CLC/SR 29
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 54167 | HD 443 S1:1983 | Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts | Atcelts |
| 44353 | HD 450.0 S1:1984 | Hearing aids - Part 0: Measurement of electroacoustical characteristics | Atcelts |
| 57191 | HD 450.11 S1:1985 | Hearing aids - Part 11: Symbols and other markings on hearing aids and related equipment | Atcelts |
| 49037 | HD 450.1 S1:1984 | Hearing aids - Part 1: Hearing aids with induction pick-up coil input | Atcelts |
| 49101 | HD 450.2 S1:1984 | Hearing aids - Part 2: Hearing aids with automatic gain control circuits | Atcelts |
| 42720 | HD 450.3 S1:1984 | Hearing aids - Part 3: Hearing aid equipment not entirely worn on the listener | Atcelts |
| 49730 | HD 450.4 S1:1984 | Hearing aids - Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes | Atcelts |
| 43867 | HD 450.5 S1:1985 | Hearing aids - Part 5: Nipples for insert earphones | Izstrādē |
| 45219 | HD 450.6 S1:1986 | Hearing aids - Part 6: Characteristics of electrical input circuits for hearing aids | Atcelts |
| 55153 | HD 450.7 S1:1985 | Hearing aids - Part 7: Measurement of performance characteristics of hearing aids for quality inspection for delivery purposes | Atcelts |
Displaying 121-130 of 284 results.