Electroacoustics. Measurement microphones - Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique seo-ignore This edition of BS 6266

This edition of BS 6266 supersedes the 2002 version which is withdrawn

Type 3 and Type 4

Both methods require injecting extremely high powers (5 dBm or more) into the fibre

tapes and slings

Electroacoustics. Measurement microphones - Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique seo-ignore This edition of BS 6266What is this BS EN 61094 3 Measurement microphones about ? BS EN 61094 3 discusses electroacoustics with a focus on measurement microphones as a safety standard on the primary method for free field calibration of laboratory standard microphones by the reciprocity technique. BS EN 61094 3 is the third part of the BS EN 61094 multi series on measurement microphones that are intended for use by laboratories with highly experienced staff and specialized