Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms particular to telecommunications and electronics, Acoustics and electroacoustics— 144 стр.
Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms particular to telecommunications and electronics, Acoustics and electroacoustics terminology— 40 стр.
Short-circuit current calculation in three-phase a.c. systems. Factors for the calculation of short-circuit currents in three-phase a.c. systems according to BS 7639— 80 стр.
Specification for measurement microphones. Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique— 24 стр.
Methods for testing and rating fan coil units, unit heaters and unit coolers, Determination of sound power levels of fan coil units, unit heaters and unit coolers using reverberating rooms— 14 стр.
Glossary of electrotechnical, power, telecommunication, electronics, lighting and colour terms. Terms particular to telecommunications and electronics, Acoustics and electroacoustics terminology— 40 стр.
