Compare ULN2003 Stepper Motor Driver Board $1.60 This is a driver board for stepper motor with chipset ULN2003. There are four LEDs on the board to show A,B,C,D four-phases working status. It has a 2.54mm spacing header for easy connection. The size of the board is 2.8x2.8cmx2cm... 0 Add to Cart
Compare Code Disk for Wheel Speed Encoder $0.49 This is a code disk for speed encoder. It has 20 grids. The diameter of this code disk is 23mm. It has a D shape hole diameter 4mm. 0 Add to Cart
Compare Breakout of U-Shape Motor Speed Measurement $3.99 This is a breakout of U-shape motor speed measurement. Download: Tutorial 0 Add to Cart
Compare Linker Serial Servo Module for pcDuino/Arduino $9.99 Serial Servo Driver is a servo driver board that can drive up to 8 servos with a precision of 5us. The communication interface is TTL UART serial port, and compatible with Linker kit interface. Specification: Number of... 5 (1) Add to Cart
Compare Potentiometer Breakout for Robotics $3.25 This is a handy potentiometer breakout that can be used to adjust signal level in robotics. 0 Add to Cart
Compare Infrared Roadblock Sensor Breakout $4.99 LinkSprite infrared roadblock sensor uses an integrated infrared transceiver. 74LS00 is used to construct a resonator. Adjust the potentiometer can adjust the frequency of the infrared light to be the center of receiver, i.e. 38kHz. Now the... 0 Add to Cart
Compare Flame Sensor Breakout $4.99 Flame sensor is only sensitive to the light in the frequency band of infrared and ultrviolet. This breakout board has 3 pins: sensor output signal, power, and ground. The sensor output signal is an analog signal. In an indoor enviroment, the... 0 Add to Cart
Compare Ball-Rolling Vibration Sensor Breakout $6.99 LinkSprite Ball-rolling vibration sensor breakout board use ball-rolling device to detect the vibration or tilt. There are three pins: Power, Ground and outpout digital signal. 0 Add to Cart
Compare Path Tracking Sensor for Robotics $8.99 Path tracking sensor uses a reflective infrared sensor (tcrt500). The infrared light is emitted and reflected back to the receiver, it's then inverted by 74LS14 and output to the output pin and the LED. The output signal is a digital signal. There... 0 Add to Cart
Compare Stepper Motor with Cable $10.99 This is a stepper motor with 6-wire and 2-phase. Download: Product page Specification Step Angle (degrees): 1.8 2 phases 6-wire cable attached Rated current: 1.35A Rated voltage: 12V Winding... 0 Add to Cart
Compare Toy Tires - Off Road $3.95 Toy Tires - Off Road Off-road Tires: 2.0" Diameter Comes in a pair 0 Add to Cart