Useful components:
Green and red LEDs 5 mm
Diode
Switches
Transformer
78M12 voltage regulator
150 Ohm resistor
10K Ohm variable resistors(trimmer pot)
223,391,473 ceramic capacitors
2200 uF,470 uF,100 uF
K117,C2458,J103 NPN transistor,K246 Mosfet
Other: wire holder assembly