Op-Amp Active Filter Simulator

Sallen-Key active lowpass and highpass filter topologies with gain-bandwidth product (GBWP), slew rate limits, and roll-off.

Instrument State:Live Analytical DSP Engine

Calibrating DSP Instrument Pipeline...

TopologiesSallen-Key, Multiple-Feedback (MFB)

Roll-off Rate-40 dB/Decade (2nd Order)

Cutoff Frequencyfc = 1 / (2π · √(R1·R2·C1·C2))

Dual magnitude (dB) and phase angle (degrees) logarithmic frequency plot for evaluating stability margins and bandwidth.

Interactive 555 timer IC with internal comparator thresholds (1/3 Vcc and 2/3 Vcc), discharge transistor, and RC timing math.

Second-order differential equation solver modeling series RLC circuits across Underdamped, Critically Damped, and Overdamped states.