CLC/SR 29
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 63511 | LVS EN IEC 60942:2018 | Electroacoustics - Sound calibrators | Standarts spēkā |
| 62831 | LVS EN IEC 61265:2018 | Electroacoustics - Instruments for measurement of aircraft noise - Performance requirements for systems to measure sound pressure levels in noise certification of aircraft | Standarts spēkā |
| 44097 | LVS HD 178 S1:1977 | Methods for specifying the characteristics of electromechanical transducers for shock and vibration measurements | Atcelts |
| 56438 | LVS HD 304 S1:1977 | Dimensions of plugs for hearing aids | Atcelts |
| 48337 | LVS HD 305:2003 | IEC reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts | Atcelts |
| 48463 | LVS HD 425 S1:1983 | Sound Level meters | Atcelts |
| 54167 | LVS HD 443 S1:2002 | Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts | Atcelts |
| 44353 | LVS HD 450.0 S1:1984 | Hearing aids - Part 0: Measurement of electroacoustical characteristics | Atcelts |
| 57191 | LVS HD 450.11 S1:2002 | Hearing aids - Part 11: Symbols and other markings on hearing aids and related equipment | Atcelts |
| 49037 | LVS HD 450.1 S1:1984 | Hearing aids - Part 1: Hearing aids with induction pick-up coil input | Atcelts |
Displaying 241-250 of 281 results.