Moldova standards PDF

Measurements of the electrical properties of electronic tubes and valves. Part 7- Measurement of equivalent noise resistance. CEI/IEC 60151-7:1964. Original standard IEC 60151-7-1964 in PDF full version. Additional info + preview on request

Document status: Active

Measurements of the electrical properties of electronic tubes and valves - Part 8- Measurement of cathode heating time and heater warm-up time. CEI/IEC 60151-8:1966. Original standard IEC 60151-8-1966 in PDF full version. Additional info + preview on request

Document status: Active

Measurements of the electrical properties of electronic tubes and valves. Part 9- Methods of measuring the cathode-interface impedance. CEI/IEC 60151-9:1966. Original standard IEC 60151-9-1966 in PDF full version. Additional info + preview on request

Document status: Active

Designation of phase differences by hour numbers in three-phase AC systems. IEC 60152:2021-07(en-fr). Original standard IEC 60152-2021 in PDF full version. Additional info + preview on request

Document status: Active

Hollow metallic waveguides - Part 1- General requirements and measuring methods. IEC 60153-1:2016-05(en-fr). Original standard IEC 60153-1-2016 in PDF full version. Additional info + preview on request

Document status: Active

Hollow metallic waveguides - Part 2- Relevant specifications for ordinary rectangular waveguides. IEC 60153-2:2016-05(en-fr). Original standard IEC 60153-2-2016 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60153-2-2025