741 Stereo PreAmplifier Circuit Diagram
This preamp circuit provides better than 20dB gain in each channel.
PARTS LIST | |
R1 – R6 | 47kΩ |
R7 | 1MΩ |
R8 | 1MΩ |
R9 | 2.2kΩ |
R10 | 2.2kΩ |
C1 | 0.1µF |
C2 | 0.1µF |
IC1, IC2 | LM741 |
A better op-amp type will give a better noise figure and bandpass.
In this circuit the roll-off is acute at 20000 Hertz.
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