Electrical Instrumentation - Sensors with Sinusoidal Outputs - Class Notes
1.
AC Tachometers
What is an AC tachometer?
Output signal
Sinusoidal
Frequency proportional to rotation rate
Voltage amplitude proportional to rotation rate.
2.
Processing the output signals
Diodes & Rectification
Capacitors
Diode + Capacitor rectifier circuits
The circuit
Analysis of the circuit
Time constant behavior
Effect of diode threshold
Link to simulators in a problem
.