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Homepage>BS Standards>11 HEALTH CARE TECHNOLOGY>11.040 Medical equipment>11.040.01 Medical equipment in general>BS 2497-2:1969 Specification for a reference zero for the calibration of pure-tone audiometers Data for certain earphones used in commercial practice
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immediate downloadReleased: 1971-03-10
BS 2497-2:1969 Specification for a reference zero for the calibration of pure-tone audiometers Data for certain earphones used in commercial practice

BS 2497-2:1969

Specification for a reference zero for the calibration of pure-tone audiometers Data for certain earphones used in commercial practice

CURRENCY
293.65 USD
Standard number:BS 2497-2:1969
Released:1971-03-10
ISBN:0 580 00485 6
Status:Standard
DESCRIPTION

BS 2497-2:1969


This standard BS 2497-2:1969 Specification for a reference zero for the calibration of pure-tone audiometers is classified in these ICS categories:
  • 17.140.50 Electroacoustics
  • 11.040.01 Medical equipment in general

Specifies value of sound pressure level corresponding to audiometric zero for monaural earphone listening to pure tones of certain stated frequencies.
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