Preamplifier
Amplifier Audio Circuits Preamplifier
Circuit audio pre-amplifier with a BC549 transistor
BY
Toni
Circuit audio pre-amplifier with transistor BC549. This simple circuit can be used to boost the signal sources that can not ...
Amplifier Audio Circuits Preamplifier
Circuit of RIIA phono pre-amplifier op-27
BY
Toni
Circuit of RIIA phono pre-amplifier with op-27. The op-27 is used in that circuit as phono pre-amplifier for your characteristic ...
Hello, thanks for TDA7293/4 2.1 Amplifier circuit bt may u pls tell me why capacitor C5 C7 C9 have 4…