Số hiệu tiêu chuẩn
EN 60651/A1
Tên tiêu chuẩn
Sound level meters (IEC 60651:1979/A1:1993); amendment 1
Ngày phát hành
1994-01-00
Tiêu chuẩn tương đương
DIN EN 60651 (1994-05), IDT * BS EN 60651 (1994-07-15), NEQ * NF S31-009/A1 (1994-07-01), IDT * IEC 60651 AMD 1 (1993-09), IDT * SN EN 60651/A1 (1994), IDT * OEVE EN 60651/A1 (1994-11), IDT * PN-EN 60651 (2002-09-15), IDT * SS-EN 60651 A 1 (1996-09-27), IDT * UNE-EN 60651/A1 (1997-07-03), IDT * NEN 10651:1994/A1:1994 en;fr (1994-03-01), NEQ
Từ khóa
Acoustic measurement * Acoustic properties and phenomena * Acoustic testing * Acoustics * Amplifiers * Definitions * Detectors * Electrical engineering * Electrical properties and phenomena * Electrical testing * Electromagnetic compatibility * Electrostatics * Equations * Frequencies * Frequency measurement * Frequency weighting * Marking * Measurement * Measuring instruments * Noise control (acoustic) * Noise (environmental) * Occupational safety * Pollution control * Precision * Properties * Sensitivity * Sound calibrators * Sound intensity * Sound pressure level * Sound recording * Sound-level meters * Specification (approval) * Testing * Sound levels * Error limits * Electrical properties * Noise measurements