashboard and start...