Buzzing Prank Toy from Farm Hacking on Tindie

It is a small circuit using two 555 timers to create a repeating short buzz.

Phone Hacks

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ELK DESIGNS Prank Kit - Funny Prank Toys - Kids Prank Gadgets - April Fools Prank Kit - Gags & Practical Joke Toys - Pranks for Kids - Gag Box

All Hackaday Related Products on Tindie

Buzzing Prank Toy from Farm Hacking on Tindie

Prank Stuff，Mini PCB Lrritating Noisemaker & Calls of Lnsects ，Small Size and Long Battery Life Start a Prank at Party,Office,Home : Toys & Games

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ELK DESIGNS Prank Kit - Funny Prank Toys - Kids Prank Gadgets - April Fools Prank Kit - Gags & Practical Joke Toys - Pranks for Kids - Gag Box

Easter Egg 555 Timer from Farm Hacking on Tindie

This pedal lets you start an oscilloscope capture when you have both hands busy.

Scope Triggering Pedal