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Important Information:

 

 
Copyright 

This publication, including all photographs and illustrations is protected under international 
copyright laws, with all rights reserved. Neither this manual, nor any of the material within, 
may be copied or reproduced without the written consent of bhi Ltd. 

 
Disclaimer 

The information in this document is subject to change without

 

notice. bhi Ltd makes no 

representations or warranties with

 

respect to the contents hereof and specifically disclaims 

any

 

implied warranties of merchantability or fitness for any

 

particular purpose. 

Furthermore, bhi Ltd reserves the right

 

to revise this publication and to make changes from 

time to

 

time in the content hereof without obligation of bhi Ltd to

 

notify any person of such 

revision or changes.

 

 

 
 

Table of Contents 

 

1.  Packing List ……………………………………………………………………..page 2  

2.   Introduction……………………………………………………………………..page 3 

3.  DSP noise cancellation………………………………………………………...page 3 

4. Installation………………………………………………………………………..page 4 

5.  Speaker operation………………………………………………………………page 4 

6.   DSP function button.……………………………………………………….…..page 5 

7.  Setup mode………………………………………………………………………page 5 

8.  Demonstration modes…………………………………………………………..page 6 

9.  Noise reduction levels…………………………………………………………..page 6  

10.  Specification………………………………………………………………….….page 7 

11.  Troubleshooting/FAQ’s…...…………………………………………………....page 7 

12.   bhi Support……………………………………………………………………...page 7 

 
 
 

Desk Top “Noise Away” amplified DSP noise cancelling speaker  

 

1. Packing List

 

 

The 

Desk Top “Noise Away”

 is shipped with the following: 

 

  DSPKR noise cancelling speaker 

  3.5mm audio lead 

  Speaker mounting bracket 

  Fused DC power lead 1030-FPL 

 

Operating manual

 

Summary of Contents for Noise Away

Page 1: ...Desk Top Noise Away Amplified DSP noise cancelling Speaker User Manual bhi Ltd DSP noise cancellation products for radio and voice communications 1067 105D iss B...

Page 2: ...bhi Ltd reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of bhi Ltd to notify any person of such revision or changes Table...

Page 3: ...cancelling unit capable of producing up to 2 5Watts RMS audio power The unit requires an audio input signal of between 80 and 500mW level and a DC supply of between 12 and 18 Volts 300mA The unit is...

Page 4: ...y 300mA 5 Speaker Operation Once installed and connected apply power to both the audio source and the speaker Press the power bypass switch located in the speaker front grill When power is applied to...

Page 5: ...elease the button to select the desired level mode The module will return to normal operation after this The colour of the LED will indicate the mode of operation 8 Noise reduction levels 4 or 8 level...

Page 6: ...on for 1 5 seconds then off for 1 5 seconds It will then move to the next level and repeat the process This mode is particularly effective at demonstrating the different DSP levels A lternatively pas...

Page 7: ...aker Check that the power connector on your power supply is suitable for the power socket on the speaker 2 1mm centre positive Check that you have switched your radio communication equipment on and th...

Page 8: ...n questions otherwise most queries can be resolved over the telephone If not we will arrange with you to have your unit sent back to us for analysis repair or replacement if within 12 months from date...

Page 9: ...at the circuit board is accessible 4 Connect your radio to the speaker connect the power to the speaker and switch the radio on With the speaker in bypass mode power off turn the radio volume to your...

Page 10: ...Page 10 bhi Ltd PO Box 318 Burgess Hill West Sussex RH15 9NR England Telephone 44 0 845 217 9926 Fax 44 0 845 217 9936 Email sales bhi ltd com Web www bhi ltd com 1072 105D iss B...

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