Sparkfun

SparkFun COM-11078 TL431 - Voltage Reference The TL431 is a three−terminal programmable shunt regulator diode. This monolithic IC voltage reference operates as a low temperature coefficient...

Speaker, 30mm Dia, 8 ohm, PCB Mounted This through-hole PCB Mount Speaker is great for projects where you need something that sounds better than a piezo buzzer yet don’t have room for a...

Thermochromatic Pigment - Red (20g) - Discontinued We’ve all seen toys and things that change color when you run them under warm water or heat them up in the sun. Some of us were especially...

Coin Acceptor - Programmable 6 coin types (SparkFun COM-11636) Are you trying to make a quick dime from electronics? Why limit yourself to dimes? This coin acceptor will take up to 6 different kinds...

Muscle Wire - 0.005" Diameter (1 foot) This 0.005″ Muscle Wire (aka shape-memory Nitinol) is a one-foot long piece of nickel-titanium alloy that can flex and contract when a specific amount of...

Muscle Wire - 0.012" Diameter (1 foot) - SparkFun COM-11900 This 0.012" Muscle Wire (aka shape memory Nitinol) is a one foot long piece of nickel-titanium alloy that can flex and contract when a...

Flexinol Actuator Wire - 0.127mm (0.005″) Diameter (1 foot) Discontinued This 0.005" Flexinol Actuator Wire (aka shape-memory Nitinol) is a one-foot long piece of nickel-titanium alloy that can...

Flexinol Actuator Wire - 0.31mm (0.012") Diameter (1 foot) This 0.012" Flexinol® Actuator Wires (aka shape-memory Nitinol) is a one-foot long piece of nickel-titanium alloy that can flex and...

Thermal Printer TTL Serial 57mm SparkFun COM-14970 This is a thermal printer like you would find on a cash register or adding machine. It will print simple strings passed to it via TTL serial, bitmap...

Copper Tape - 5mm (50ft) Copper tape has countless applications in electronics from creating low-profile traces for electrical components to RF-shielding and antenna-making.Copper tape can even be...

British Telecom Connector, BTA, PTH (female) These analog (RH) British Telecom connectors are 6-pin connectors that are very similar to the RJ11 connectors except instead of a bottom-mounted hook...

SD MMC Card Socket SD cards are all over the place and they’re great for storing large amounts of data. Why not take advantage by adding an SD socket to your next data-heavy project. We use it...