SERIES
Rt = Total Resistance
Rt = R1 + R2 + R3
PARALLEL
Rt = Total Resistance
Rt = [R1 x R2]/[R1 + R2]
PARALLEL (2 or more)
Rtotal (Rt) = 1/ [1/R1 + 1/R2 + 1/Rn]
VOLTAGE DIVIDER
Vout = Vin x [ R1/(R1 + R2)]
R1 and R2 can be a potentiometer
SERIES
Rt = Total Resistance
Rt = R1 + R2 + R3
PARALLEL
Rt = Total Resistance
Rt = [R1 x R2]/[R1 + R2]
PARALLEL (2 or more)
VOLTAGE DIVIDER
Vout = Vin x [ R1/(R1 + R2)]
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