![hall effect - How does a tachometer measure RPM of a motor off of one wire from the unrectified signal of the stator? - Electrical Engineering Stack Exchange hall effect - How does a tachometer measure RPM of a motor off of one wire from the unrectified signal of the stator? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/DF5kL.jpg)
hall effect - How does a tachometer measure RPM of a motor off of one wire from the unrectified signal of the stator? - Electrical Engineering Stack Exchange
![in theory this should be able to pick up a tach signal if the signal wire is wrapped around a spark plug right? : r/Fixxit in theory this should be able to pick up a tach signal if the signal wire is wrapped around a spark plug right? : r/Fixxit](https://preview.redd.it/in-theory-this-should-be-able-to-pick-up-a-tach-signal-if-v0-42zryj4u7dta1.jpg?auto=webp&s=407af941f60d308779da5a56ce33d659a506e2aa)
in theory this should be able to pick up a tach signal if the signal wire is wrapped around a spark plug right? : r/Fixxit
![Aftermarket Veethree Electronic Tachometer Wiring - Modified Vehicle Builds & Special Projects - LR4x4 - The Land Rover Forum Aftermarket Veethree Electronic Tachometer Wiring - Modified Vehicle Builds & Special Projects - LR4x4 - The Land Rover Forum](https://content.invisioncic.com/r226025/monthly_2019_10/1896191358_ElectronicTachometerVeethree.jpg.83c112b4bb0ae75b4a17ec09d49f89b3.jpg)