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Build Upons LED - PTH (10 Pack)
Price: $14.50
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Sparkfun Item #: COM-13312 -

"There are LEDs and then there are Build Upons LEDs. Each Build Upons PTH LED in this 10 pack are brick shaped in the same form of your favorite construction block! These LEDs can be easily used as novelty indicator lights, or ground effects for your existing brick sets as the tops of each LED is compatible with LEGO® bricks. The Build Upons pack contains two diffused PTH LEDs of red, blue, yellow, green, and white. Each LED (minus the leads) are the exact same size as a LEGO® 1x1...

Building Open Source Hardware
Price: $62.50
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Sparkfun Item #: BOK-13220 -

"This is the first hands-on guide to the entire process of designing and manufacturing open source hardware. Drawing on extensive personal experience with DIY, maker, and hardware hacking projects, industry-leading contributors share proven approaches to design, fabrication, manufacturing, troubleshooting, licensing, documentation, and running an open source hardware business. Part I covers the emergence and evolution of open source hardware, what open source hardware licenses mean, and the...

Building Wireless Sensor Networks
Price: $52.86
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Sparkfun Item #: BOK-10324 -

"Create distributed sensor systems and intelligent interactive devices using the ZigBee wireless networking protocol and XBee radios. By the time you’re halfway through Rob Faludi’s fast-paced, hands-on guide, you’ll have built a series of useful projects, including a complete ZigBee wireless network that delivers remotely sensed data. This resource- and reference-packed book is perfect for inventors, hackers, crafters, students, hobbyists, and scientists. Note: Check below...

Bus Pirate
Price: $52.08
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Sparkfun Item #: TOL-09544 -

Bus Pirate Description: The Bus Pirate, created by Ian Lesnet and featured on Hack a Day, is a troubleshooting tool that communicates between a PC and any embedded device over most standard serial protocols, which include I2C, SPI, and asynchronous serial - all at voltages from 0-5.5VDC. This product eliminates a ton of early prototyping effort when working with new or unknown chips. Working with the Bus Pirate is simple and effective - type commands into a terminal on your computer, those...

Bus Pirate - v3.6a
Price: $52.08
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Sparkfun Item #: TOL-12942 -

"The Bus Pirate v3.6a, created by Ian Lesnet, is a troubleshooting tool that communicates between a PC and any embedded device over 1-wire, 2-wire, 3-wire, UART, I2C, SPI, and HD44780 LCD protocols - all at voltages from 0-5.5VDC. This product eliminates a ton of early prototyping effort when working with new or unknown chips. Working with the Bus Pirate is simple and effective - type commands into a terminal on your computer, those commands are interpreted by the Bus Pirate and sent via the...

Bus Pirate Cable
Price: $8.61
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Sparkfun Item #: CAB-09556 -

"This is an interface cable for the Bus Pirate, designed to connect to its 2x5 I/O header. The cable’s connector is composed of two rows of five 0.1" spaced pins; it’s also polarized, as is the mating connector on-board the Bus Pirate, so you can only connect the cable in one direction. The leads of the cable are terminated with female ends to mate with test hooks. The pin-out of the connector is documented here." ...

Butane Soldering Tip - Weller - Double Flat (1.0mm)
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Price: $17.30
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Sparkfun Item #: TOL-14227 -

"This is a replacement soldering tip for the Weller Portasol Butane Soldering Iron Kit. The double-flat type tip is 1mm wide. Replacing the tip is a breeze — simply unscrew the currently attached tip with a flat-head screwdriver, slip the replacement tip in, and screw it into place. The double-flat Weller tip has been pre-tinned with a lead-free alloy."

Button Cell Battery - 11.6mm (LR44)
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Price: $1.65
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Sparkfun Item #: PRT-11305 -

"These LR44 button cell batteries are fairly common but it can be hard to keep them around. They fit our digital calipers, so if you use yours as much as we use ours, you may want to go ahead and pick up a spare. Note: This item is non-returnable. If this item arrives damaged or is not functioning properly, please do not hesitate to contact us to see if further actions may be taken. Features: 1.5 VDC R44 Size Button Cell Zinc-Manganese Alkaline Compatible with LR1154, AG13, A76, 157, etc. " ...

Button Pad 2x2 - LED Compatible
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Price: $3.39
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Sparkfun Item #: COM-07836 -

"This is a translucent silicon rubber button pad with 4 buttons orignally inspired by the folks at monome.org. Each button has a hole underneath that accepts either a 3mm or 5mm standard LED. The idea is that you can create a button interface of your choice with the ability to display simple colors under each button. Mainly, we wanted to use our tri-color LEDs to create a full RGB color for each button. Each button has a conductive circle backing so that a switch can be created with exposed...

Button Pad 2x2 Bottom Bezel
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Price: $6.87
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Sparkfun Item #: COM-08747 -

"This is a black plastic bezel, custom made to mate with the silicon rubber pads. Black 1/8" ABS plastic. Using two of these bezels with two of the top bezels will create a 4x4 bezel appropriate for the full button pad. Documents: Dimensional Multi-Unit Assembly 3D Model " ...

Button Pad 2x2 Top Bezel
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Price: $3.39
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Sparkfun Item #: COM-08746 -

"This is a black plastic bezel, custom made to mate with the silicon rubber pads. Black 1/8" ABS plastic. We use four 4/40-0.5" size screws matched with plastic standoffs to attach the 2x2 button pad and Simon project boards. Using two of these bezels with two of the bottom bezels will create a 4x4 bezel appropriate for the full button pad. Documents: Dimensional Multi-Unit Assembly 3D Model " ...

Button Pad 4x4 - Breakout PCB
Price: $17.30
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Sparkfun Item #: COM-08033 -

"This a simple breakout board for the button pads. Each LED and button is brought out to the side connectors. The connectors are soldered to the back side of the PCB. We recommend trimming the connector leads on the button side as short as possible to reduce the deflection of the pad. Now with footprints for diodes! Use the super cheap 1N4148 through hole diodes. These can be used to isolate the switches to make for a bit easier decoding. Documents: Schematic Eagle Files Hookup Guide Datasheet...

Button Pad 4x4 - LED Compatible
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Price: $7.56
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Sparkfun Item #: COM-07835 -

"This is a translucent silicon rubber button pad with 16 buttons originally inspired by the folks at monome.org. Each button has a hole underneath that accepts either a 3mm or 5mm standard LED. The idea is that you can create a button interface of your choice with the ability to display simple colors under each button. Mainly, we wanted to use our tri-color LEDs to create a full RGB color for each button. 16 button pad can be split up into four, 4 button pads. Each button has a conductive...

CAN-BUS Shield
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Price: $46.87
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Sparkfun Item #: DEV-13262 -

"The CAN-BUS Shield provides your Arduino or Redboard with CAN-BUS capabilities and allows you to hack your vehicle. This shield allows you to poll the ECU for information including coolant temperature, throttle position, vehicle speed, and engine rpms. You can also store this data or output it to a screen to make an in-dash project. It uses the Microchip MCP2515 CAN controller with the MCP2551 CAN transceiver. CAN connection is via a standard 9-way sub-D for use with OBD-II cable. Ideal for...

Capacitance Meter DIY Kit
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Price: $24.26
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Sparkfun Item #: KIT-09485 -

"This kit includes everything you need to make your very own capacitance meter, able to measure caps anywhere between the range of 500uF to 1pF. Many multimeters are able to measure capacitance, but they’re rarely as precise as a dedicated capacitance meter. Not only does this product provide a great chance to hone your soldering skills, but you also come out with an accurate, fully functional, capacitance measuring tool. Assembly is very straightforward, and all components are...

Capacitive Touch Sensor Controller - MPR121QR2
Price: $8.61
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Sparkfun Item #: COM-09604 -

"The MPR121QR2 is an I2C driven capacitive touch sensor controller, capable of managing up to twelve electrodes. The chip also has eight LED driving pins, which, when not configured to control electrodes, can be used to drive LEDs. The device also features a 13th simulated electrode that represents the simultaneous charging of all the electrodes connected together to allow for increased proximity detection in a touch panel or touch screen array. The MPR121QR2 can operate at anywhere from 1.71...

Capacitor Ceramic 0.1uF
Price: $0.43
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Sparkfun Item #: COM-08375 -

"This is a very common 0.1uF capacitor. Used on all sorts of applications to decouple ICs from power supplies. 0.1" spaced leads make this a perfect candidate for breadboarding and perf boarding. Rated at 50V. If you need a bunch of these, you can get good bulk discounts on Digikey, part # : 399-4266-ND Documents:Power Supply Lecture Sold in single pieces"

Capacitor Ceramic 22pF
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Price: $0.43
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Sparkfun Item #: COM-08571 -

"This is a very common 22pF capacitor. Used with crystals for loading purposes. 0.1" spaced leads make this a perfect candidate for breadboarding and perf boarding. Rated at 200V. Documents:Crystal Oscillator Lecture Sold in single pieces"

Car Adapter Plug - Red LED
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Price: $2.61
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Sparkfun Item #: PRT-11474 -

"This 12V car adapter jack allows you to plug your project into your car’s cigarette lighter for power on the go. It includes the housing, fuse, spring-loaded center pin, and even a red LED to indicate power status. Wires are connected with solder tabs inside the housing. Documents: Product Video "

Carbon Monoxide Sensor - MQ-7
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Price: $12.61
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Sparkfun Item #: SEN-09403 -

"This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air. The MQ-7 can detect CO-gas concentrations anywhere from 20 to 2000ppm. This sensor has a high sensitivity and fast response time. The sensor’s output is an analog resistance. The drive circuit is very simple; all you need to do is power the heater coil with 5V, add a load resistance, and connect the output to an ADC. This sensor comes in a package similar to our MQ-3 alcohol sensor,...

Carrying Case - Black HDPE
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Price: $19.03
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Sparkfun Item #: PRT-14474 -

"Sometimes all you need is a simple but durable carrying case for your parts or projects. This carrying case is molded out of protective, black High-Density Polyethylene (HDPE), providing a good mix of abrasion resistance, impact toughness, resistance to chemicals, and strength for whatever you need to go inside! The lid features a Polyolefin snap-in latch and carrying handle as well. This case is the same one we have used for the SparkFun Inventor’s Kit v4.0, but unlike previous cases...

CAT 6 Cable - 3ft
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Price: $3.39
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Sparkfun Item #: CAB-08915 -

"This 3ft Category 6 (CAT 6) Ethernet cable is the solution to your internet working needs. With a speed of up to 500MHz you can connect to your LAN/WAN segments and networking gear at maximum speed. Also, with its superior connector you get a cable that is built for speed and endurance. Check the related items below for different lengths of CAT 6 cable. Features: UTP 24AWG 4 Twisted Pairs with PE Divider Stranded 568B EIA/TIA TSB-40A ETL Verified Contact Gold Plating 50u" Molded Strain...

Center Hole Adapters - 4 pack
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Price: $3.46
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Sparkfun Item #: ROB-12365 -

"These center hole adaptors come in packs of four, are .08” thick, and have an outer diameter .54”. Their ½” diameter lip allows them to fit snuggly into the large holes on Actobotics™ channels that change them from ½” diameter holes to .14” diameter holes perfect for the 6-32 socket head machine screws. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two...

Ceramic Resonator 16MHz
Price: $1.65
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Sparkfun Item #: COM-09420 -

"Resonators function like crystals, but are a lower cost solution that does not require external caps. These resonators are +/-0.5% or better from -20C-+80C. These resonators have built-in load capacitors so no external caps are needed. Documents: Datasheet "

Ceramic Resonator 20MHz
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Price: $1.65
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Sparkfun Item #: COM-00092 -

"Resonators function like crystals but crystals stick closer to their specified frequency over a full temperature range. These resonators are +/-0.5% or better from -20C-+80C. These resonators have built-in load capacitors so no external caps are needed.Datasheets: 20MHz, 10/8/4MHz"

Ceramic Resonator 8MHz
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Price: $1.65
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Sparkfun Item #: COM-00542 -

"Resonators function like crystals but stick closer to their specified frequency over a full temperature range. These resonators are +/-0.5% or better from -20C-+80C. These resonators have built-in load capacitors so no external caps are needed. Datasheets: 20MHz, 10/8/4MHz"

Chain - Delrin (0.25" x 12")
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Price: $12.16
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Sparkfun Item #: ROB-12465 -

"These plastic chains come in 1ft lengths preassembled with 48 individual and snapable bits, they have a tensile strength of 55 lbs, and 0.25” tooth spacing. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The wide range of components makes building complex electromechanical prototypes or...

Channel Bracket C
Price: $6.94
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Sparkfun Item #: ROB-12266 -

"These channel brackets (C type) provide you with an attachment point for a channel mountable gearbox kit. They share the same 0.5" center hole and 0.77" and 1.5" mounting hub patterns as the channels. Documents: SketchUp Part/585480.skp) Product Page (585480) " ...

Channel Mount Gearbox Kit - 360 Rotation (2:1 Ratio)
Price: $127.80
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Sparkfun Item #: ROB-12599 -

"These 360° rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - 360 Rotation (3.8:1 Ratio)
Price: $127.80
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Sparkfun Item #: ROB-12601 -

"These 360° rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - 360 Rotation (3:1 Ratio)
Price: $127.80
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Availability: Back Order
Sparkfun Item #: ROB-12600 -

"These 360° rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - 360 Rotation (5:1 Ratio)
Price: $127.80
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Sparkfun Item #: ROB-12602 -

"These 360° rotation 5:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - 360 Rotation (7:1 Ratio)
Price: $127.80
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Sparkfun Item #: ROB-12603 -

"These 360° rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Continuous Rotation (3.8:1 Ratio)
Price: $91.28
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Sparkfun Item #: ROB-12606 -

"These continuous rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Continuous Rotation (3:1 Ratio)
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Price: $91.28
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Sparkfun Item #: ROB-12605 -

"These continuous rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Continuous Rotation (7:1 Ratio)
Price: $91.28
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Sparkfun Item #: ROB-12608 -

"These continuous rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Standard Rotation (2:1 Ratio)
Price: $109.54
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Sparkfun Item #: ROB-12594 -

"These standard rotation 2:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Standard Rotation (3.8:1 Ratio)
Price: $109.54
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Sparkfun Item #: ROB-12596 -

"These standard rotation 3.8:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Standard Rotation (3:1 Ratio)
Price: $109.54
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Availability: Back Order
Sparkfun Item #: ROB-12595 -

"These standard rotation 3:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Mount Gearbox Kit - Standard Rotation (7:1 Ratio)
Price: $109.54
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Availability: Back Order
Sparkfun Item #: ROB-12598 -

"These standard rotation 7:1 gear ratio channel gearbox kits incorporate threaded side mounts to easily attach a standard size servo to numerous Actobotics products including tubing and channel; making it easy to incorporate a servo power gearbox into a custom pan & tilt, mechanical device, or robotic structure. Each gearbox kit includes a hardened 1/2” stainless steel final shaft with dual ABEC-5 precision ball bearings capable of supporting up to 200 pounds of vertical and...

Channel Slider A (pair)
Price: $10.42
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Sparkfun Item #: ROB-12559 -

"Channel sliders let you achieve precise linear motion with Actobotics channels. The A type channel sliders fully enclose the channel more rigid linear motion applications. There are 12 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be intuitively connected together. The...

Channel Slider B (pair)
Price: $7.81
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Sparkfun Item #: ROB-12560 -

"Channel sliders let you achieve precise linear motion with Actobotics channels. The B type channel sliders enclose the right, left, and open top of a channel while leaving the underside hub patterns open for additional attachments. There are 9 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all...

Channel Slider C (pair)
Price: $7.81
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Sparkfun Item #: ROB-12561 -

"Channel sliders let you achieve precise linear motion with Actobotics channels. The C type channel sliders enclose the right, left, and closed bottom of a channel leaving the interior of the channel open for additional attachments. There are 9 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all...

Channel Slider E (pair)
Price: $6.07
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Sparkfun Item #: ROB-12563 -

"Channel sliders let you achieve precise linear motion with Actobotics channels. The E type channel sliders enclose the open top of a channel leaving the left, right, and bottom sides open for additional attachments. There are 12 through-holes for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be...

Channel Slider G (pair)
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Price: $6.07
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Sparkfun Item #: ROB-12565 -

"Channel sliders let you achieve precise linear motion with Actobotics channels. The G type channel sliders enclose the bottom of a channel leaving the left, right, and open top available for additional attachments. There are 3 through-holes on each slider for multiple connection points. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can...

Channel Standoff - Aluminum (Threaded, 4 Pack)
Price: $6.48
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Sparkfun Item #: ROB-13228 -

"These threaded aluminum channel standoffs are 1.32” long and have a thread pitch of 6-32, and an outer diameter of 0.25”. Note: These standoffs are sold in packs of 4 and are designed specifically to fit inside Actobotics channels. Dimensions: Length - 1.32" Thread Pitch - 6-32 Documents: SketchUp Part Product Page (585402) " ...

Channel Tube Clamp - 1" Bore
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Price: $10.42
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Sparkfun Item #: ROB-12270 -

"These channel tube clamps are great for exactly what they are named as: securing a 1" diameter shaft or tube to an Actobotics channel or other mountable surface. These tube clamps have a 1" bore, a 1.3" long base, a height of 1.4", a thickness of 0.3", and two 6-32 tapped screw holes. Actobotics is a robotics building system based around extruded aluminum channels, gears, precision shafts, and ball bearings. Thanks to the two standardized hole patterns, nearly all Actobotics components can be...

Chapman Pocket Screwdriver Set
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Price: $25.04
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Sparkfun Item #: TOL-14190 -

"The Chapman Pocket Screwdriver Set is a unique addition to the screwdriver family, as it utilizes a ¼" ratchet, similar to one found on a socket wrench, as well as four custom-built drive bits. This pocket screwdriver is aptly named for its size — not only fitting in your pocket but also fitting into tight spaces where a normal-sized screwdriver would not be able to fit. Moreover, to change the direction you need the screw to go, just flip the pocket screwdriver over! The two...