An automatic mixing matrix with 8 inputs and 8 outputs, equipped with 8 analog inputs and 8 analog outputs. The microphone input and line input can be freely switched, and each input comes with a 48V phantom phase power supply selection. Built in DSP functions such as feedback suppression, automatic mixing, matrix mixing, equalizer, distributor, compressor, etc. Connected to the computer software through the internet building or RS232/TCP to the central control for remote control, suitable for use in various public address projects.
1. Applicable occasions: conference rooms, multifunctional halls, auditoriums, courtrooms, professional performances;
2. Eight analog audio inputs and eight analog audio outputs; Free switching between microphone input and line input;
3. Each input is equipped with a 48V phantom phase power switch; Each input is equipped with a feedback suppression function switch, with two levels of adjustment;
4. Automatic mixing and matrix mixing functions; Input 31 segments of EQ adjustable, output 10 segments of EQ adjustable; USB driver free automatic connection software, RS232 central control
DSP chip
1. Signal processing: 32 bit Þ Xed/ β Loading point DSP 300MHz
2. Audio system delay:<1ms
3. Digital to analog conversion: 24 bit
4. Sampling rate: 48KHz
Input output
1. Input channel: 8 balanced inputs Mic/line level
2. Audio interface: 3.81mm Phoenix plug, 12-pin
3. Input impedance: 11.5k Ω
4. Maximum input level: 14dBu/Line, -7dBu/Mic
5. Phantom power supply:+48VDC, 10mA, configured per channel
6. Output channel: 8 balanced outputs, line level
7. Output impedance 150 Ω
Audio metrics
1. Frequency response curve: 20Hz-20kHz (+-0.5dB)/Line
20Hz-20kHz (+-1.5dB)/Mic
2. THD+N: -90dB (@ 12dBu, 1kHz, A-wt)/Line
-86dB (@ -7dBu, 1kHz, A-wt)/Mic
3. Signal to noise ratio: 105dB (@ 12dBu, 1kHz, A-wt)/Line
95dB (@ -7dBu, 1kHz, A-wt)/Mic
Connection and Display
1. USB: Micro-B type, drive free
2. RS232: Serial port communication
3. TCPIP network port: RJ-45, Optional
4. Indicator light: Power, Link,+48V, input/output audio signal
5. Electrical and physical parameters
6. Power supply range: AC100V --248V 50/60 Hz
7. Size: 44mmx483mmx210mm
8. Net weight: 2.8kg
9. Working temperature: -20 ℃ -80 ℃