1 Arduino Tutorial: Tachometer (RPM Counter)
InterlinkKnight's Arduino tachometer walkthrough, whose measurement code people reuse for engine and vehicle speed projects after adapting the sensor and pulse maths.
Topic
pulse counting
2 videos. Ranked by independent recommendations, not by views.
2 #303: What is a Pulse Counting FM Demodulator | Detector | Discriminator?
Offered as an approachable explanation of pulse-counting FM detection, a simple alternative to PLL or quadrature demodulator designs.
