To the book, marking of passive and active radio electronic components of the imported and home production is driven. The products of leading producers of "Vishay Elektronic GmbH", "AVX Limited", "Bourns, are widely presented, inc", "Murata Elektronic GmbH", "NIC Components Corporation", "Philips Components", "Siemens Matsushita Components GmbH Co", "Hewlett - Packard GmbH" the Reference sources are systematized and other on the types of wares and grouped on divisions, where information over is brought in tabular and to the graphic form on the colour and symbol encoding of face value, working tension, admittance of л of other descriptions.A book is intended for specialists in area of radio electronics, workers of service and repair services, радиоинженеров and students of technical colleges and institutions of higher learning, wide circle of the prepared radio amateurs.