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CLRspkr ClearSpeach DSP Noise Reduction Speaker


  • Amplified loudspeaker with ClearSpeech® adaptive DSP noise reduction for voice and CW
  • Recognizes intermittent nature of CW and allows it to pass noise free
  • Continuously variable adaptive filter noise reduction
  • Contains 4-in. loudspeaker with 7.5 watts RMS maximum amplifier
  • Volume control knob for adjustment of internal speaker sound level
  • Front mounted 1/8 - inch stereo output jack for powered speakers or 16 ohm (or higher) headphones
  • On-off switch with green indicator LED
  • LED flashes red to indicate digital overload clipping
  • Small, lightweight, with mounting bracket - ideal for mobile operation and home station
  • Powerpole® plugs into any 12V supply

Quality Declaration

This product has been tested to comply with Part 15 of the FCC rules for a Class B computer peripheral and digital device for use in the home and office. This testing is done to ensure the product does not generate RF interference.

Product designed, tested and used by ham radio operators onsite.

4.3" H x 5.5" W x 2.5" D
Power Requirements
9 to 16 Vdc; 1.1 A typical before onset of clipping
Audio Input
High impedance, 0.01 VAC
Voltage Gain
46 dB
Audio Output Power
7.5 watts RMS maximum into 8 ohms @ 13.8 VDC
Maximum Audio Ouput Voltage
7.75 Vrms
Input Clipping Level
0.04 volts RMS
Frequency Response (filter enabled)
300 Hz to 3400 Hz
Frequency Response (filter disabled)
300 Hz to 12000 Hz
Noise Reduction Characteristics
Adaptive, single tone greater than 50 dB
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user's manual
gpsmap 78 accessories


Package includes:
CLRspkr ClearSpeech® DSP Noise Reduction Speaker
Tilt mounting bracket
6-ft. power cable with Powerpole connectors
1/8" Audio Cables, 6 ft.
Owner's Manual

west mountain radio

CLRspkr ClearSpeech DSP Noise Reduction Speaker

CLRspkr | Clear Spkeaker | West Mountain Radio

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