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The Sully Station Deluxe Digital Logic Lab has everything you need to get started building and experimenting with digital electronics.
Designed with the beginner in mind, the kit provides a generous assortment of the most commonly used components in digital design. A full-size prototyping breadboard enables you to assemble and test circuits, and safely reuse components again and again.
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The Two Transistor Siren is a fun circuit that is easy to build. When the tactile push-button switch is pressed, the circuit produces a tone which steadily rises in pitch. When the button is released the tone gradually descends in pitch. Although the circuit is very simple, the effect is indeed quite reminiscent of an emergency siren.
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