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Sum Resistors — Three resistors across two series/parallel groups 
Sum Resistors — Four resistors across two series/parallel groups
Sum Resistors
Calculate the equivalent resistance of any series or parallel network. · in Resistors
Calculate the equivalent resistance of any series or parallel network. Add as many resistors as you need.
How to use
Two modes — Series / Parallel.
What it's for
Equivalent resistance of any series/parallel network.
You enter
- Add as many resistors as you like, any values.
You get
- Equivalent resistance.