GB/T 17561-1998
ActiveInstruments for the measurement of sound intensity--Measurement with pairs of pressure sensing microphones
声强测量仪 用声压传声器对测量
🔗 Related Standards / 同类标准
GB/T 1584-1979
Standard for insertion test signal of domestic TV
GB/T 1583-1979
Standard of colour TV image transmission
GB/T 3320.4-1982
Rumble measurement test record
GB/T 3320.3-1982
Wow and flutter test record
GB/T 3320.2-1982
Tracking ability and channel separation test record
GB/T 3451-1982
Standard tuning frequency
GB/T 3659-1983
Methods of measurement of television video channel
GB/T 3660-1983
Unified weighting network for measuring video continuous random noise