This article explains a circuit that can pick up very low radio waves VLF from the air and turn them into sounds you can hear. Regular radios often miss these VLF waves because they focus on higher frequencies. This circuit is different it can find these, lower waves and convert them so you can listen […]
Audio Circuits
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Simple Digital Volume Controller Circuit
This circuit explains a special type of volume control for electronics that uses digital parts instead of a knob. Regular volume knobs use resistors to control the loudness, but this type uses tiny computer chips to do the same thing. This can be more precise and offer other features. Circuit Operation: Parts List: Category Type […]
Simple Variable Notch Filter Circuit
This circuit has a special filter that can be adjusted to cancel out specific sound frequencies. This is useful because you can change it to fit what you need. Another name for this filter is a band stop filter or band reject filter. These filters mostly get rid of or weaken certain sounds within a […]
Simple Motor Boat Sound Generator Circuit
Imagine a scenario where a miniature motor boat moves throughout your room effortlessly. In this setup, neither water nor a complicated wooden frame with a hefty engine attached is required only this compact electronic device suffices. What is a Motor Boat Sound Generator Circuit: A Motor Boat Sound Generator Circuit is an electronic circuit designed […]
Simple Contact MIC Circuit
Special microphones called contact mics can pick up weird sounds if you stick them on different things. They can even make sounds themselves if you give them a little electric boost. If you have an acoustic guitar that needs to be louder, you can use a contact mic with a simple circuit to make it […]
Make a Simple Electric Guitar Circuit
Are you interested in transforming your hawaian guitar into a homemade basic electric guitar? Here is a fantastic suggestion that will be cost effective to your pocket. What is an Electric Guitar: A simple electric guitar is a type of guitar that uses electronic pickups to convert the vibration of its steel or nickel strings […]