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Hear Back Mixer


 
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Special Instructions: Electronics > Audio > Audio Components >
  Hear Hear Back Mixer
  Sometimes
  0.1


Availability:: Usually Ships in 3 to 5 Business Days
Product Code: HBM
Qty:

 

Hear Hear Back Mixer

Features:

  • Local control up to eight channels of audio
  • Master volume
  • Built-in DSP limiter
  • 24-bit D/A converters
  • Less than 1.5 millisecond
    total system delay
  • Bus status indicator
  • Headphone amplifier fault indicator
  • Link indicators
  • Standard CAT5E power and
    signal connection
  • Balanced line outs, mono/stereo
  • Stereo AUX in:
    – Expand numbers of mixers
    – Drum module/metronome input
  • Built-in standard threaded mic stand mount
Technical Specifications

Aux Input

 
  Input Configuration/Impedance:
Stereo, unbalanced, 10 Kohms typical  
  Input Level:
+4 dBu optimal, +22 dBu max  
  Head Phone Power

 
  Load Impedance:
THD less than 0.01%*
THD less than 0.1%
  
  8 Ohms:
150 mW*
230 mW
  
 

*THD AT 8 Ohms = 0.015% typical
    
  16 Ohms:
235 mW
500 mW
  
  25 Ohms:
675 mW
775 mW
  
  32 Ohms:
950 mW
1.1 W
  
  50 Ohms:
1.6 W
1.8 W
  
  100 Ohms:
1.14 W
1.25 W
  
  200 Ohms:
500 mW
650 mW
  
  600 Ohms:
215 mW
220 mW
  
  IMD:
Typically less than 0.03%  
  Line Out

 
  Freq Response:
20 Hz to 20 KHz, +0.04 dB, -0.55 dB  
  THD+N:
0.008% typical at 1 KHz, +15 dBu,
  
 

0.02% typical, 20 Hz – 20 KHz, +4 dBu  
  IMD:
0.02% typical at +4 dBu, 60 Hz/7 KHz  
  Crosstalk:
Better than -85 dB @ 1 KHz  
  Propagation Delay:
Less than 1.5 mSec, Hub input to mixer output using
500' of cable		  
  Noise Performance

 
  Noise, A-Weighted:
-91 dBu analog, -97 dBu optical  
  Dynamic Range:
112 dB typical  
  System I/O

 
  Hub Line In, Analog:
8 Balanced inputs on DB-25 female (Tascam DA-88 pinout)  
  Maximum Input Level, Analog:
+15 dBu  
  Hub Light Pipe In:
Industry standard fiber optic connector, shuttered  
  Hub HearBus In, Out:
8-pin RJ45 jack (2 each)  
  Mixer Headphone Out:
TRS 1/4" unbalanced stereo (2 each)  
  Mixer Line Out:
TRS 1/4" balanced (2 each)  
  Maximum Output Level, Analog:
+24 dBu (mixed output)  
  Aux Input:
TRS 1/8" unbalanced stereo  
  Physical, Mixer

 
  Size:
11.5" (29.2 cm) H x 5.2" (13.2 cm) W x 3.6" (9.15 cm) D  
  Unit Weight:
1.2 lb. (0.54 kg)  
  Mounting:
Standard mic stand or desk mounted  
  Physical, Hub

 
  Size:
1.75" H x 19" W x 7.125" D  
  Unit Weight:

5.0 lb.  
  Mounting:
Standard rack mount, 1 RU  
0 dBu = 0.775 Vrms


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