Stun Gun

THE STUN GUN IS NOT A TOY. It is being presented here for the educational and experimental purpose only. Most importantly extreme precaution should be taken care into account as its output develops about 25,000 volts. The output is pulsed and not continuous. But it may cause serious pain in case of careless handling.

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Guitar Vibrato

This simple vibrato. This adds a tremolo effect to any electronically amplified musical instrument. In other terms the vibrato or tremolo makes the sound to fluctuate at a very low frequency.  Besides, these fluctuations adds a new dimension of the music. Therefore, these devices have their greatest uses with guitars and accordions.

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Electronic Circuits – Simplified