The product consists of nine-hole universal plate, transparent component box, LC oscillating source, RC phase shifter circuit, double operational amplifier, power supply, and other modules.
Main technical indicators
☆DC digital display voltmeter: four ranges: 0~199.99V, 0~19.999V, 0~1.9999V, 0~199.99mv
☆DC digital display ammeter: four ranges: 0~1.9999A, 0~199.99mA, 0~19.999mA, 0~1.9999mA
☆Special power supply for experiment: output ±15V.