RC Filter Demo

by Marius Heier
clamp ±1.0
Drag the RC coefficient ↓ 0(0)
-10 (-500) 0 +10 (+500)
jitter amplification passthrough jitter reduction
PASSTHROUGH
1.00×
Hand
0.000%
Game
0.000%
jitter = RMS of sample-to-sample delta · % of full-scale · bars max at 20%
Your hand
Game receives
Sensor noise 1.0% FS
Math
Difference equation
y[n] = b₀·x[n] + b₁·x[n-1] - a₁·y[n-1]
Coefficient mappingPASSTHROUGH
b₀ = 1, b₁ = 0, a₁ = 0
Live values
knorm = 0.00 · b₀ = 1.00 · b₁ = 0.00 · a₁ = 0.00
Predicted jitter amplification
ratio = 1 (identity)
= 1.00×
Assumes white-noise input. The ratio is the RMS of sample-to-sample deltas. The prediction ignores the ±1 clamp, so it overshoots the live value at the extremes.