60 WATT BASS AMPLIFIER

60 WATT BASS AMPLIFIER

Rangkaian ini cocok skali di terapkan untuk electric bass guitar. Bagi rekan-rekan yang hoby elektronik khususnya juga pecinta alat musik terutama electric guitar bass nggak ada salahnya di coba....selamat bereksperimen.

daftar komponen:

60W Bass Amplifier 

60W Bass Amplifier

Amplifier circuit diagram:
Amplifier parts: 
R1__________________6K8 1W Resistor
R2,R4_____________470R 1/4W Resistors
R3__________________2K 1/2W Trimmer Cermet
R5,R6_______________4K7 1/2W Resistors
R7________________220R 1/2W Resistor
R8__________________2K2 1/2W Resistor
R9_________________50K 1/2W Trimmer Cermet
R10________________68K 1/4W Resistor
R11,R12______________R47 4W Wirewound Resistors
C1,C2,C4,C5________47µF 63V Electrolytic Capacitors
C3________________100µF 25V Electrolytic Capacitor
C6_________________33pF 63V Ceramic Capacitor
C7_______________1000µF 50V Electrolytic Capacitor
C8_______________2200µF 63V Electrolytic Capacitor (See Notes) 
D1_________________LED Any type and color
D2________Diode bridge 200V 6A  
Q1,Q2____________BD139 80V 1.5A NPN Transistors
Q3_____________MJ11016 120V 30A NPN Darlington Transistor (See Notes)
Q4_____________MJ11015 120V 30A PNP Darlington Transistor (See Notes) 
SW1_______________SPST Mains switch
F1__________________4A Fuse with socket 
T1________________220V Primary, 48-50V Secondary 75 to 150VA
 Mains transformer (See Notes) 
PL1_______________Male Mains plug 
SPKR______________One or more speakers wired in series or in parallel
 Total resulting impedance: 8 or 4 Ohm
Minimum power handling: 75W
Preamplifier circuit diagram:

Preamplifier parts: 
P1_________________10K Linear Potentiometer
P2_________________10K Log. Potentiometer
R1,R2______________68K 1/4W Resistors
R3________________680K 1/4W Resistor
R4________________220K 1/4W Resistor
R5_________________33K 1/4W Resistor
R6__________________2K2 1/4W Resistor
R7__________________5K6 1/4W Resistor
R8,R18____________330R 1/4W Resistors
R9_________________47K 1/4W Resistor
R10________________18K 1/4W Resistor
R11_________________4K7 1/4W Resistor
R12_________________1K 1/4W Resistor
R13_________________1K5 1/4W Resistor
R14,R15,R16_______100K 1/4W Resistors
R17________________10K 1/4W Resistor 
C1,C4,C8,C9,C10____10µF 63V Electrolytic Capacitors
C2_________________47µF 63V Electrolytic Capacitor
C3_________________47pF 63V Ceramic Capacitor
C5________________220nF 63V Polyester Capacitor
C6________________470nF 63V Polyester Capacitor
C7________________100nF 63V Polyester Capacitor
C11_______________220µF 63V Electrolytic Capacitor 
Q1,Q3____________BC546 65V 100mA NPN Transistors
Q2_______________BC556 65V 100mA PNP Transistor 
J1,J2___________6.3mm. Mono Jack sockets 
SW1_______________SPST Switch

Nb: untuk Q1-Q4 harus di beri pendingin transistor yang memadai agar transisitor bisa bekerja dengan baik dan awet .tidak cepat rusak kerna kepanasan.