Amendment 1 - Direct-current resistive volt ratio boxes
1980-12-31
IEC 60581-5:1981
High fidelity audio equipment and systems: Minimum performance requirements. Part 5: Microphones
1980-12-31
IEC 60487-2-2:1981
Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section Two: Stand-by channel switching equipment
1980-12-31
IEC 60487-2-1:1981
Methods of measurement for equipment used in terrestrial radio-relay systems. Part 2: Measurements for sub-systems. Section One: General
1980-12-31
IEC 60720:1981
Characteristics of line post insulators
1980-12-31
IEC 60510-3-1:1981
Methods of measurement for radio equipment used in satellite earth stations. Part 3: Methods of measurement on combinations of sub-systems. Section One: General
Methods of measurement for equipment used in terrestrial radio-relay systems - Part 3: Simulated systems - Section Three: Measurements for monochrome and colour television transmission
1980-12-31
IEC 60487-3-2:1981
Methods of measurement for equipment used in terrestrial radio-relay systems - Part 3: Simulated systems - Section Two: Measurements in the baseband
1980-12-31
IEC 60670:1981
Particular requirements for flush mounting boxes for switches for household and similar fixed electrical installations
1980-12-31
IEC 60068-2-11:1981
Basic environmental testing procedures - Part 2-11: Tests - Test Ka: Salt mist
1980-12-31
IEC 60715:1981
Dimensions of low-voltage switchgear and controlgear. Standardized mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations
1980-12-31
IEC 60523:1975/AMD1:1979/COR1:1980
Corrigendum 1 to Amendment 1 - Direct-current potentiometers
1980-11-30
ISO 5449:1980
Ferrosilicochromium — Specification and conditions of delivery
1980-11-30
ISO 5452:1980
Ferromolybdenum — Specification and conditions of delivery
1980-11-30
ISO 5454:1980
Ferrotitanium — Specification and conditions of delivery
1980-11-30
ISO 2207:1980
Petroleum waxes — Determination of congealing point
1980-11-30
ISO 5196-2:1980
Magnesium alloys — Determination of thorium — Part 2: Titrimetric method
1980-11-30
ISO 5447:1980
Ferrosilicomanganese — Specification and conditions of delivery
1980-11-30
ISO 5453:1980
Ferroniobium — Specification and conditions of delivery
