Amplificadores operacionais - comparador - amplificador de sinal
22:18
Adjustable low current sources and TL431
21:02
Operational Amplifier with negative feedback and filters
26:40
8 defects in low and high power class AB amplifiers
16:18
Series-parallel circuits with capacitor and inductor
16:37
Como o Amplificador Operacional (AmpOp) Funciona?
21:34
OpAmp Operacional como comparador de tensão e realimentação negativa
26:10
Twilight switch with LED and a transistor
35:27