Computers and modern gadgets

Electronic circuit simulator in Russian is an ordinary SPICE simulator called TINA-TI with an easy-to-understand graphical shell. This program works without any limit on the number of devices used and easily handles comprehensive work. Perfectly suited for simulating the behavioral response of a variety of analog circuits, as well as switching power supplies. Using TINA-TI, you can easily design a circuit of any degree of complexity, connect previously created fragments, examine and recognize the quality indicators of the circuit.

All presented elements available electronic circuit simulator in Russian TINA-TI, are dispersed into six types: passive components, switching switches, semiconductor devices, measuring devices, miniature models of devices of increased complexity. Additionally, this software includes many representative samples.

Electronic circuit simulator compiled in Russian, so with its help you can easily master drawing and adjusting circuit diagrams. The process of creating a circuit in itself is not complicated, and after this operation is completed, the simulation stage begins. The program can perform the following types of research: evaluation of direct and alternating current. This analysis includes calculation of key stresses, plotting the final result, determining intermediate parameters and testing temperature.

Next comes the study of intermediate processes and noise distortions. Depending on the category of research, the curriculum forms the final result in the form of graphics or tables. Before starting the simulation, TINA-TI checks the circuit for errors or errors. When any deviations are detected, all the defects will be shown in a separate window in the form of a list. If you click on an inscription with an error not recognized by the simulator, the part or part of the drawing will be indicated by markers.

Additionally, TINA-TI can measure and test various signals. To implement this type of research, there are virtual devices for this: a digital multimeter, an oscilloscope, a signal tester, a source of periodic signals and a recording device. All simulation devices available in the program correspond as closely as possible to the use of actual measuring devices. They can be virtually connected in any part of the circuit under study. All information data received by conventional devices is stored in the computer memory.

A program for simulating radio circuits, with visual
demonstration of the operation of the constructed circuit
in the form of a 3D finished device and transient graphs.
Program for drawing up radio circuits.
Also included here is the ability to layout printed circuit boards
and programming PIC controllers.
The distribution includes a visual presentation.
54Mb

Program for creating electronic circuits.
A good convenient simulator of electronic circuits.
It is very easy to draw radio circuits - interface
organized in the simplest possible way.
Program for creating electronic projects.
Before starting the simulation mode, do not forget in the menu
Simulate->Edit Simulation Cmd in the Transient tab
specify the Stop Time calculation time, for example 25m (25ms).
In simulation mode, a graph will open on half the screen.
When we click the cursor on the required wire on the circuit elements,
the graph will display the change in potential at this point
during the specified calculation time. To see
graph of current changes through a device element follows
just click the cursor on the required element of the circuits.
54Mb download simulator LTspiceIV

PCB tracing software
for digital electronics
password: mycad2000
copy crack to the directory with the program
and run 10Mb


Tags: Here is software for designing and modeling schematic solutions. It's not difficult to figure it out. Radio engineering programs are useful for radio amateurs. And this is not surprising. This program is needed for simulation of radio engineering structures. These books contain the most interesting ideas for useful devices, giving each radio amateur the opportunity to choose what he needs from a great variety of solutions and designs on the hall sensor a3144, tested and tested in practice.

Suggested Solution

Exercises are given at the end of each section. They provide the schematic and results obtained during the simulation when to run the circuit. Students are asked to solve these problems to compare their answers with those given in the book. The purpose of these exercises is not to learn circuit diagrams, but to give you practice using the program. It is also software for constructing circuit simulations.

Intuitive user interface

  • Multi-level hierarchy and support for multi-sheet boards allows you to quickly and efficiently develop complex circuit drawings.
  • positioning
  • The Arrange, List Position, and Automatic Component Arrangement functions help you quickly and easily optimize component placement and board dimensions.
  • Powerful tracing capabilities
  • A modern meshless autorouter is capable of efficiently and quickly routing complex multilayer boards with different types of components, as well as simple two-layer designs.
  • Comprehensive design review
  • Wide possibilities for checking the project at various stages of creation make it possible to identify errors before sending files to the manufacturer.
  • The verification includes the following stages: automated verification of new components in libraries, identifying possible signs of errors and minimizing the “human factor”; schema connection validity check (ERC); checking clearances, dimensions and various signs of errors on the board (DRC); checking the integrity of connections on the board; comparison with the original project.

    Error Correction Method

    Errors are displayed in the form of a list and displayed in the project; they can be corrected on the fly by restarting the check. They simplify their work. Here you can download radio engineering programs for free. Ours has a special focus. Download radio programs for free directly from this page - just click on the link. In addition to electrical parameters, data on housings, pinouts and markings are provided. When knowledge and practice are added to this framework, curiosity turns into inquisitiveness, and amateur radio becomes a wonderful activity that can not only entertain you in your leisure hours, but enriches you with experience that will help you in your work, no matter what profession you choose. In any professional activity there are many similarities in approaches and ways of finding solutions. Mastering this means mastering a profession. Many fundamental electrical devices of the program can be developed on the fly with a minimum of menus.

With this article I begin to cover one of the most interesting topics - the topic of computers, they also say circuit modeling of circuits of various electronic devices.

In general, the term modeling of electronic circuits has many synonyms, including emulation of electronic circuits, simulation of electronic circuits, etc. I will stick to the term “computer modeling” or modeling circuits on a computer, it doesn’t matter.

So, let's go.

Today, there are many computer programs that are intended primarily for the development of various electronic devices, and in such programs there is one of the important functions - emulation of electrical circuits.

I will list only the most famous of them:

LTSpice and many other programs.

Today I want to introduce you to a program from National Instruments - this is a Multisim circuit emulator.

The free Multisim program with a limit of 50 elements in the circuit can be downloaded from the manufacturer’s website at https://lumen.ni.com/nicif/confirmation.xhtml, where you can also find a version for educational institutions on the website, which is more expanded than the previous one , but also has its limitations https://lumen.ni.com/nicif/us/academicevalmultisim/content.xhtml

Let's start by studying the program interface.

The main functional panels of the program are shown in the following figure.

The component panel is of particular interest. Using the component panel, you can access the component database. When you click on any of the selected circuit component icons, a window opens Component selection. In the left part of the window you can select the required component.

The entire component database is divided into sections (passive elements, diodes, transistors, microcircuits, etc.), and sections into families (for example, for diodes, these are the diodes themselves, zener diodes, LEDs, thyristors, etc.). I hope the idea is clear.

Also in the component selection window you can see the designation of the selected component, a description of its function, and select the type of housing.

Simulation of circuits in the Multisim program.

Now let's move on to practice. Let's put together a simple circuit in Multisim and make it work!

I downloaded from the Internet a multivibrator circuit with two transistors, where LEDs are used as a load.

We can use measuring instruments, for example a virtual oscilloscope, and look at the signals at various points in the circuit.

We are convinced that the circuit works, this is where I end my acquaintance with the Multisim program. If you are interested in the topic of circuit modeling, write your questions in the comments, I will answer with pleasure.

And finally, by tradition, I present to you a detailed video on modeling circuits in the Multisim program.

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A simulator with a user-friendly interface for the development and calculation of electronic circuits and circuits.

Quite Universal Circuit Simulator software is a graphical interface editor with a range of technical capabilities for circuit design. To manage complex circuits, the ability to expand subcircuits and form blocks is included. The software includes a built-in text editor, applications for calculating filters and matched circuits, line calculators and attenuator synthesis. The drawing can be framed with a frame and a standard stamp.

Qucs includes a wide base of modern components divided into categories: discrete (resistors, capacitors, etc.), nonlinear (transistors and diodes), digital (basic digital devices and logic gates) and others (sources, meters). Of particular interest are the figures and diagrams.

Qucs can be configured for many languages, including Russian.

The program runs on Mac OS, Linux and Windows XP, Vista, 7 and 8.

For free.

Simulator “The Beginning of Electronics”

There is a very interesting program, which is a simple simulator for demonstrating the operation of electrical circuits and the operation of measuring instruments. Its convenience lies not only in its clarity, but also in the fact that the interface is in Russian. It allows you to model very simple circuit diagrams on a breadboard. The program is called “Beginnings of Electronics”. Link to it at the bottom of the page, video of Mikhail Mayorov’s channel.

This Chinese store has everything for radio amateurs and DIYers.

The program works from Windows 98 to Windows 7. The interface looks like this.

Below is a drawing of the printed circuit board, but for us the socket with the breadboard is of greatest interest. At the top there are control buttons: load a circuit from a file, save a circuit, clean a breadboard, get a multimeter, get an oscilloscope, show parameters of parts, condition of parts, reference book (concepts about electricity are briefly outlined), a small list of laboratory work for doing it yourself, instructions for using the simulator, information about the authors, exiting the program.

The video shows how the circuit simulator works.

What can you build on a circuit simulator?

You can collect quite a lot of interesting things with this simple simulator. First, let's model a regular flashlight. To do this, we need a light bulb, two batteries and, naturally, all this will need to be connected with jumpers. Well, what is a flashlight without a switch and a light bulb?

Double-click to open the battery parameters window. On the tab that appears, we see voltage, internal resistance, showing its power, minipolarity. In this case, the battery lasts forever.

When the circuit is assembled, we press the switch twice and for some reason the light bulb burns out. Why? The total voltage of series-connected batteries is 3 volts. The default light bulb was 2.5 volts, which is why it burned out. We install a 3-volt light bulb and turn it on again. The light bulb glows happily.

Now let's take a voltmeter. His “palms” light up. These are measuring probes. Let's move the probes to the light bulb and set the DC voltage measurement with a limit of 20 Volts. The monitor shows 2.97 volts. Now let's try to measure the current. To do this, take a second multimeter. The device connected to the circuit showed almost 50 milliamps.

Almost like a real multimeter, you can measure many parameters. There is also an oscilloscope in the simulator, whose beam brightness can even be adjusted. In addition, there is a rheostat, you can move the engine. There is a variable capacitor, shunts, a heating stove, resistors, fuses and more. Unfortunately, there are no transistors in this simulator.

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Computers and modern gadgets