sparkfun

Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. **Features:** * 620-625nm Re...

Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. Features: Forward Voltage...

Check out these big 10mm common cathode through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. **Features:** ...

Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. Features: 3.0-3.4VDC Forw...

Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. **Features:** * 3.0-3.4VDC F...

Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow. **Features:** * 587-591nm Ye...

This Digital LED Voltmeter measures the voltage at a particular point of the system it has been hooked up to and then provides a readout on its thr...

The digital multimeter (DMM) is an essential tool in every electronic enthusiasts arsenal. The SparkFun Digital Multimeter, however, is not your av...

Potentiometers are incredibly useful, whether you\'re controlling the volume on your stereo or the \'mood lighting\' in your room. The problem with...

The Digital Sandbox (DS) is a learning platform that engages both the software and hardware worlds. It’s powered by a microcontroller that can inte...

This is the Add-On kit for the Digital Sandbox (DS) learning platform. With this add-on you will be able to perform the final three circuit experim...

While a DMM is great for a quick check, a panel mount current and volt meter is handy when you need to constantly monitor a system. Battery backed ...

This is a simple, subminiature size, axial lead mounted rectifier diode. Often used for reverse voltage protection, the 1N4004 is a staple for many...

This is a simple, subminiature size, axial lead mounted rectifier diode. Often used for reverse voltage protection, the 1N4001 is a staple for many...

This is a very common signal diode - 1N4148. Use this for signals up to 200mA of current. **Documents:** * [Datasheet](https://www.diodes.com/ass...

Dip sockets for all your prototyping needs. If you\'ve ever had to de-solder a dip part from a circuit board, you know how valuable these are! Numb...

Dip sockets for all your prototyping needs. If you\'ve ever had to de-solder a dip part from a circuit board, you know how valuable these are! Numb...

DIP switch with 8 individual switch positions. The pins have .1\" spacing - fits great into a breadboard! Works great as general control switches. ...

This is a 10 pack of Biomedical Sensor Pads, disposable electrodes that can be used to measure EEG, ECG and EMG levels. these little pads are perfe...

These dolly wheel drive plates provide you with a way to create an easy to assemble, low friction, drive system or motorized dolly platform. The dr...

These dolly wheel drive plates provide you with a way to create an easy to assemble, low friction, drive system. The idler A type plates are design...

This is the latest DS18B20 1-Wire digital temperature sensor from Maxim IC. Reports degrees C with 9 to 12-bit precision, -55C to 125C (+/-0.5C). E...

This is not your basic 7-segment display. The Dual 7-Segment Display features two digits with an RGB LED in every single segment! You will now have...

This adhesive, dual band antenna is perfect for situations when you\'re trying to get a signal out from a transmitter that you\'ve jammed down into...