Mini Subwoofer STA540 + Tone Control

Redesign Mini Subwoofer STA540 + Tone Control, Project pertama aku yang di publish. Versi SMD sedang dalam proses. Jika ingin memberikan saran dan kritik dipersilahkan, maklum masih newbie

IC STA540
DC 12-20V 4A
AC 9-15V 4A
2X 11W + 1X 38W 4OHM
2X 7W + 1X 20W 8OHM

Resistor 1/4W 5%
R1, R3 = 2.7K
R2 = 3.3K
R4, R11, R13 = 47K
R5, R12, R15, R19, R20 = 8.2K
R6, R7 = 1K
R8 = 68K
R9, R10, R14, R18, R23, R26 = 10K
R16, R17 = 22K
R21, R23 = 1.8K
R22, R24 = 6.8K
P1, P3 = 47K atau 50K
P2 = 100k
P4 = 47K atau 50K

Capacitor
C1 = 6800µF
C3, C4,C14, C19, C30 = 10µF
C5, C7, C8, C9, C10 = 4.7µF
C6, C28, C31 = 100µF
C22 = 0.47µF
C33, C34 = 1000µF
C2, C15, C20, C32 = 100nF
C11, C12 = 100pF
C13 = 220nF
C16, C26, C27 = 100nF
C17, C18 = 6.8nF
C21, C23 = 4,7nF
C24, C25 = 33nF
C29 = 1nF

Semicondutor
B1 = Dioda retific 200V/2A
IC1 = 7812 12 Volts
IC2, IC3 = LM4558N
IC4 = STA540
LED = Led 5mm

Conectores
XX = Conector 9 Pin