Variable Power Supply Using LM317 Voltage Regulator

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Parts Used: Diodes: D1 & D2 – IN4007 Resistors: (All 1/4 Watts) R1 – 2.2K R2 – 240E R3 – 4.7K (Preset or Pot) Capacitor: C1...

Variable Power Supply Using LM317

Parts Used:

Diodes:
D1 & D2 – IN4007

Resistors: (All 1/4 Watts)
R1 – 2.2K
R2 – 240E
R3 – 4.7K (Preset or Pot)

Capacitor:
C1 – 100nF (poly)
C2 – 100nF (Poly)
C3 – 100uF (25V)

Bridge Rectifier: DB107

L1 – Red LED 5mm

IC:
LM317

Miscellaneous:
Terminal Connectors – 2 ( 2pin)
General PCB

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Simple Electronic Circuits: Variable Power Supply Using LM317 Voltage Regulator
Variable Power Supply Using LM317 Voltage Regulator
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