SPECIFICATIONS
Audio
Digital Performance
24-bit resolution
A-D Dynamic Range:102dB
D-A Dynamic Range:106dB
Supported sample rates: 44.1 kHz, 48 kHz, 88.2 and 96 kHz
Microphone Inputs
Gain: 0 to +60 dB (1 dB steps)
Frequency Response: 20 Hz - 20kHz
SNR: 110dB (1kHz, 1.2 Vrms, BW: 22Hz-22kHz, A-weighted, Unity Gain)
THD+N: -99 dB (1kHz, 1.2 Vrms, BW: 22Hz-22kHz, A-weighted, Unity Gain)
Line Inputs (Balanced)
Frequency Response: 20 Hz - 20kHz
SNR: 111 dB (1kHz, 10 Vrms, BW: 22Hz-22kHz, A-weighted)
THD+N: -99 dB (1kHz, 1.2 Vrms, BW: 22Hz-22kHz, A-weighted)
Maximum input level: 11 Vrms, 23 dBu, 21 dBV (1kHz, 22Hz-22kHz, A-weighted, 1% THD+N,
SNR=116 dB)
Instrument Inputs
Frequency Response: 20 Hz - 20kHz
SNR: 95 dB (1kHz, 5 Vrms, BW: 22Hz-22kHz, A-weighting)
THD+N: -92 dB (1kHz, 5 Vrms, BW: 22Hz-22kHz, A-weighting)
Maximum input level: 10 Vrms, 22 dBu, 20 dBV (1kHz, 22Hz-22kHz, A-weighted, 1% THD+N, SNR=
94 dB)
Line Outputs
Maximum Output Level: 13 dBu, 11 dBV, 3.6 Vrms
SNR: 115 dB (1kHz, BW: 22Hz-22kHz, A-weighted)
THD+N: -112 dB (1kHz, BW: 22Hz-22kHz, A-weighted)
Headphones
SNR: 100 dB (1kHz, BW: 22Hz-22kHz, A-weighted)
THD+N: -100 dB (1kHz, BW: 22Hz-22kHz, A-weighted)
Power: 73 mW per channel, 30-ohm load
AUDIO4c User Guide v2021-0002
Page 25