Normativa ISO UNE gratis

Fecha de publicación: 01/01/1961 Rating systems for electronic tubes and valves and analogous semiconductor devices IEC 60134:1961

Fecha de publicación: 01/01/1961 Numbering of electrodes and designation of units in electronic tubes and valves IEC 60135:1961

Fecha de publicación: 01/01/1962 Methods for the measurement of direct interelectrode capacitances of electronic tubes and valves IEC 60100:1962

Fecha de publicación: 01/01/1963 Measurements of the electrical properties of electronic tubes and valves – Part 4: Methods of measuring noise factor IEC 60151-4:1963

Fecha de publicación: 01/01/1963 Measurements of the electrical properties of electronic tubes and valves – Part 3: Measurement of equivalent input and output admittances IEC 60151-3:1963

Fecha de publicación: 01/01/1963 Measurements of the electrical properties of electronic tubes and valves – Part 2: Measurement of heater or filament current IEC 60151-2:1963

Fecha de publicación: 01/01/1963 Measurements of the electrical properties of electronic tubes and valves – Part 1: Measurement of electrode current IEC 60151-1:1963

Fecha de publicación: 01/01/1964 Hollow metallic waveguides. Part 3: Relevant specifications for flat rectangular waveguides IEC 60153-3:1964

Fecha de publicación: 01/01/1964 Measurements of the electrical properties of electronic tubes and valves – Part 5: Methods of measuring hiss and hum IEC 60151-5:1964

Fecha de publicación: 01/01/1964 Measurements of the electrical properties of electronic tubes and valves. Part 7: Measurement of equivalent noise resistance IEC 60151-7:1964