LAMPU LED BERJALAN

SKEMA RANGKAIAN LAMPU LED BERJALAN

Components list:

• R1_____________10K 1/4W Resistor
• R2,R3__________47K 1/4W Resistors
• R4______________1K 1/4W Resistor
• R5,R6,R7______100K 1/4W Resistors
• R8____________820R 1/4W Resistor
• C1,C3_________100nF 63V Ceramic or Polyester Capacitors
• C2_____________10΅F 50V Electrolytic Capacitor
• C4____________330nF 63V Polyester Capacitor (See Notes)
• C5____________100΅F 25V Electrolytic Capacitor
• D1___________1N4148 75V 150mA Diode
• D2-D11_________5 or 3mm. LEDs (any type and color)
• IC1___________LM358 Low Power Dual Op-amp
• IC2____________4017 Decade counter with 10 decoded outputs IC
• M1_____________Miniature electret microphone
• SW1____________SPST miniature Slider Switch
• B1_______________9V PP3 Battery
• Clip for PP3 Battery
• Additional circuit parts (see Notes):
• R9,R10_________10K 1/4W Resistors
• R11____________56R 1/4W Resistor
• D12,D13 etc.____5 or 3mm. LEDs (any type and color)
• Q1,Q2_________BC327 45V 800mA PNP Transistors
• Q3____________BC337 45V 800mA NPN Transistor