Light Controlled Screamer with 555 chips

This an entry for the 555 contest. It's a silly doll that makes a squealing noise that changes pitch with light intensity using two 555 astable circuits.
Visit www.dinofab.com/screamer.html for more info.

Category:

Science & Technology

Tags:

• 555
• diy
• electronics
• muny
• photo cell
• oscillator
• astable circuit
• dinofab
• 555 contest
• robot
• mod
• educational
• instruction
• gadget
• howto

[jeriellsworth]

I like the end!

[dinomaui]

@jeriellsworth

Heh heh... thanks... I had some fun with that. :) I just love making these videos.

[pico3423]

that screamers wild!!! cool cat

[arfink]

Very nice stuff, I enjoyed the video. :) Now to get me some 555s to play with...

[drOffset]

Awesome! The guys in my office would hate me for building that, I must have one.