The SM20 is a dedicated stage monitor console, designed to take account of the trend towards the use of in-ear monitoring systems, and draws on elements from the respected range of Soundcraft SM consoles.
Including:
- Flightcase
- 2 x Soundcraft - CPS 800 Power supply
Frequency Response
- Any Input to any output 20Hz - 20kHz, +0/-0.5dB
Total Harmonic Distortion
- All measurements at 20dBu
- Line In to Group or Mix Out Less than 0.005% @1kHz Less than 0.025% @10kHz
Noise
- 22Hz - 22kHz bandwidth, unweighted
- Mic input Equivalent Input Noise Less than -127.5dBu (200Ω source)
- Group Output Noise Less than -80dBu (40 ch routed)
- Mix Output Noise Less than -80dBu (40 ch routed)
Crosstalk
- All measurements at 1kHz
- Input Channel Muting Greater than 100dB
- Input Channel Send Pot Isolation Greater than 75dB
- Group Fader Isolation Greater than 95dB
- Group to Group Crosstalk Less than -75dB
- Group to Mix Crosstalk Less than -75dB
- Mix to Group Crosstalk Less than -75dB
Input and Output Impedances
- Input 2kΩ balanced
- All Insert Sends Less than 75Ω balanced
- All Insert Returns Greater than 10kΩ balanced
- Outputs Less than 75Ω balanced
Input/Output Capability
- Maximum Input Level +30dBu
- Input Insert Sends +20dBu into 2kΩ (Bal. +26dBu into 1kΩ)
- Output Insert Sends +26dBu into 1kΩ
- All Insert Returns +26dBu
- All Balanced Outputs +26dBu into 1kΩ
- Headphone Output +20dBu into 600Ω +350mW into 8Ω
Input and Output Levels
- Input Sensitivity (XLR) -2dBu to -70dBu, +10dBu to -20dBu
- Input Insert Send/Return -2dBu nominal
- Output Insert Send/Return +4dBu nominal
- Outputs +4dBu for 0VU
- PFL/AFL -2dBu nominal
- Oscillator +4dBu nominal