Sparkfun
SparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible. Open source technology, resources, DIY electronics, and more.
186 Projects
Smart Wear Based on Soracom Technology
In the last month, I have become interested in applications related to smart wear, able to use IoT tools to monitor your body.
Netduino Connected Appliance Shield
Same code as example but with a scaled down single shield with 120 VAC in powering the Netduino and a relay to turn your appliance on/off.
Netduino Environmental Sensor Project
Sensing, power, air quality, temperature, humidity, and air pressure displayed on an LCD and transmitted by MQTT.
Helium Air Quality Sensor
A Helium-based air quality sensor and solar setup.
Smart Switch Using Arduino And Alexa
Temperature sensor is used to control a switch (relay) to turn on or off the device.
How To Make An Adjustable 555 Timer Relay Switch
Learn how to make a precisely adjustable timer with a variable delay from 1 - 100 seconds that uses the 555 IC. The 555 timer is configured as a Monostable Multivibrator. The output load is driven by the relay switch which is in turn controlled by the timer circuit.
Drs For Sanitization Needs Of Baby
My Idea is about designing Amazon DRS enabled vending box for sanitizing needs of baby (i.e. baby diapers, baby soap and baby wipes).
Human Interaction Robot Based On The Satellite Kit Platform
Use of a voice recognition system based on Snips to control a robotic platform.
Rgb Potion
A fully RGB colour customisable potion!
PSoC 4: The Auto Ranging Multi-Meter
An auto ranging meter with diode/LED, resistance, capacitance, continuity testing capabilities. No Voltage or Current measurements !
Sony DIY Retro MP3 Player
A plain vanilla MP3 player build with Sony Spresense board which has a display + 5 buttons for controlling volume/play/pause/changing songs.
Psoc4: Low Cost Dds Function Generator For Makers
Generating Sine, Square, Triangular, Sawtooth Waveform with Direct Digital Synthesizer method using PSoC 4 MCU and few passive components.
Hacking Qualcomm (Quick Charge) QC 2.0/3.0 With ATtiny85
Get not only 5 volts but also 9, 12 volts (18 Watts max) out of any QC-compatible charger/power bank for supplying power hungry projects.
Magnetic Field Visualizer
Utilizing TLV493D 3D Magnetic sensor to visualize a magnet's NS pole direction, heading, magnetic field line & strength on an E-ink Display.
Vintage Bench-Top DC Hybrid Voltmeter
With a DC range of -25V to +25V, a voltmeter combining analog needle & digital LEDs to represent integer & fractional voltages respectively.
Diy Electronic Horn For A Bicycle Or Car
The LM555 generates an electronic horn signal which is amplified by an LM386. The tone and gain of the horn can be easily varied. The horn can be used in a car, scooter, cycle, and motorbike.
Psoc 4: Natural Gas Leakage Alarm System For Kitchen Safety
An analog heavy system that detects leakage of NG (Methane) from stoves, gas cylinder tubes inside kitchen and generates audiovisual alerts.
Infinity Gauntlet
Making an Infinity Gauntlet to interface with my Artificial Life project.