Hear Technologies OCTOHBM Hear Back OCTO 8-Channel Personal Monitor Mixer

The next evolution of the Hear Back 8-channel personal monitoring system has arrived - introducing the Hear Back OCTO.

Key Features

• Local control up to 10 channels of audio
• Master volume
• Built-in standard mic stand mount
• 24-bit D/A converters
• Bus status indicator
• Headphone amplifier fault indicator
• Mono/stereo link indicators
• Balanced line outs, mono/stereo
• Expand numbers of mixers
• Drum module/metronome input

Technical Specifications

Mixer Aux Input
Line Input Configuration / Impedance
Stereo, unbalanced, 10 Kohms typical
Line Input Level
+4 dBu optimal, +22 dBu max
Mixer Headphone Power (Per Channel)
Load Impedance
THD less than 0.01%*
THD less than 0.1%
8 Ohms
342 mW
412 mW
16 Ohms
731 mW
783 mW
25 Ohms
1.07 W
1.25 W
32 Ohms
1.37 W
1.6 W
50 Ohms
1.26 W
1.88 W
100 Ohms
971 mW
1.03 W
200 Ohms
512 mW
537 mW
600 Ohms
185 mW
190 mW
IMD
Typically, less than 0.02%
Mixer Line Output
Freq Response
20 Hz to 20 KHz, +/-0.16 dB
THD+N
0.004% typical at 1 kHz, +18 dBu
0.008% typical, 20 Hz - 20 kHz, +4 dBu
IMD
0.02% typical at +4 dBu, 60 Hz / 7 kHz
Crosstalk
Less than -85 dB @ 1 kHz
Latency
Less than 1.5 mSec
System Noise Performance
Noise, A-Weighted
-94 dBu @ analog, -97 dBu optical
Dynamic Range
122 dB typical
Physical, Mixer
Size
5.1” H x 9.3” W x 2.519” D (12.95 cm H x 23.62 cm W x 6.40 cm D)
Unit Weight
15.8 oz. (0.45 kg)
Mounting
Standard mic stands (5/8” 27 threads per inch) or desk mounted