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Download Proteus Design Suite 2014 Professional v8.1 Electronics Circuit Simulator Free. Proteus Design Suite is a electronics circuit simulator that allows electronics engineers and designers to model and verify design before design production.

 Proteus allows various kinds of electronics circuit analysis and simulation such as analog and digital and mixed signal. It can be used for various engineering fields such as Communication system development, Robotics, Mechanical motor control systems and others.

For analog circuit design and analysis, it has huge analog library containing components(resistors, capacitors, inductors, transistors) with 3D models and PCB models. The components are easy to browse and connect in the schematics with zoom in and out features. As an illustration of analog circuit analysis a simple design and simulation of a Power Amplifier using JFET MPF-102 transistor in proteus is shown below-

Download Proteus Design Suite 2014 Professional v8.1

For digital circuit simulation and analysis, Proteus has huge library of microcontrollers, microprocessors, logic gates and others. As demonstration for digital circuit simulation capability of Proteus, shown below is a schematic with PIC microcontroller(a digital device) that controls LED connected to it.

Download Proteus Design Suite 2014 Professional v8.1

 Another great feature of Proteus besides circuit simulation is the ability to program microcontrollers and microprocessors with firmware. That is it allows to create program and verify the program by  viewing in real time how the overall design of interconnected processors and micro-controller with external analog circuit.

Finally it allows supports PCB design and exporting PCB design files for manufacturing.

Proteus is thus a complete circuit simulation software for designers.

Download Proteus Design Suite v8.1 Circuit Simulator


  1. hi,

    thanks for sharing, lovely software


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