Schema electrica:
Cablaj imprimat:
Dispunerea componentelor
Lista de componente:
T1,...,T12-BC171;BC172;BC173;BC174B;SS216.
R1-33KΩ
R2-2.7KΩ
R3-68Ω
R4-1KΩ
R5-18KΩ
R6,...,R15-4,7KΩ
R16,...,R25-470Ω
C1-100nF
C2-220µF/25V
C3,C5-10µF/25V
C4-4,7µF/25V
P1-250K Ω(semireglabil)
D1,D2,D3.D13,...,D21-1N4148(diode)
D3,...,D12-LED-uri