Online Standards Store PDF
High-voltage kenotrons. Test method for multiple switching on and switching off the heating voltage
Document status: Active
Fixed aluminium capacitors with non-solid electrolyte. General specifications
Document status: Active
Magnetic sound records on 35-mm perforated film. Dimensions and location of magnetic sound records and magnetic heads. Technical requirements
Document status: Active
Vacuum-enclosed prove tubes. Methods of measurement of plate current of segment
Document status: Active
Reprography. Micrography. Readers and reader-printers. Types
Document status: Active