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bhi Ltd DESKTOP MKII
bhi Ltd-DESKTOP MKII-Image-1 bhi Ltd-DESKTOP MKII-Image-2 bhi Ltd-DESKTOP MKII-Image-1

bhi Ltd DESKTOP MKII

10 Watt DSP Nnoise Cancelling Base Station Speaker

Out Of Stock - Delivery Will Be Delayed!

HRO Discount Price: $329.95*

 

*After Coupons & Promotions.

Current Stock Status At These Ham Radio Outlet Locations
DESKTOP MKII Description     Hide

Dramatically reduce noise and interference and hear more clearly!

The bhi DESKTOP MKII 10 Watt amplified DSP noise cancelling base station speaker has removes noise and interference to leave clear speech. It works on all types of radio, transceivers, receivers, and SDR radios, giving a new listening experience. The intuitive rotary controls make it very easy to use and set up to your own operating preferences.

Excellent Audio Quality:

The DESKTOP MKII speaker comprises a 4" bass driver and a 1" tweeter unit with an amplified bhi DSP noise cancelling unit capable of producing up to 10 Watts audio (peak).

Easy To Use Controls:

The DESKTOP MKII speaker is easy to use with rotary controls for volume on/off and filter level on the side of the speaker. 

Connections:
 
The DESKTOP MKII speaker has two 4mm screw terminal posts at the back for mono speaker level signals (4 or 8 ohm), and a stereo 3.5mm "Line Level" input socket suitable for use with SDR radio, Elecraft and FlexRadio products. There is also 3.5mm headphone socket on the side of the speaker for mono or stereo headphones. 12V DC Power is via the 2.1mm power socket (centre +ve).

Filter Level Control:

Noise cancelling is switched on and off by pressing the filter level control. Rotating this control allows you to change the filter level in real time to suit your current listening conditions. 

What’s In The Box:

The DESKTOP MKII speaker is supplied with a 2.1mm fused DC power lead with bare ends, a quality 1.2 metre audio cable with a moulded 3.5mm jack plug and 4mm banana plugs and a full user manual. A 12V DC world-wide mains plug-in power supply PSU12-2A-WW is available as an optional extra.

Using Your DESKTOP MKII Speaker:

Simply connect the power lead and audio lead to your DESKTOP MKII speaker and radio, switch on the power supply and you are ready to go, adjusting the volume and filter level controls on the side of the speaker to suit your own requirements.

Click here for the excellent QST review of the DESKTOP DSP speaker in the Mar '15 QST magazine


Features:

  • Quality 10 Watt amplified DSP noise cancelling base station speaker
  • Latest bhi DSP noise cancelling technology
  • 4" bass driver and 1" tweeter for excellent audio
  • Works with most radios and receivers including SDR radios
  • Simple to operate with intuitive rotary encoder controls
  • Separate speaker level and line level audio inputs
  • Audio input level overload feature
  • Noise reduction 9 to 40 dB (8 levels)
  • 3.5mm headphone socket (mono or stereo phones)

Specification:

DC Power

Connector type 2.1mm DC power jack (centre positive)
Input voltage 12 to 18 Volts DC
Input current 10mA standby
125mA active (no signal)
2.5A peak
Line Level Audio Input

Connector type 3.5mm Mono or Stereo line level
Input voltage range 160mV to 1.6V pk-pk
Input impedance 10kΩ (±2kΩ) nominal

Speaker Level Audio Input

Connector type 2 x 4mm banana socket/screw binding posts (mono)
Input voltage range 350mV to 3.5V pk-pk
Input impedance 8Ω (±2Ω) nominal
Input power rating 1.5W max

Audio Output

Speaker output power 10W peak (supply voltage of 18V)
Bandwidth 50Hz to 4.3kHz
Volume levels 16 levels (3dB steps)
Headphone output 3.5mm mono or stereo (8 to 64 Ohms)

DSP Noise Cancellation

Filter levels 8 levels + off
Noise reduction 9dB to 40dB
Tone reduction 4dB to 65dB

Indications

Status LED Multicolour LED (red, amber, green)
Audio tones Power-up, power-down, DSP filter level, volume and memory store
Input overload indication.
Controls

Power/Volume Digital rotary encoder with push function
DSP level Digital rotary encoder with push function

Physical

Weight 1.90kg (shipping weight)
Dimensions 200(H) x 150(D) x 160(W)mm

Note: Elecraft K3 users: To connect to the K3 using the speaker lead supplied you need to either make up an audio lead with a 3.5mm stereo plug (tip only connected) to a 3.5mm mono socket, or purchase one of our ALD-009 leads, or alternatively use a 3.5mm stereo plug to plug lead and connect from your K3 to the line in socket on the DESKTOP MKII speaker (ALD-007).