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Resistors are a good thing, in fact, they're actually crucial in a lot of circuit designs. The only problem seems to be that …
This is the new revision of the kit. We switched to a better trimpot and green LED. This is a kit that gives you all of the b…
Are you looking to add a lot of color to your project? These massive 32x32 RGB LED panels are an awesome place to start. You …
We all know that you can never get too many LEDs. Don't worry, we've got you covered. This is a pack of basic red, yellow, bl…
This is the Circuit Scribe Lite Kit, a all-in-one starter pack to create simple circuits with conductive ink. Once you unpack…
This is a joystick very similar to the 'analog' joysticks on PS2 (PlayStation 2) controllers. Directional movements are simpl…
This is the FemtoBuck, a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a sin…
4-digit 7-segment displays are really neat little devices, it's a shame that they can be so cumbersome to control. Well we've…
This is a breakout board for our [Blackberry Trackball](http://www.sparkfun.com/commerce/product_info.php?products_id=9308). …
This is the Magnetic Door Switch Set, a small reed switch assembly specifically designed to alert you when doors, drawers, or…
This 1024 pulse per rotation rotary encoder outputs [gray code](http://en.wikipedia.org/wiki/Gray_code) which you can interpr…
Gone are the days that you have to worry about silicone water proofing splitting and breaking on you! These are sealed addres…
This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it…
A basic 12 button keypad for user input. The buttons are setup in a matrix format. This allows a microcontroller to 'scan' th…
Ever hear of a thing called RGB? Red, Green, Blue? How about an RGB LED? These 5mm units have four pins - Cathode is the long…
EL inverters allow you to drive EL (electroluminescent) wires. This particular EL inverter accepts a 12 VDC wall adapter. The…
This is a Hardware Pack for the Intel® Edison, with this set you will be provided with increased mechanical strength for sta…
This is a standard 12mm square momentary button. What we really like is the large button head and good tactile feel (it 'clic…
There are lots of trimpots out there. Some are very large, some so small they require a screwdriver. Here at SparkFun, we jus…
These are bare addressable 5 meter long 5V RGB LED strips that come packed with 60 WS2812s per meter. As these are bare LED s…
If you've ever wondered how to control the headlight of a car from a microcontroller, a MOSFET is what you need. This is a ve…
Want to control a standard wall outlet device with your micro controller, but don't want to mess with the high voltage wiring…
A solid state relay (SSR) allows you to control high-curent AC loads from lower voltage DC control circuitry. Solid state rel…
The PicoBuck LED Driver is an economical and easy to use driver that will allow you to control and blend three different LEDs…
This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage. This fixed reg…
This is an 8 gig microSD memory card. It's perfect for massive datalogging without taking up a lot of space. These microSD ca…
This is the Circuit Scribe Conductive Ink Pen, a simple looking ball-point pen that allows you to draw circuits instead of so…
Atmel's itty-bitty ATtiny85 8-Bit Processor. 8K of program space, 6 I/O lines, and 4-channel 10 bit ADC. Runs up to 20MHz wit…
Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty …
Are you looking to add a lot of color to your project? These large 32x16 RGB LED panels are an awesome place to start. You ca…
4-way Pacman type arcade joystick. Heavy duty design gives this joystick a great feel! **Features:** * ABS plastic and so…
These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current …
It's the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated p…
Gone are the days that you have to worry about silicone weather proofing splitting and breaking on you! These are sealed addr…
VS1053b from VLSI is a single-chip Ogg Vorbis/MP3/AAC/WMA/MIDI audio decoder and an IMA ADPCM and user-loadable Ogg Vorbis en…
A very powerful 5mW green laser. Fun, but don't point in anyone's eyes. These units include a momentary power button and two …
Simple SPDT slide switch. Rated at 30V/200mA. The pins have .1" spacing - fits great into a breadboard! Use it as a power swi…
Faster, cheaper, smaller, better, right? The SN754410 Quad Half H-Bridge is just that. Capable of driving high voltage motors…
This is the Circuit Scribe Maker Kit, a massive conductive ink pack with a full range of modules and other items that you can…
We've heard you, and made a number of improvements to our EL Sequencer. The new version adds zero-crossing optoisolated triac…
Thermoelectric coolers (TEC or Peltier) create a temperature differential on each side. One side gets hot and the other side …
This is a heavy duty SPST toggle switch - your basic on/off toggle. Rated for 2A at 250V or 4A at 125V. Includes a face plate…
Surface transducers give you the awesome power to turn almost any surface into a speaker. They're essentially just a speaker …
Everyone likes a (carefully controlled) fire! We've met some very ambitious pyros on our mission of enabling makers to keep m…
The seven band graphic equalizer IC is a CMOS chip that divides the audio spectrum into seven bands. 63Hz, 160Hz, 400Hz, 1kHz…
These tactile buttons are great for all sorts of projects. This assortment comes with 2 of each of 6 different colors for a t…
Let there be light(s)! This festive string of addressable RGB LEDs can add color to indoor or outdoor displays. Much like our…
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