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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Please send your ideas, which are very important for our success…
#1 by fgdss on September 25th, 2010
first post