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Lab #2 – Power Supply

Lab #2 – Power Supply. Linear Power Supply. T /2. Voltage-controlled resistor. I out. Unregulated DC. V out. R. V ref. Rectifier/Regulator Circuits. On/Off. 18VCT @ 1A. AC power. Jameco 105532. AC Power cord. Blue. Yellow. Fuse. 9 VAC. Red. 240 VAC. Black. 9 VAC. 120 VAC.

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Lab #2 – Power Supply

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  1. Lab #2 – Power Supply

  2. Linear Power Supply

  3. T/2 Voltage-controlled resistor Iout Unregulated DC Vout R Vref Rectifier/Regulator Circuits

  4. On/Off 18VCT @ 1A AC power Jameco105532 AC Power cord Blue Yellow Fuse 9 VAC Red 240 VAC Black 9 VAC 120 VAC Earth ground Black Yellow Earth ground StancorP-8691 Blue Black Primary Secondary Power switch 9 VAC Transformer Blue w/ Stripe 120 VAC 9 VAC In-line fuse holder Blue Black Power Transformer Assembly

  5. Full Schematic

  6. PC Board

  7. Separate individual pins for test points

  8. Value and voltage rating printed on package +Rect On/Off 18VCT @ 1A Long-lead is “positive” C1 RL AC power Vout Rs 0.1Ω Fuse “-” sign on package indicates “negative” lead GND Cathode C3 -Rect Earth ground Rectifier Plus Capacitors

  9. “Wiper” LM317 Regulator

  10. Scope Grid

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