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sklademVydáno: 1991-02-28
BS EN 61012:1998
Filters for the measurement of audible sound in the presence of ultrasound
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| Označení normy: | BS EN 61012:1998 |
| Počet stran: | 12 |
| Vydáno: | 1991-02-28 |
| ISBN: | 0 580 19393 4 |
| Status: | Standard |
Popis
BS EN 61012:1998
This standard BS EN 61012:1998 Filters for the measurement of audible sound in the presence of ultrasound is classified in these ICS categories:
- 31.160 Electric filters
Specifies the electrical characteristics of a U-weighting filter, mainly for use with sound level meters.