Network Audio Technology: |
Type | Dante audio-over-Ethernet |
AES67-2013 Support | yes, selectable on/off |
Dante Domain Manager (DDM) Support | yes |
Ethernet Interface Configuration | Switched or Redundant |
Bit Depth | 16, 24, or 32 |
Sample Rate | 48 or 96 kHz (no pull-up/down supported) |
Dante Receiver (Input) Channels | 5 |
Dante Transmitter (Output) Channels | 6 |
Dante Audio Flows | 32; 16 transmitter, 16 receiver |
Internal Digital Audio Processing | 32-bit, fixed |
Input-to-Output Audio Processing Latency | <200 uSec |
Nominal Dante Receiver (Input) and Transmitter (Output) Level | –20 dBFS |
Network Interfaces: 2, Primary-PoE and Secondary |
Type | 1000BASE-T (Gigabit Ethernet ("GigE")) per IEEE® 802.3ab (10 and 100 Mb/s not supported) |
Power-over-Ethernet (PoE) | per IEEE 802.3af (applicable to Model 232's Primary-PoE network connection only) |
Analog Microphone Input |
Compatibility | dynamic or phantom-powered microphones |
Type | balanced, capacitive coupled |
Impedance | 3.6 k ohms, nominal |
Gain | 20 to 65 dB in 1-dB steps |
Frequency Response | 20 Hz to 22 kHz, +0/–1 dB |
Distortion (THD+N) | <0.0004%, 1 kHz, –4 dBFS output, 20 dB gain, 22 kHz BW |
Dynamic Range | 120 dB, ref 0 dBFS output, 20 dB gain, A-weighted |
Phantom Power | P48 per IEC 61938 standard, on/off selectable with status LED |
Analog Microphone Output: |
Type | passive via two 200 ohm resistors from microphone input (will pass phantom power in either direction) |
Muting | solid-state relay contacts, 60 dB attenuation @ 1 kHz |
Headphone Output: |
Type | analog 2-channel (stereo) |
Compatibility | stereo (dual-channel) or monaural (single-channel) headphones, headsets, or earpieces with nominal impedance of 50 ohms or greater |
Maximum Output Voltage | 3.0 Vrms, 1 kHz, 150 ohm load |
Frequency Response | 20 Hz to 20 kHz, +0/–1 dB |
Dynamic Range | >102 dB, A-weighted |
Distortion (THD+N) | <0.025%, measured at 1 kHz, 0 dBu output |
Talkback Input Low-Pass Filter (LPF) |
Function | active only when specific talkback channel has tone detect function enabled |
Type | digital, 8-pole Butterworth (48 dB/octave) |
Cutoff | –3 dB at 12 kHz |
18 kHz and 20 kHz Tone Outputs |
Type | sine wave |
Level | –20 dBFS |
Frequency Accuracy | <10 ppm |
Distortion | <0.0001% |
Tone Detect Function |
Receive Frequency | ≥15 kHz nominal to upper end of frequency response, within audio channel |
Receive Level | –27 dBFS minimum |
Send Frequency | 20 kHz |
Send Level | –20 dBFS |
IFB (Dims Main Audio) Function |
Activation | in-band tone detection per Tone Detect function |
Attenuation (Dim) | 15 dB, fixed |
Call Light Function |
Activation | in-band tone detection per Tone Detect function |
Remote Control Inputs: 4 |
Function | configurable, can mimic the action of the main and talkback button functions |
Type | active low, 1 mA maximum, input pulled up to 3.3 volts DC via 3.4 k ohm resistors |
Limitation | Remote Control Input 2 shares hardware pin with Tally Output (only one function can be configured at a time) |
Tally Output |
Functions | follows the status of the main output |
Type | active high, 3.3 volts DC in series with 130 ohm resistor (25 mA maximum) |
Limitation | tally output shares hardware pin with Remote Control Input 2 (only one function can be configured at a time) |
Connectors | |
Analog Microphone Input | 3-pin female XLR |
Analog Microphone Output | 3-pin male XLR |
Headphone Output | 3-conductor ¼-inch jack |
Ethernet | 2, Neutrik NE8FBH etherCON RJ45 receptacles |
DC Input | 4-pin male XLR (pin 1 negative, pin 4 positive) |
USB | type A receptacle (used only for updating firmware) |
Remote Control Inputs / Tally Output | 2, 3-pin headers located on the main circuit board |
Headphone Output | 3-pin header located on the main circuit board |
DC Output | 3-pin header located on the main circuit board |
Analog Microphone Input | 3-pin header located on the analog circuit board |
Power Sources |
Power-over-Ethernet (PoE) | class 3 (mid power, ≤12.95 watts) per IEEE 802.3af |
DC Input | 10 to 18 volts DC, 0.55 A maximum at 12 volts DC (can be powered by optional PS-DC-02) |
Environmental | |
Operating Temperature | 0 to 50 degrees C |
Storage Temperature | –30 to 70 degrees C |
Humidity | 25 to 95%, non-condensing |
Altitude | not characterized |
Dimensions (Overall): |
Width | 16.5cm |
Height | 7.4cm |
Depth | 12.5cm |
Weight | 0.95kg |