AH44E is a unipolar Digital hall sensor. A44E Ic is a small, versatile hall effect device that is operated by the magnetic field from a permanent or an electromagnet. The output voltage is set by the supply voltage and varies with the proportion to the magnetic field.
Features
- low noise output
- digital output
MAX7219 8 x 32 LED Dot 4 in 1 Display Matrix Module 






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