DIY Projects

Ikea hack bookshelf bench

Ikea hack bookshelf bench

Randy Sarafan writes: The nice thing about IKEA furniture is that it is cheap and easy to hack. In other words, lets say that you were to buy two cheap $30 Gorm shelving units and assembled them to discover them that one was crooked. Well then, it would be really easy to spend an afternoon […]

Build a voice-powered RF transmitter

Build a voice-powered RF transmitter

Fred points out this schematic for a rather interesting radiotelephone transmitter instantaneously powered by the operator’s voice – One of the neatest minimalist amateur radio transmitter circuits around – this one is voice powered – it provides DSB, (double side band)modulation and power from an ordinary 8-ohm speaker – if are in doubt that the […]

Fun with cellphone feedback

Dino sent us this vid demonstrating some potential audio effects resulting from landline-to-cellphone delay times. Strictly speaking “reverb” is usually considered as sound delays with no discernible separation – but hey, who’s counting? Good clean fun to try at home- would definitely be cool to see this effect taken advantage of in a live performance […]