Parts:
R1____________220K 1/4W Resistor R2____________470R 1/2W Resistor R3____________390R 1/4W Resistor R4______________1K5 1/4W Resistor R5______________1R 1/4W Resistor R6_____________10K 1/4W Resistor R7____________330K 1/4W Resistor R8____________470R 1/4W Resistor R9____________100R 1/4W Resistor C1____________330nF 400V Polyester Capacitor C2_____________10µF 63V Electrolytic Capacitor C3____________100nF 63V Polyester Capacitor C4_____________10nF 63V Polyester Capacitor D1-D5________1N4007 1000V 1A Diodes D6______________LED Green (any shape) D7___________1N4148 75V 150mA Diode Q1,Q3,Q4______BC547 45V 100mA NPN Transistors Q2,Q5_________BC327 45V 800mA PNP Transistors SW1,SW2________SPST Switches SW3____________SPDT Switch LP1____________2.2V or 2.5V 250-300mA Torch Lamp SPKR___________8 Ohm Loudspeaker B1_____________2.5V Battery (two AA NI-CD rechargeable cells wired in series) PL1____________Male Mains plug
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