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VIDEO'S S.R.L. - Partener autorizat Sennheiser
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vineri, 18 Iul 2025 | 2:57 |
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reclama
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| ACCESORII - Casti Sennheiser Audiometrie - VANZARE |
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Casti audiometrie Sennheiser HDA 200 ( ID:176909 )
| 423.05 EUR
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ROMANIA |
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HDA 200 - casti dinamice inchise speciale, destinate evaluarilor audiometrice. Acestea se conecteaza la un aparat special denumit audiometru care este capabil sa genereze toate frecventele auzite de urechea umana, la diferite intensitati. Rezultatul testelor auditive se concretizeaza printr-o audiograma, care reprezinta rezultatul unui test de auz.
Caracteristici generale:
- foarte buna atenuare a zgomotelor ambientale
- excelenta repetabilitate a masuratorilor
- potrivite pentru audiometre de inalta frecventa
- cablu pe o singura parte
Caracteristici tehnice:
- raspuns in frecventa: 20 - 20.000 Hz
- impedanta nominala: 40 Ohmi
- SPL caracteristic: 100 dB (la 1 KHz, 1 mW)
- putere: 500 mW
- cuplare cu urechea: circum-aural
- presiune de contact: 10 N
- greutate (cu cablu): 330 g.
- lungime cablu: 3m, pe o singura parte
- conector: fara conector
• Design approved by the PTB (German organisation for type approvals, a national standards organisation similar to the British Standards Institute or the American National Bureau of Standards) The HDA 200 complies with IEC 60645-1
Audiometric reference data for HDA 200 is included in two ISO standards:
• ISO 389-5: 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 (ISO/TR 389-5:1998)
• ISO 389-8: Acoustics - Reference zero for the calibration of audiometric equipment - Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones (ISO 389-8:2004); German version EN ISO 389-8:2004
Garantie: 24 luni.
Distribuitor autorizat Sennheiser. Informatii suplimentare si preturi : www.video-s.ro
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CONTACT VIDEO'S S.R.L. - Partener autorizat Sennheiser
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