Prelab 4, Exercise 1: Unregulated Power Supply (No Load)
*-------------------------------------------------------------------------
* EE122 Prelab 4
* Exercise 1: Unregulated Power Supply 
*
* Note from the TAs: For full credit on Exercise 1, please turn in a
* fully labeled schematic of the Unregulated Power Supply circuit.
* Please label all components and nodes.
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.model cooldiode D

* You fill in the ??? parameters

Va VACraw VAC1 sin(0 ??? 60Hz)
Rs VACraw VAC2 ???
D1 0 VAC1 cooldiode
D2 VAC1 Out cooldiode
D3 0 VAC2 cooldiode
D4 VAC2 Out cooldiode
Cfilter Out 0 1000uF

*-------------------
* Transient Analysis
*-------------------
.tran 2ms 0.24s

*--------
* Options
*--------
.op
.option post

.alter Rload=2200
Rload Out 0 2200
.alter Rload=1000
Rload Out 0 1000
.alter Rload=470
Rload Out 0 470
.alter Rload=150
Rload Out 0 150
.alter Rload=80
Rload Out 0 80

.end