Technology
Technology
- Digital stereo line input to mixer via USB.
- Digital program output via USB to PC for streaming.
- Analog microphone inputs with high-performance operational amplifiers, EMI protected, and analog stereo PGM output.
- Preamplifiers with feedback control: prevent signal saturation at any fader position.
Inputs
Inputs
- Microphones: 4 × dynamic mic inputs.
- Fader #3 includes dual preamp for MIC 3 + MIC 4.
- Level: –75 to –25 dBu.
- USB: digital input from PC (fader #4).
- If USB is not in use, automatically switches to stereo line.
- Telephone: landline to hybrid.
- Compatible with SIP lines via external FXS adapter (not included).
- Mobile: input via Bluetooth 4.0 (30 Hz – 8 kHz, full-range voice quality).
- Stereo line: switched between telephone/line or fader #4.
- Level: –10 to +20 dBu.
- Insert: input/output for audio processor or external devices.
- Level: +4 dBu.
Outputs
Outputs
- Stereo program (PGM): analog, unbalanced.
- Nominal level: +4 dBu.
- Maximum level: +14 dBu.
- Impedance: > 5 kΩ.
- USB: digital stereo program output to PC.
- Mic REC: microphone mix output for PC recording.
- Level: –10 dBu / 10 kΩ.
- Headphones: 4 × outputs (16–32–600 Ω).
- Level: +5 dBu / 50 Ω.
- Muted speakers: replaces Headphone #1 output (auto-mute with on-air light).
- Tally Light: 12 V / 120 mA (LED).
- SmartCam (optional): USB output for camera control in Audicom & Close RadioTV.
Intercom
Intercom
- Internal microphone in MiniMixer.
- Private communication with studio, headphones, telephone line or mobile.
- Telephone keypad for making calls without requiring an external phone.
Audio Performance
Audio Performance
- Frequency response (MIC → PGM OUT): 20 Hz – 20 kHz ±1 dB.
- Includes anti-pop filter: –3 dB @ 30 Hz.
- Frequency response (USB → PGM OUT): 20 Hz – 20 kHz ±1 dB.
- Noise:
- MIC EIN = –120 dBA.
- Line input signal-to-noise ratio: 90 dBA.
- Microphone compressor:
- Range: 0 – 20 dB.
- Attack = 5 ms.
- Release = 200 ms.
- Distortion:
- USB Line IN → USB PGM OUT: < 0.02 % THD at 1 kHz.
- Microphone (–50 dBu) → Analog PGM OUT: < 0.1 % THD.
Telephone Hybrid
Telephone Hybrid
- Frequency response: 300 – 3,400 Hz ±1 dB.
- Rejection: > 40 dB at 1 kHz (adjusting NULL on rear panel).
- Signal-to-noise ratio: > 60 dBA.
Power Supply
Power Supply
- External switching power supply: 90–240 V / 50–60 Hz.
- Output: 12 V / 1 A.
External Device Insertion
External Device Insertion
- Rear connector on PGM output for inserting processors or external devices (level +4 dBu).
- Allows connecting a USB audio interface with ASIO support to use VST plug-ins for effects or multiband processing on PC.
Dimensions and Weight
Dimensions and Weight
- Width: 274 mm
- Depth: 270 mm
- Front height: 25 mm
- Rear height: 71 mm
- Weight: 1.6 kg