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August 2013

Circuit Simulation Program

I’m looking for a circuit simulation program that is inexpensive and easy for a novice to learn. I’m mostly interested in analog circuits, but I do dabble with digital from time to time. I want to be able to change component values and analyze circuit behavior. This is for my own enjoyment and education, not for professional use. Can someone recommend a program they are using or have prior experience with?

#8135
Justin Lange
Bowling Green, KY



Answers

Here's a nice free circuit simulator: www.falstad.com/circuit/


Linear Technology makes a nice free SPICE program for when you graduate to more advanced design methodologies.
www.linear.com/designtools/software/#LTspice


To further your education, Digilent has some nice online instruction for analog at
[url=http://www.digilentinc.com/Classroom/RealAnalog/]http://www.digilentinc.com/Classroom/RealAnalog/[/url]
[url=http://www.digilentinc.com/Products/Detail.cfm?NavPath=2,842,1018&Prod=ANALOG-DISCOVERY]http://www.digilentinc.com/Products/Detail.cfm?NavPath=2,842,1018&Prod=ANALOG-DISCOVERY[/url]


Also Analog Devices
[url=http://www.analog.com/en/university/topic.html]http://www.analog.com/en/university/topic.html[/url].


For digital try [url=http://www.digilentinc.com/classroom/realdigital/]http://www.digilentinc.com/classroom/realdigital/[/url]
[url=http://www.digilentinc.com/classroom/Electronics101/index.cfm]http://www.digilentinc.com/classroom/Electronics101/index.cfm[/url].


As a side note, as to textbooks, I'm impressed by [url=http://www.ntspress.com/publications/circuits-second-edition/]http://www.ntspress.com/publications/circuits-second-edition/[/url]. Unfortunately, it’s a bit spendy.


Here’s a site on basic car audio electronics which is very engaging: [url=http://www.bcae1.com/]http://www.bcae1.com/[/url]. This one is geared towards the car audio enthusiast who wants to learn about and repair his equipment: [url=http://www.bcae1.com/repairbasicsforbcae1/repairbasics.htm]http://www.bcae1.com/repairbasicsforbcae1/repairbasics.htm[/url].

Charles Petras
via email