He found that the tone generator built into Audacity was quite useful, at least for generating waveforms at less than 20 KHz or so. Upon plugging his scope into his sound card’s audio jack ...

He’s made a proof of concept for a DIY tone generator, which is the same revolutionary system that made the Hammond organ sing. Whereas the Hammond has one tonewheel per note, this project uses ...

Description: PRECISION TYPE 5.5 INCH W X 4.5 INCH D X 7.25 INCH H SIZE TELECOMMUNICATION INDUSTRY APPLICATION HIGH IMPACT ABS PLASTIC HOUSING MATERIAL (1) 6 V LANTERN BATTERY VOLTAGE 577.5 HZ TONE ...