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61000163.jpg

DD450 High Frequency Headset with Peltor Exclosures

€821.10 *

Prices incl. VAT plus shipping costs

Delivery time ca. 7 Workdays

  • 2-61000163
Radioear‘s DD450 circumaural tweeter headphones can be used for audiometric testing in the... more
Radioear‘s DD450 circumaural tweeter headphones can be used for audiometric testing in the standard 125 Hz - 8 kHz audiometric range and for high frequency testing up to 20 kHz. The DD450 headphones comply with IEC-60645-1 and ANSI S3.6 to 16 kHz.
DD450 offers excellent passive attenuation, a padded, adjustable, soft headband and replaceable ear cushions. Includes high-resistance cable with TINSEL core, gold-plated 6.3 mm jack sockets.

Technical data:
- Transducer principle: Dynamic
- Working principle: Closed
- Transmission range: 20 Hz - 20 kHz
- Nominal impedance according to IEC 60268-7: 14 Ohm
- Type of coupling to the ear: Overlying the ear
- Sensitivity: 100 dB SPL at 1 kHz, 1 mW, distortion: < 1% at THD
- Max. Continuous power: 500 mW,
- Contact pressure: 10 N ±0.5N
- Weight: 330 gr (12 oz)
- Cable connection: 2 x mono jack plugs
- Cable length: 2500 mm
- RoHS compatible - lead- and nickel-free
- dimensions: 19.1 x 9.3 x 13.4 cm

Scope of delivery: headphones with 2 transducers, sound-absorbing caps with ear cushions and cable with 2 x 6.3 mm jack plugs (angled 30 degrees)
evidENT-Shop Article 632

Please note that the audiometer must be recalibrated after changing the headphones!

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