27K views · 565 reactions | This is a summing amplifier circuit using an op-amp. It combines multiple input signals into a single output by summing them through input resistors. By feeding sine waves of different odd harmonics (like 1st, 3rd, 5th, etc.) with decreasing amplitudes, the circuit can approximate a square wave at the output. #opamp #electronicsrd #ElectronicsEducation | Electronics - R&D | Facebook

1.9M views · 16K reactions | This audio amplifier is a four-channel Class AB, designed to deliver high-quality sound for a variety of applications. #amplifierspeakers #reels #fyp | Bang Cand | Facebook