GOST 2169-69

Modular order for the development of mechanical structures for radioelectronic equipment. Part 2. Sectional standard. Interface coordination dimensions for the 25 mm equipment practice. Section 2. Detail standard. Dimensions for subracks, chassis, backplanes, front panels and plug-in units

Potato planters. Methods of testing

Methods of measurement of the suppression characteristics of passive filtering devices for protection of electromagnetic compatibility

Radiographic and medical fluorographic films. Method for determination of medium gradient

Monochrome and colour TV picture tubes. Measurement techniques of heater current anode current and cathode current

Artificial intelligence. Artificial intelligence concepts and terminology