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 medium sized LED Matrix with a backpack that has been designed to take SPI serial input and display any graphics …
This is the FemtoBuck, a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a sin…
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…
A solid state relay (SSR) allows you to control high-curent AC loads from lower voltage DC control circuitry. Solid state rel…
This is a joystick very similar to the 'analog' joysticks on PS2 (PlayStation 2) controllers. Directional movements are simpl…
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…
Gone are the days that you have to worry about silicone weather proofing splitting and breaking on you! These are sealed addr…
Gone are the days that you have to worry about silicone water proofing splitting and breaking on you! These are sealed addres…
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…
This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it…
We know this looks like a lot of our other LEDs, but it's not! This is a PTH Addressable RGB LED with a WS2812 control IC bui…
This is the HP QDSP-6064 bubble display, a tiny, 4-digit, 7-segment numerical indicator. THis little guy is perfect if you ne…
This 1024 pulse per rotation rotary encoder outputs [gray code](http://en.wikipedia.org/wiki/Gray_code) which you can interpr…
This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage. This fixed reg…
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…
There are lots of trimpots out there. Some are very large, some so small they require a screwdriver. Here at SparkFun, we jus…
We know this looks like a lot of our other LEDs, but it's not! This is a PTH Addressable RGB LED with a WS2812 control IC bui…
These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current …
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…
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…
This is an 8GB micro SDHC card that is pre-installed with the NOOBS operating system for the Raspberry Pi. NOOBS is actually …
We use these little buttons on everything! These Miniature Single Pole Single Throw switches have a good click to them and ar…
We've heard you, and made a number of improvements to our EL Sequencer. The new version adds zero-crossing optoisolated triac…
Simple SPDT slide switch. Rated at 30V/200mA. The pins have .1" spacing - fits great into a breadboard! Use it as a power swi…
EL inverters allow you to drive EL (electroluminescent) wires. This particular EL inverter accepts a 12 VDC wall adapter. The…
A basic 12 button keypad for user input. The buttons are setup in a matrix format. This allows a microcontroller to 'scan' th…
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…
We know these look like a lot of our other LEDs, but they're not! These are PTH Addressable RGB LEDs with a WS2812 control IC…
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…
Surface transducers give you the awesome power to turn almost any surface into a speaker. They're essentially just a speaker …
This is an awesome little microSD USB reader. Just slide your microSD card into the inside of the USB connector, then stick t…
This is a standard 12mm square momentary button. What we really like is the large button head and good tactile feel (it 'clic…
So much power and light from such a small package. This 5 pack of "Cool" white 3 Watt aluminum backed PCBs is sure to shed a …
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…
This is a small 12mm round speaker that operates around the audible 2kHz range. You can use these speakers to create simple m…
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…
So much power and light from such a small package. This 5 pack of "Warm" white 3 Watt aluminum backed PCBs is sure to shed a …
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…
A very powerful 5mW green laser. Fun, but don't point in anyone's eyes. These units include a momentary power button and two …
4-way Pacman type arcade joystick. Heavy duty design gives this joystick a great feel! **Features:** * ABS plastic and so…
Everyone likes a (carefully controlled) fire! We've met some very ambitious pyros on our mission of enabling makers to keep m…
Thermoelectric coolers (TEC or Peltier) create a temperature differential on each side. One side gets hot and the other side …
Faster, cheaper, smaller, better, right? The SN754410 Quad Half H-Bridge is just that. Capable of driving high voltage motors…
The PicoBuck LED Driver is an economical and easy to use driver that will allow you to control and blend three different LEDs…