STN EN ISO 389-4
| Name: | STN EN ISO 389-4 |
| Validity: | Valid |
| Number of pages: | 12 |
| Language: |
SK
|
| Paper: | 9,70€ |
| Electronic version |
a) Only read (without ability to print and copy)
8,73€ b) Without ability to print, with ability to copy (printscreen) 9,70€ c) With ability to print and copy (printscreen) 12,61€ |
| Slovak title | Akustika. Referenčná nula na kalibrovanie audiometrického zariadenia. Časť 4: Referenčné hladiny sily pre úzkopásmový maskovací šum (ISO 389-4:1994) |
| English title | Acoustics. Reference zero for the calibration of audiometric equipment. Part 4: Reference levels for narrow-band masking noise |
| Release Date: | 01. 02. 2001 |
| Date of withdrawal: | |
| ICS: | 13.140, 17.140 |
| Sorting character/National clasification code | 01 1630 |
| Level of incorporation: | idt ISO 389-4:1994, idt EN ISO 389-4:1998 |
| Official Journal | 01/01 |
| Amendments | |
| Replaced by: | |
| Repleces: | |
| Note in Official Journal: | |
| Subject of the standard: | Táto časť ISO 389 stanovuje referenčné hladiny pre úzkopásmový maskovací šum zavádzaný vzdušným vedením zo slúchadla v audiometrii čistým tónom. |