NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 60318-4 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 61094-4 | 1995-11 | Measurement microphones - Part 4: Specifications for working standard microphones More |
| ISO/IEC Guide 98-3 | 2008-09 | Uncertainty of measurement - Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) More |
| ISO 389-2 | 1994-07 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones More |
| ISO 389-5 | 2006-11 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz More |
| ISO 389-6 | 2007-07 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration More |
