- Eagle Printed Circuit Freeware (New Version)
- PSpice 9.1 Student Version (28MB)
- PSpice version 10
- PSpice Download Student Version 9.1
- WINSPICE
- DUNCAN
- RFsim99 linear simulator from the UK.
RFSim99 is a free linear S-parameter based circuit simulator offering schematic capture, simulation, 1 port and 2 port S-parameter display and file support, tolerance analysis, stability circles, and much more. Requires Windows 95, 98, NT or 2000. File size 2045KB. - Calculations on a 555 type of timer
- Mixed Digital / Analog simulation software
- Cad Vantage Technical Drawing software (simple but fast)
- Field line plotting for electrical fields
(easy field line drawing with left (+charges) and right (-charges) mousebuttons) - Units conversion program in the german language (many units)
- Fourrier synthesis demonstration program plots harmonics in time domain (german)
- Julia simulation program for controller simulation (german)
- Selfimp calculate the complex impedance of (short) dipol antenna's (dos box)
- Lpcad calculate size and diameters for Log Periodic Array Broadband antenna's (new version 2.7 02/99)
- Boxplot Speaker Box calculation program includes many examples (WIN 95+)
- Time Diagram A W95+ program for creating timing diagrams for digital circuits f.a. RAM adressing.
- Widerstand German language program for determining colour codes on resistors.
- Flow Diagram Flow diagram drawing software 16 bits
- Micro-Cap V 2.0 Working Demo with limitations on size of design (LINK)
- GPS Utility program Working demo with limitatons Version 1.31 (LINK)
- Calculators Online Part V Electrical and Electronic Engineering (thousands of calculators)
- Download older version of Pspice
- Overview of PSpice Simulation
- PSpice Help Pages
- AIM-Spice
- CAD-Migos Software Tools
- Filter Wiz
- Intusoft Magnetics Designer Transformer, Inductor and Choke Design Software
- TuneKit for Windows
- Micro-Cap
- NOVA
- Programs in Circuits Archive
- PSpice and Related CAD Packages FAQ
- The Iowa Logic Specification Language
- Aplac
- DOWNLOAD APLAC 7.51 Circuit Simulation and Design Tool
CIRCUIT DESIGN
- TOOLS for Electronics
- NPN Transistor amplifier design calculation
- J-FET Calculations for design
- Circuits Archive
- Electronics (Comprehensive) Information
- Power Amplifier Design Guidelines
- 450 watt 6m Amplifier
- A New Audio Amplifier Circuit Design
- Transistor Circuit Design
- Circuit Design Simulation and Analysis Software
FiltersCAD - Design Electronic Filters
Filterscad
Engineering Software (DOS) Links
- FOURIER-3 shows Fourier series graphically -Download FOURIER (a .EXE file, 71Kbytes
- PHASORS Rotating phasors become V vs. time graphs - Download PHASORS (a ZIPPED file, 250Kbytes when
- RFTOOLBX Does calculations for RF systems - Download RFTOOLBOX (a ZIPPED file, 216Kbytes when unzipped)
- SNAP Simplied Nodal Analysis Program - simple, DC only -Download SNAP (a ZIPPED file, 150Kbytes when unzipped
- TRANALV2 Transmission Line Analysis Program - shows phasors of V and I, with ANY load impedance - Download TRANALV2 (a ZIPPED file, 90Kbytes when unzipped)
- TUNING Does stub and L,C matching of loads on transmission lines - Download TUNING (a ZIPPED file, 92Kbytes when unzipped)
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