The book "Modeling of fundamental digital-analog schemes in Ngspice CAD: methodical instructions for laboratory work" edited by N. N. Vojta is a unique manual that will become an indispensable assistant for students, graduate students and teachers involved in electronics and circuitry. In the context of the rapid development of technologies and the increasing role of computer modeling in the design of electronic devices, this work invites readers to immerse themselves in the world of digital and analog circuits using the modern Ngspice tool. Ngspice is a powerful electrical circuit simulation program that allows users to not only analyze, but also optimize their designs. The book covers the basic principles of working with this program, providing readers with step-by-step instructions and methodological recommendations that will help them master all the subtleties of modeling. It deals with both simple schemes and more complex designs, making it useful for both beginners and experienced professionals. Readers interested in electronics, circuitry, and computer modeling will find much useful information in this book. It will be especially relevant for students of technical universities who study disciplines related to the design and analysis of electronic circuits. Teachers will also be able to use it as a training tool for organizing laboratory work, which will greatly simplify the learning process and make it more interactive. The topics raised in the book cover a wide range of topics, from the fundamentals of electrical circuit theory to the practical aspects of working with Ngspice. The author's team pays attention not only to theoretical aspects, but also to practical tasks, which allows the reader to consolidate the knowledge gained in practice. This makes the book a valuable resource for anyone who wants to understand the principles of digital and analog circuits, as well as learn how to effectively use modern tools for their modeling. The style of the authors is distinguished by clarity and accessibility of the presentation, which allows even those who are just beginning to get acquainted with this topic, it is easy to assimilate the material. The book is written taking into account modern educational standards and includes many examples and tasks, which makes it not only a theoretical manual, but also a practical guide. If you are looking for literature that will help you to master the modeling of electronic circuits, pay attention to "Modeling fundamental digital-analog schemes in Ngspice CAD" . This book will be your reliable companion in the world of electronics and will help you develop the skills you need for a successful career in this field. In addition, it may be of interest to those who already work in the field of electronics and want to update their knowledge of modern tools and design methods. In conclusion, “Modeling fundamental digital-analog schemes in Ngspice CAD” is not just methodological guidance, but a whole world of opportunities for those who seek to improve in the field of electronics. This book will not only teach you the basics of modeling, but will also inspire new ideas and projects. Do not miss the chance to become part of a fascinating world where theory meets practice and knowledge turns into real achievements!