![Rotational Speed Direction Dual Channel Hall Effect Speed Sensor Gvs-02 0-20kHz - China Dual Channel Speed Sensor, Hall Effect Speed Sensor | Made-in-China.com Rotational Speed Direction Dual Channel Hall Effect Speed Sensor Gvs-02 0-20kHz - China Dual Channel Speed Sensor, Hall Effect Speed Sensor | Made-in-China.com](https://image.made-in-china.com/2f0j00EelfmQdGhNoU/Rotational-Speed-Direction-Dual-Channel-Hall-Effect-Speed-Sensor-Gvs-02-0-20kHz.jpg)
Rotational Speed Direction Dual Channel Hall Effect Speed Sensor Gvs-02 0-20kHz - China Dual Channel Speed Sensor, Hall Effect Speed Sensor | Made-in-China.com
![Dual-Channel Quadrature Hall-Effect Bipolar Switch Module for Magnetic Encoder - Electronics-Lab.com Dual-Channel Quadrature Hall-Effect Bipolar Switch Module for Magnetic Encoder - Electronics-Lab.com](https://www.electronics-lab.com/wp-content/uploads/2017/01/Hall-Effect-Bipolar-Switch-PIC1.jpg)
Dual-Channel Quadrature Hall-Effect Bipolar Switch Module for Magnetic Encoder - Electronics-Lab.com
![Figure 2 from A syringe injection rate detector employing a dual Hall-effect sensor configuration | Semantic Scholar Figure 2 from A syringe injection rate detector employing a dual Hall-effect sensor configuration | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/94853fdc342d5cf9e4f2cfca32b099c5e198681f/2-Figure2-1.png)