A-12
12 mono channels
Features
*Multifunctional mixing console
*Multi channel single tone input
*Channel 3 equalization with optional intermediate frequency
*Two sets of grouping, three sets of output assistance, one set of return (adding one set of output assistance)
*100MM high-precision logarithmic attenuation pusher
*256/24Bit DSP Effector
*9-stage main control balance (original 7-stage)
*A set of stereo outputs
*+48V phantom power supply
*USB recording and playback function
*Channel mute function (new feature)
| Maximum Levels | |
| Mic inc | +22dBu |
| All Other inputs | +22dBu |
| Main Mix TRS out and XLR out | +28dBu |
| All other outputs | +22dBu |
| Total harmonic distortion(THD) | |
| (1 kHz 35dB gain,20Hz-20kHz bandwidth) | |
| Mic in to insert out | ﹤0.005% |
| Noise | -86 dBu |
| Signal to Noise Ratio | |
| Channel lines and microphone inputs | 82db |
| Monitoring room output | 80db |
| Effect/Auxiliary Output | 80db |
| Equivalent input noise(EIN) | |
| 150 ohm termination: | -129.5dBu 20Hz-20kHz |
| Attenuation(Crosstalk) | |
| Channel Mute switch engaged | -82 dBu |
| Channel Gain knob down | -82 dBu |
| Frequency response | |
| 20Hz-40Khz | 0dB/-1dB |
| 20Hz-60Khz | +0dB/-3Db |
| Common mode rejection ratio=CMRR | |
| Mic input to transmit output, maximum gain limit. | |
| 1kHz | better than -70dB |
| Impedances | |
| Mic in | 2.5kilohms |
| Channel insert return | 2.5kilohms |
| All other inputs | 10kilohms or greater |
| Tape out | 1.1kilohms |
| All other outputs | 120 ohms |
| EQ | |
| High Shelving | ±15db@12kHz |
| Mid sweep | ±15db@240-6kHz |
| Mid Shelving | ±15db |
| Low shelving | ±15db@80Hz |
