Sennheiser HDA 300 Instruction Manual
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Sennheiser HDA 300 Instruction Manual

Sennheiser HDA 300 Instruction Manual

Audiometric headphone
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HDA 300
Audiometric headphone
Instruction manual

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  • Page 1 HDA 300 Audiometric headphone Instruction manual...
  • Page 2 14000 17.5 1.04 16000 16.1 0.85 * measured with additional adapter for a quicker and more accurate positioning on coupler plate This is optionally available from Sennheiser. Measuring conditions Temperature: 22 °C Relative humidity: 50 % Standards Headphones comply with IEC 60645-1, IEC 60645-2, ANSI S3.6-2010...
  • Page 3 Reference equivalent threshold sound pressure level on ear simulator with adapter (plate) and conical ring according to IEC 60318-1:2010 Mean value Standard Median value *** Interquartile Frequency in Hz on B&K 4153 deviation in dB on B&K 4153 in dB range in dB in dB re 20 µPa 26.2...
  • Page 4 Difference between free-field sensitivity level G and ear simulator sensitivity level G on ear simulator with adapter (plate) and conical ring according to IEC 60318-1:2010 Mean value on B&K 4153 Standard Median value*** Interquartile Frequency in Hz in dB deviation in dB on B&K 4153 in dB range in dB 100**...
  • Page 5 Passive Attenuation according to ISO 4869-1:1994 / EN 24869-1:1993 Frequency in Hz Mean value in dB 12.5 12.4 12.7 1000 12.8 2000 15.1 4000 28.8 8000 26.2...

  • Page 7: Table Of Contents

    Important safety information .................. 2 Package contents ....................... 3 Product overview ....................... 4 Connecting the HDA 300 to an audiometer and calibrating the audiometer ... 5 Storing the HDA 300 ....................5 Using the HDA 300 ..................... 6 Cleaning and maintaining the HDA 300 ..............7 Replacing the ear pads ....................

  • Page 8: Important Safety Information

    Sennheiser (see page 7). Intended use/Liability The HDA 300 is a pair of closed, dynamic headphones designed for use with audiometers. The headphones are also suitable for high frequency audiometry. This product can be used for commercial purposes.

  • Page 9: Package Contents

    HZH 350 hygiene pads Manual Instruction manual A list of accessories can be found on the HDA 300 product page at www.sennheiser.com. For information on suppliers, contact your local Sennheiser partner: www.sennheiser.com > “Service & Support“. Some of the available accessories: •...

  • Page 10: Product Overview

    Product overview Product overview Headband padding Ear cap, right (red) Headband Plug, right (red) Ear cap, left (blue) Plug, left (blue) Ear pad Connection cable Diaphragm cover Before wearing the headphones, remove the protective foil from the Sennheiser logo. HDA 300...

  • Page 11: Connecting The Hda 300 To An Audiometer And Calibrating The Audiometer

    Preparing the HDA 300 for calibration You can find the appropriate reference threshold sound pressure levels on the fold-out page of the cover or at www.sennheiser.com on the product page for the HDA 300. Adjust the HDA 300 as shown in the diagram.

  • Page 12: Using The Hda 300

    Using the HDA 300 Using the HDA 300 Pull new hygiene pads over the ear pads. Take off glasses, earrings and similar objects which could interfere with the fit of the headphones. Put the headphones on the test person so that the red ear cap covers the right ear.

  • Page 13: Cleaning And Maintaining The Hda 300

    Cleaning and maintaining the HDA 300 Cleaning and maintaining the HDA 300 CAUTION Liquids can damage the electronics of the product! Liquids entering the housing can cause corrosion. Keep all liquids far away from the product. Only clean the headband paddings and the ear pads with cleansing agents recommended by Sennheiser.

  • Page 14: Replacing The Ear Pads

    Cleaning and maintaining the HDA 300 Replacing the ear pads Peel the ear pad up and away from the ear cap. Slide the new ear pad onto the ear cap. Make sure that the edge of the ear pad disappears completely in the provided groove.

  • Page 15: Replacing The Diaphragm Cover

    Cleaning and maintaining the HDA 300 Replacing the diaphragm cover Remove the ear pad from the ear cap. Remove the diaphragm cover and dispose of it. Place the new diaphragm cover so that four of the holes in the diaphragm cover are positioned over the four retaining pins on the ear cap.

  • Page 16: Specifications

    2 Audio Low (green wire) Manufacturer declarations Warranty Sennheiser GmbH & Co. KG gives a warranty of 24 months on this product. For the current warranty conditions, please visit our website at www.sennheiser.com or contact your Sennheiser partner. CE Declaration of Conformity •...
  • Page 17 Sennheiser electronic GmbH & Co. KG Am Labor 1, 30900 Wedemark, Germany www.sennheiser.com Publ. 09/13, 545391/A01...

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