Operational Amplifier OP AMP Tester For Single Dual Opamp TL071/TL072/TL081/082
For Single Dual opamp TL071 TL072 TL081/082. IC1a in the circuit is connected to a multivibrator with a frequency of about 1Hz, and the OP Amp. to be tested is connected to a unity gain inverting amplifier working state.