V out
Calculate V out instantly with the exact formula and a worked example. Free online calculator — no signup.
V out
V inV
R1Ω
R2Ω
V out
8V
More about: V out
What it calculates
The “V out” calculator computes V out in V from 3 parameters: v in (V), r1 (Ω), r2 (Ω).
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters V in = 12 V, R1 = 1,000 Ω, R2 = 2,000 Ω the result is 8 V (Vout = Vin · R2/(R1+R2)).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.