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Timing belts are a fantastic way to transfer rotational motion (from a stepper motor) into linear motion (along a rail) and these GT2 belts are excellent for the task
54 mm spacing
10mm space for interruption
Bi-directional control for 1 DC motor
or when a sensor goes off
Sound Recorder Module with speacker and cable IRFZ44N MOSFET Timing belts are a fantasticThis voice recording module is based on ISD1820 chip. It is a multiplemessage record playback device. It supports true voice recording, nonvolatile storage, and playback capability for 10 seconds. This module is simple to use. You can have direct control by push button on the module itself or you can control automatically by microcontroller such as Arduino. You might easily control, record, playback and repeat the voice. Specifications Voltage range:
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