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an ultrasonic (well above human hearing) pulse is transmitted from the unit and distance-to-target is determined by measuring the time required for the echo return
The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm
This straight bar load cell is made from an aluminum alloy and is capable of reading a capacity of 1KG of weight
74HC1457 is a quad 2-input multiplexer
Neodymium Magnet HC-SR501 an ultrasonic (well above humanNeodymium Magnet (NdFeB ) is a rare earth magnet made from an alloy of Neodymium, Iron and Boron to form the Nd2Fe14B tetragonal crystalline structure. They have replaced other types of magnets in many applications in modern products that require strong permanent magnets and magnetic fasteners such as electric motors in cordless tools,hard discs drives. Features : Dimensions: 14 mm. Direction of magnetisation: Axial. Max. temperature : 80 C. Quality
