Audio Amplifier Circuit

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Use of diode limiters/clamps for input protection Use of active filters for tone control ... Figure 1-5 – LM386 internal circuit and 8-pin DIP pin assignments. This is an old chip that has been a popular choice for low-power audio applications for many years. There are many other audio amp ICs on the market (LM380 and LM383 are

  Diode, Limiters, Limiter diodes