The BNG-200 analog brown noise generator is powered externally by an AC wall adpater (included with purchase). The unit contains a special sophisticated filter that sharply reduces all frequencies that lie outside the range of human hearing (infrasonic & ultrasonic). Click here to see spectrum analysis/oscilloscope.
Purchase includes AC wall adapter, RCA audio cable (for hook-up to external audio equipment), and Owner's Manual. Comes with a 30 day money-back guarantee and is covered by a two year warranty.
Power requirement: 12 VDC
Power consumption: 23 mA
Output: Approximately 316mV RMS
Output impedance (each channel): 300 ohms
Frequency range: 15Hz - 22,000 Hz
Brown noise filter: - 6 dB per octave
Crest Factor (max): 12 dB (4 mV / mV)
Dimensions: L 3.3" W 2.4" H 1.2"
Output jack: 3.5mm (1/8") stereo
What can brown noise be used for? The gentle sound of brown noise can be used to block or reduce distractions, improve mental focus, and help promote sleep (the waterfall-like sound of brown noise can be very soothing). It is especially useful for masking unwanted low frequency noises (such as the rumble of traffic). Click here to learn more about brown noise.