Features
The main functions of APC875 are: AES/EBU digital audio signal receiving and conversion; DSP digital audio processing; 8 -channel signal input , 14 -channel output, frequency division, equalization, pressure limit, delay, etc.; built-in monitoring, can be left, center, right, Switching between left ring and right ring channels; built-in pink noise signal graphic envelope comparison debugging; complete interface functions; 2K , 4K digital audio, 1.3K analog audio, stereo, optical fiber, coaxial, microphone, USB , etc., can support TMS theater management system.
The main functions of APC875 are: AES/EBU digital audio signal receiving and conversion; DSP digital audio processing; 8 -channel signal input , 14 -channel output, frequency division, equalization, pressure limit, delay, etc.; built-in monitoring, can be left, center, right, Switching between left ring and right ring channels; built-in pink noise signal graphic envelope comparison debugging; complete interface functions; 2K , 4K digital audio, 1.3K analog audio, stereo, optical fiber, coaxial, microphone, USB , etc., can support TMS theater management system.
specification
| 8 digital audio inputs |
High-performance ARM embedded operating system; internal 32-bit DSP processing; |
| 8-channel analog audio input |
Each channel output has, -12dB ~ +12dB gain control, step distance: 0.1dB |
| Optical input |
The input RCA port of the background music, the input is a 25-pin interface, and the output is a 25-pin interface |
| Asynchronous two-channel stereo input |
Both input and output terminals are equipped with delay function |
| Input interface: one digital Optical audio signal auxiliary optical input |
All output channel compressors have adjustable attack level, compression ratio, attack time and release time parameters |
| (S/PDIF), one digital Coaxia auxiliary coaxial audio signal input |
Parametric equalization of each channel, frequency point, gain; 3 kinds of parametric equalization modes can be switched |
| 31-segment graphic EQ and 5-segment parametric EQ per channel |
|
| 14-channel analog audio output |
High and low pass filter slope selectable: -6, -12, -18, -24, -36dB or -48dB, |
| LCD display |
Types can be selected: Butterworth, Bessel, Linkwitz-Riley, frequency division range 20Hz ~ 22kHz, |
| SNR: 110 dB weighted (20~20kHz) |
Crossover can be performed at any frequency point in the audio range |
| Distortion: 0.005% |
20 user memory spaces; 1 factory setting, which can be recalled and archived |
| Common Mode Rejection Ratio (CMMR): > 60dB (50 to 10kHz) |
Frequency response range: 20Hz～22kHz |
| Dynamic range: 103dB typ (unweighted) |
USB control, PC control software, SD card storage |
| Frequency Response: +/- 0.01dB (20 to 20kHz) |
Control interface: 100M ETHERNET (Ethernet) |
| PCM sampling frequency: 32kHz, 44.1kHz, 48kHz and 96kHz |
Support remote monitoring, support TMS theater control software |
| Number of bits supported by sampling: 20 and 24-BIT |
Analog 8-channel input: 25-pin D-type female connector |
| Input Impedance: 10kΩ |
Main audio output: 25-pin D-type male interface |
| The monitoring part uses a 20W power amplifier and a 5″ speaker |
Achieve (AC-3) 7.1 channel |
| Input adjustment delay range: 0 ~ 170 ms |
Digital 1 input: 4*AES 25-pin D-type female interface provides 4-way AES/EBU channel pair input |
|
4*AES network port input |
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