50 Watt Audio Amplifier based L8063

50 watts power amplifier based L8063This 50 watt audio amplifier based L8063 circuit diagram is simple and easy to build. Input can be from radio, TV or your mp3 player device. This circuit has a phono input for a record player, guitar, microphone or other un-amplified source. This circuit can also be for a subwoofer amplifier, of course, by adding an active crossover circuit subwoover before input.

Parts list :
R1 : 200 Ohm 1 / 4 W Resistor
R2 : 200K 1 / 4 W Resistor
R3 : 30K 1 / 4 W Resistor
R5 : 1K 1 / 4 W Resistor
R6 : 5K 1 / 4 W Resistor
R7, R10 : 1 Meg (5%) 1 / 2 W Resistor
R8, R9 : 0.4 Ohm 5 W Resistor
R11 : 10K Pot
R12, R13 : 51K 1 / 4 W Resistor
R14 : 47K 1 / 4 W Resistor
C1 : 100uF 35V Electrolytic Capacitor
C2 : 0.011uF Capacitor
C3 : 3750pF Capacitor
C4, C6 : 1000pF Capacitor
C5, C7, C8 : 0.001uF Capacitor
C9 : 50pF Capacitor
C10 : 0.3uF Capacitor
C11, C12 : 10.000 uF 50V Electrolytic Capacitor
U1, U2 : Op Amp 741
U3 : ICL8063 Audio Amp Transister Driver thingy
Q1 : 2N3055 NPN Power Transistor
Q2 : 2N3791 PNP Power Transistor
BR1 : 250 V 6 Amp Bridge Rectifier
T1 : 50V Center Tapped 5 Amp Transformer
S1 : SPST 3 Amp Switch
S2 : DPDT Switch
F1 : 2 Amp Fuse
SPKR1 : 8 Ohm 50W Speaker
MISC : Case, Knobs, Line Cord, Binding Posts Or Phono Plugs (For Input And Output), Heatsinks For Q1 And Q2

General purpose 50 watt audio amplifier based L8063

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