This project gives a cheap LC meter build using AT89C2051 microcontroller. An oscillator is created using op-amp LM311. The generated clock signal is measured using the timer in AT89C2051.
Sponsored Links
Circuit Diagram
![]()

8051 AT89C2051 based LC meter 1.0
AT89C2051 based LC meter, which can measure the inductance and capacitanace.