Software by Schematica Software

Determine resistor values from color bands or SMD markings. Works for both 4 and 5 band leaded-type resistors, as well as 3 and 4 digit Surface Mount Device codes, EIA-96 1% SMD codes and 2,5,10% SMD codes.

Active filter design software for lowpass, highpass, bandpass and bandstop electronic filters using resistors, capacitors and op amps. Provides Butterworth, Chebyshev, Elliptic and Bessel Approximations to order 20, with a variety of circuit choices.

Active filter design software for lowpass, highpass, bandpass and bandstop electronic filters using resistors, capacitors and op amps. Provides Butterworth, Chebyshev, Elliptic and Bessel Approximations to order 10, with a variety of circuit choices.

Electronic circuit simulator with rapid schematic capture and many simulation features including Monte Carlo analysis, Parameter Sweep analysis, Pole-Zero calculation, multiple voltage probes, input impedance, real and ideal op amp models.