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MIDI Solenoid Drummer
Use Crickit to build an automated percussive instrument.
by C. Cunningham
This project shows you how to use an Adafruit Feather, Crickit, & four 5V solenoids to build a MIDI sequenced miniature drumkit.
Circuit Playground: N is for Noise
Learn about electrical noise with Adabot & Minerva!
by C. Cunningham
You can't see it or hear it, but it sure can effect your electronics! Adabot and Minerva set out to solve the mystery of electrical noise … and maybe even watch a movie together.
Labo RC Car Action Lights
Customize your Nintendo Labo RC Car with vibration-triggered underglow
by C. Cunningham
Use Circuit Playground Express to trick out your Labo RC Car with with some sweet motion-activated lighting.
Labo Piano Light FX
Customize your Nintendo Labo Piano with Circuit Playground Express!
by C. Cunningham
Use a Circuit Playground Express and an electret mic to add sound triggered lighting to your Piano Toy-Con.
Giant Mechanical Keyboard
Make a huge keyboard to kill programs!
by C. Cunningham
Why settle for a single PANIC button? Make a giant three-button mechanical keyboard to kill rogue applications. Very satisfying!
Custom Milled PCB Pins
Make wearable art with your milling machine
by C. Cunningham
Turn your own custom designs into beautiful pins with a milling machine, paint, and epoxy resin.
Prophet 600 GliGli mod
Upgrade a vintage analog synthesizer with a new digital brain.
by C. Cunningham
Upgrade a Sequential Circuits Prophet 600 using a Teensy++ microcontroller and GliGli's cutom firmware.
CircuitPlayground Morse Code Flasher
Create a Morse code signal display with Circuit Playground Express
by C. Cunningham
Enter your message and watch it displayed as Morse code using Circuit Playground's built-in LEDs. We'll use both MakeCode and CircuitPython to program the project!
Circuit Playground: M is for MOSFET
Learn about the super powers of MOSFETs!
by C. Cunningham
Visit Circuit Playground and find out how MOSFETs can make small electrical signals POWERFUL!
Echo 2-XL
GIve your Amazon Echo a new persona.
by C. Cunningham
Repurpose a classic toy robot as a new face and voice for Alexa.
Circuit Playground: L is for LED
LEDs are glowing crystals!
by C. Cunningham
Billie's got the blues and Adabot has lots of questions. Learn about how an LED works with Adabot and the Circuit Playground components!
Pulse Room
Control room lighting & sound with the beat of your heart.
by C. Cunningham
Technology connects us to the outer world, but have we lost touch with our inner selves? Join Collin at home, as he attempts to remedy this modern condition by controlling room lighting & sound with the beating of his own heart.
Circuit Playground: K is for Kits
Build some kits with Ladyada & the Circuit Playground gang!
by C. Cunningham
Adabot & the Circuit Playground components love to jam, but they could use some new instruments. Luckily, Ladyada has few kits up her sleeve!
Meditation Trainer
Synchronize your pulse and breathing for increased relaxation and meditative states
by C. Cunningham
Use the Circuit Playground board and Pulse Sensor to track changes in your own heart rate variability.
Circuit Playground: J is for Joule
Learn about the Joule - a unit for measuring work
by C. Cunningham
Adabot gets working with James Prescott Joule and learns all about the Joule, a unit which measures work itself!
Bluefruit LE Connect for iOS
Learn how to use your iOS device to control and communicate with Bluefruit LE.
by C. Cunningham
Use Bluefruit LE Connect with Bluefruit LE hardware to control your project with your phone's accelerometer, send data over UART console, control Arduino pins, and much more.
Circuit Playground: D is for Diode
Learn about the electronic one-way valve!
by C. Cunningham
Join Adabot & Woz as they explore how a diode controls the flow of electrons and how it's used in a circuit.
Collin's Lab: Solar
Harness the power of our nearest star.
by C. Cunningham
Solar power uses some amazing yet surprisingly simple technology. Learn more about it with Collin.
Circuit Playground: F is for Frequency
Learn about frequency from a talking oscilloscope!
by C. Cunningham
Frequency is how often something happens over time - and it's important for many things, including radio broadcast & sound.
Collin's Lab: Binary & Hex
Explore strange new ways to count in code.
by C. Cunningham
Decimal isn't the only way to represent a value - get acquainted with Binary & Hexadecimal, two very important numeral systems often found lurking within the depths of technology.
Collin's Lab: RFID
Identifying object via radio waves
by C. Cunningham
Tiny tags that send & store data, powered by radio waves and small enough to be embedded under the skin – RFID is used all over, but it remains a fascinating technology.
Collin's Lab: MIDI
Digging digital music notation
by C. Cunningham
An introduction to the Musical Instrument Digital Interface protocol - what it is & how it works.
Collin's Lab: Soldering
It's all about making connections.
by C. Cunningham
Soldering is simple & easy to learn. Learn how to make great solder connections with Collin Cunningham.
Collin's Lab: Breadboards & Perfboards
Build it for testing, build it for keeping.
by C. Cunningham
Follow along with Collin & learn how to bring a circuit from schematic to reality using a solderless breadboard - then make it permanent by reincarnating your circuit on sturdy perfboard.
Collin's Lab: Multimeters
Measure & test those electrons
by C. Cunningham
Collin's Lab: Multimeters! The multimeter is your greatest ally when working with electronics. Learn how to measure voltage, resistance, current, & continuity - as well as which meter works best for specific tasks.