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.

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eSketch

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.

StripBoard Designer

Electronic circuit designer for stripboards. Etchant-free electronics!

PCB123

PCB123 provides the complete circuit-board solution, design through order for your PCB prototyping needs. Download the circuit board design software that converts schematic to layout.

Embedded Speech Recognition Kit

Embedded Windows CE SAPI 5.0 Developers Kit is your complete Embedded Speech Recognition or Speech To Text Circuit Solution for Development of Speech Recognition System at Electronics level. The design is based on ISIP ASR & is Ported to Windows CE/Pocket

Active Wall Professional

Active Wall is a professional gateway filtering software. Main functions are port filter, web filter, smtp filter, pop3 filter, im filter, ftp filter, dns filter, ip filter, mac filter, time filter, traffic monitor, bandwidth control, authorization.

Quantum Qudit Simulator

Simualtes quantum circuits

ProSchematic

A shareware schematic editor for drawing and publishing electronic circuit diagrams; operating on Windows and Linux. An easy to use interface gives access to the major controls required for the current task in hand. Part attributes are shown for each

555 Timer PRO

555 Timer PRO provides an array of design wizards, circuit blocks and information panels that facilitate the use of the 555 timer. Component value calculations for the 555 take into account the supply voltage and timer fabrication (CMOS or Bipolar).

Active Wall Free Edtion

Active Wall is the professional gateway filtering software. Main function is url filter, web content filter, post keyword filter, upload file filter, traffic monitor. It installed in gateway server and provides continuous enterprise-wide protection.

Attache Clock screen saver

A screen saver featuring exquisitely wrought analog clocks with funny spirits.