The Hear Technologies Hear Back Pro Mixer is a personal monitor mixer offering simple multi-source mixing and low system latency for various performers to get everyone the mix they need to perform their best. This advanced yet easy to operate control surface is perfect for use in studio and on the stage.
The Hear Technologies Hear Back Pro Mixer is the simplest, most affordable digital solution for use in recording studios, rehearsal spaces, and live stage applications. It works with Hear Back Pro System. The Hear Back Pro Mixer features large master knob controls, overall main mix, AUX and intercom controls as well as volume and panning controls for all 16 channels with direct and immediate visual feedback from LED indicators. A built-in intercom with automatic level adjustment broadcasts the AUX source (mic, MP3 player, click, etc) with selectable XLR or 1/8" AUX input connectors. Inputs and controls are provided for mixing up to 8 pairs of stereo-linked channels. Status indicating logos make it easy to to detect and diagnose problems, should they arise. Write session information and channel settings on storable Mixer overlays for an unlimited number of presets. Instantly store and recall presets from memory with the push of a button. The most recent configuration is saved, even after power-down.
Now with V5 Firmware
Assign each knob of a Hear Technologies Hear Back PRO Mixer to any mono channel, stereo pair of channels, or even a submix of up to 16 channels with the V5 update. Configure each Mixer differently and add up to 128 input channels to the system using additional Input Cards and Hubs (32 channels of inputs per Hub).
Hear Technologies Hear Back Pro Mixer Features
FIRMWARE V5 or later
Local control of up to 138 channels of audio (128 channels + Stereo AUX IN + up to 4 stereo intercom inputs)
Submix up to 16 stereo channels on each of the 16 knobs
FIRMWARE V1 and V2
Local control of up to 18 channels of audio (16 mono channels + AUX IN + Intercom IN)
Volume/panning/stereo link control of all audio channels
Remote control all settings from iOS App or another Mixer
Receive power and audio over one Ethernet cable, up to 500’ from Hub to each Mixer
24-bit Delta-Sigma D/A and A/D converters
Store up to 4 recallable presets
Intercom allows communication to anyone with a Hear Back PRO Mixer (up to 4 people at a time)
1/8” and 1/4” headphone outputs with 2.2 Watts of power per channel
Balanced mono/stereo, line level outputs
Selectable 1/8” TRS stereo unbalanced and XLR mono balanced (with 15V phantom power) AUX inputs
Microphone input for crowd / ambiance mic or intercom use
Drum module / metronome or local mix input
Built-in 5/8" threaded socket to mount Mixer to any standard mic or desk stand
Hear Technologies Hear Back Pro Mixer Specifications
Aux Input:
Line Input Configuration/Impedance: 1/8" Stereo, Unbalanced, 10K Ohms Typical
Line Input Level: 0 dBu Optimal, +18 dBu Max
Mic Input Configuration/Impedance: XLR Mono, Balanced, 150 Ohms Typical, 150 Hz High Pass
Mic Input Level: -42 dBu Optimal, -30 dBu Max
Headphone Power:
Load Impedance:
8 Ohms: 1.2 W (THD Less than 0.01%), 1.5 W (THD less than 0.1%)
16 Ohms: 1.6 W (THD Less than 0.01%), 1.8 W (THD less than 0.1%)
25 Ohms: 2.0 W (THD Less than 0.01%), 2.2 W (THD less than 0.1%)
32 Ohms: 1.8 W (THD Less than 0.01%), 2.0 W (THD less than 0.1%)
50 Ohms: 1.5 W (THD Less than 0.01%), 1.6 W (THD less than 0.1%)
100 Ohms: 1.1 W (THD Less than 0.01%), 1.2 W (THD less than 0.1%)
200 Ohms: 500 mW (THD Less than 0.01%), 650 mW (THD less than 0.1%)
600 Ohms: 220 mW (THD Less than 0.01%), 250 mW (THD less than 0.1%)
IMD: Typically Less than 0.03%
Line Output:
Freq Response: 20 Hz to 20 KHz, +/-0.15 dB
THD+N: 0.004% Typical at 1 kHz, +15 dBu, 0.008% Typical, 20 Hz - 20 kHz, +4 dBu
IMD: 0.02% Typical at +4 dBu, 60 Hz / 7 kHz
Crosstalk: Less than -93 dB @ 1 kHz
Propagation Delay:
Analog Input to Analog Output: 0.248 mSec @ 192 kHz Sample Rate
Digital Input to Analog Output: 0.092 mSec @ 192 kHz Sample Rate
Digital Input to Digital Output: 0.0452 mSec @ 192 kHz Sample Rate
Audio Over Ethernet Protocol (HBUS): 0.000592 mSec
Physical Dimensions:
Size: 9.5" (241 mm) H x 5.95" (152 mm) W x 2.71" (68.8 mm) D
Unit Weight: 1.6 lb. (0.72 kg)
Mounting: Standard Mic Stand (5/8" 27 Threads Per Inch) or Desk Mounted
Power:
Power Requirements: Power Over Ethernet (PoE) 36-52 Volts DC, 15 Watts Max Provided by Hub through Cat5e/6 Network Cabling
External Power Supply Requirements: Input Voltage: 90VAC to 264VAC 50/60 Hz