ايران ويج

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LM317 – 1
Resistor
R1 (220E) – 1
R2-R12 (220E) – 11
R13 (470E)
VR1 (100K) – 1
C1 (100uF) – 1
C2 (. 1uF) – 1
D1-D4 (1N4007) – 4
S1-S5 (on/off switch) – 5
LED1-LED12 – 12
Transformer – 1
Battery – 1
Zener diode (3.3) – 1