LAS VEGAS--For all the bicycle enthusiasts, especially those interested in longer-distance touring, China-based Jooyn Power Shenzen is introducing a rear-wheel mini generator that can power the ...

[Jordi] made this awesome looking mini amplifier which has a rather unusual feature. He’s calling it the Bizarre Mini Amplifier because it also has a white noise generator built right into it! Bizarre ...

“I don’t understand, you don’t have the technology.” OK, so it’s not actually a futuristic tool with the same capabilities as the one off the hit TV series Dr. Who, but this homemade “sonic ...

This sound generator circuit will produce 6 sound effects from the old west and it shows how far integration can be taken: IC1, a Type HT82207 from Holtek does virtually everything. Only a (small) ...