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Telex Airman ANR 500 Operating Instructions Manual

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Operating Instructions

Airman ANR™
Headset
500
38110-014 Rev D
09/2010

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Summary of Contents for Telex Airman ANR 500

  • Page 1: Operating Instructions

    Operating Instructions Airman ANR™ Headset 38110-014 Rev D 09/2010...
  • Page 2 Airman ANR™ 500 Headset ROPRIETARY OTICE The product information and design disclosed herein were originated by and are the property of Bosch Security Systems, Inc. Bosch reserves all patent, proprietary design, manufacturing, reproduction, use and sales rights thereto, and to any article disclosed therein, except to the extent rights are expressly granted to others.
  • Page 3 Airman ANR™ 500 Headset FIGURE 1. Reference View NOTE: See page 11 for available replacement parts.
  • Page 4 Airman ANR™ 500 Headset...

  • Page 5: Table Of Contents

    Table Contents INTRODUCTION ..............3 General Description ................. 3 Design Features (See Figure 1) ............4 OPERATION ................5 Headset Operation ................5 Specifications ................. 10 Order Information ................11...

  • Page 7: Introduction

    CHAPTER 1 Introduction General Description The Telex Airman ANR™ 500 Active Noise Reduction headset combines design features of a lightweight headset with the advanced techniques of electronic noise reduction. The result is a comfortable light-weight headset that provides good electronic reduction of high frequency ambient noise. To take advantage of this improved listening environment, the Airman ANR™...

  • Page 8: Design Features (See Figure 1)

    Introduction Design Features (See Figure 1) Fitting and Comfort An adjustable ratcheted headband allows the wearer to make quick and easy adjustments to fit a wide range of head sizes, while the gimbal mounted earcups improve the headset comfort. Control Module The power on/off switch and the stereo/mono switch are both located on the control module.

  • Page 9: Operation

    CHAPTER 1 Operation Headset Operation Connect the headset as shown in Figure 1. Rotate the entire boom to wear the microphone on either the right or left side of the head. With the Airman ANR™ 500 headband resting securely on the top of the head, check the earcups are centered over the ears.
  • Page 10 Operation Connections FIGURE 1. Microphone Placement FIGURE 2.

  • Page 11: Microphone Gain Adjustment

    Operation Microphone Gain Adjustment The microphone gain has been factory-adjusted to the nominal level required for normal radio operation and should normally not require adjustment. If needed, adjustment by a qualified avionics technician is recommended. To access the microphone gain, insert a small phillips head screwdriver through the access hole in the headset (see Figure 3) Clockwise rotation increases the microphone gain.
  • Page 12 Operation Module Battery Installation The battery module requires one (1) 9-volt battery. Alkaline batteries are recommended for best performance. Do not use nickel-cadmium rechargeable batteries or lithium batteries. To remove the battery door press down on the detente while sliding the bat- tery door over in the direction of the arrow, then lift up.
  • Page 13 Operation Optional Aircraft Power Supply Module The power supply module is designed for use in negative ground electrical systems only. Do not attempt to use with positive-ground electrical systems. Power Supply Module FIGURE 5.

  • Page 14: Specifications

    Operation Specifications Receivers Type: Dynamic Frequency Response:±6dB re 1000Hz over the range 350-3000Hz Sensitivity: 90±5dB SPL (1kHz, 1mW input per earcup side) Impedance: 300Ω stereo or 150Ω monaural mode Stereo/Mono: Switch located on the control module, allows stereo or monaural headset operation.

  • Page 15: Order Information

    Operation Microphone: 0.206” diameter plug (PJ-068 equivalent) Weights Headset only: 7oz. (198g) Battery module with battery: 17oz. (482g) Color Black Order Information Headset with Battery Box................300735-002 Microphone Windscreen................59688-000 Headband Pad..................... 590561-002 Ear Cushions (set of two) ................590619-003 Model PT-300 Push-to-Talk Switch ............
  • Page 16 Bosch Security Systems, Inc. 12000 Portland Ave South Burnsville, MN 55337 U.S.A. www.boschcommunications.com...

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