Tired of all those LCD TVs everywhere? Want a break from advertisements while you’re trying to eat? Want to zap screens from across the street? The TV-B-Gone kit is just what you need. With just a simple click of the button you can turn off any TV from 100’s of feet away. Zap! This project […]
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Patrick Flanagan invented the “Neurophone” over 40 years ago. His original patent (US3393279) was basically a radio transmitter that could be picked up by the human nervous system. It modulated a one-watt 40kHz transmitter with the audio signal, and used very near-field antennas to couple it to the body. It also used extremely high voltages. […]
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Add bright lighting to your space with powerful LEDs housed in PVC.
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This circuit is commonly credited to Japanese multimedia artist Tetsuo Kogawa. It takes audio input through a 1/4″ phono jack and, constructed as shown, without the optional antenna connections, will broadcast an FM radio signal about 30 feet. This is the standard model of Mr. Kogawa’s simplest FM transmitter, which is slightly more complex than […]
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