Automatic Volume Control
Wednesday, 14 October 2009 20:47 | Written by EEE-LAB | 
| Audio - Volume Control |
This circuit diagram is use for automatic volume controlled devices.
Component :
Resistor | Capacitor: | Integrated Circuit : |
| R1, R5 = 10 KOhm | C1 =10uF/16V | D1= 1N4148 |
| R2 = 100 Ohm | C2, C3 = 1uF | T1 =BF245C |
| R3, R8 = 1K5 | C4 = 12 nF | IC1 = TL072 |
| R4 = 15 KOhm | C5, C8 = 100 nF | IC2 = TL071 |
| R6, R9 = 100 KOhm | ||
| R7 = 1 MOhm | ||
| P1 = 100 KOhm |
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Last Updated (Wednesday, 14 October 2009 21:21)