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ANEM MKII in-line module

The bhi ANEM MKII ‘Noise Away’ Amplified Noise Elimination Module is a compact, easy to use, stylish in-line solution to noise and interference problems in voice/radio communications.  Using unique fully adaptive DSP noise cancellation technology, unwanted noise and interference is removed to leave clear speech with virtually no distortion of the voice signal.

The ANEM simply fits in-line between the communications equipment and the loudspeaker or headphones. It is suitable for a variety of applications but is particularly useful for improving voice quality in radio communications, removing unwanted noise and interference to give much improved speech intelligibility across all bands (SSB, UHF, VHF, HF, AM and FM).

The ANEM sits nicely within bhi’s range of DSP noise cancellation products and is suited to those customers who prefer simple controls and operation. It also offers a solution for those customers who do not want to modify their existing

ANEM MKII now available - Now with new headphone/speaker select switch
(see picture further below after product features)

ANEM_MKII_Amplified DSP noise cancelling in-line module

extension speaker or radio, to fit the NEDSP1062-KBD amplified DSP PCB module inside.

The ANEM is easy to set up and its functions are microprocessor controlled, enabling simple operation via two pushbuttons: power on/off audio bypass and DSP filter on/off. 4 or 8 levels of noise cancellation are selectable via the pushbuttons on power up, the last selected filter level remaining in the memory when the unit is switched off. The ANEM also has a headphone/speaker switch enabling the unit to be easily used with an extension speaker or a pair of mono headphones.
The ANEM comes boxed with a Fused DC power lead (2.1mm) and a 3.5mm mono plug lead 1.2m long, plus full operating instructions. Audio adapters are available to suit different connections, and Velcro strips are provided for mounting the module in a suitable position on your extension speaker or radio equipment.


  • Compact, Stylish, easy to use in-line module
  • Simple microprocessor controlled functions
  • Noise reduction  9 – 35dB
  • Tone reduction 4 – 65 dB
  • Power supply 12 – 18 V DC
  • Input signal > 50mV    
  • Output load  2.5W 8ohms   
  • Current consumption 300mA
  • Audio bandwidth  50 – 4.3KHz    
  • Dimensions (WxDxH) 100 x 61 x 41.5mm
  • 4 or 8 filter levels (selectable via push buttons)
  • Visual and audio indication of filter level
  • Power on/off Audio bypass Switch
  • New headphone/speaker switch
  • Velcro strips for chassis mounting
  • Standard 3.5mm mono audio connections

New ANEM MKII above with headphone/speaker select switch on the side of the unit.
This makes the unit much more flexible, as the flick of a switch enables you use headphones or an extension speaker.

Link to GAP Antenna Products Dealer List

The bhi ANEM is sold in the USA under the GAP HEAR IT brand by GAP Antenna Products Inc’ as the GAP HEAR-IT Noise Eliminating Module

Click here for Link to GAP Antenna Products Inc Website


Note: New headphone/
speaker switch is not shown in this picture. See bhi ANEM for switch details

Order codes:     
ANEM - Amplified ‘Noise Away’ module 122.95 Incl’ VAT + p&p
– 12 V DC unregulated power supply 9.74 Incl’ VAT + p&p
- Phono Plug-3.5mm Mono Socket 2.99 + P&P

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Where are you going to mount yours?

Mount it on the side
Use it on the desk

Stick it on the side...

..use it on the desk..

Put it on the top

..put it on top..

Put it out of sight

..hide it away..

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Where can I get it?

Download datasheet pdf

Download datasheet MKII pdf

Download operating manual

Download operating manual - MKII

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