221
Technical Specifications
Digital Audio System
DCs
24-bit @ 44.1, 48, or 96 kHz
DACs
24-bit @ 44.1, 48, or 96 kHz
Digital Signal Processing
32-bit floating point
Mic Inputs 1–2
(2) balanced XLR+1/4”
(6.35 mm) TRS
Dynamic Range
112 dB
(A-weighted)
SNR
111 dB
(1 kHz, +4 dBu, A-weighted)
THD+N
0.003%
(1 kHz, +4 dBu, -1 dBFS)
Preamp EIN
-135 dBu
(max gain, 40 Ω source, A-weighted)
-129.5 dBu (max gain, 150 Ω source, unweighted)
Frequency Response
20 Hz
20 kHz (+0.2 / -0.2 dB)
Maximum Input Level
+12.5 dBu
Sensitivity
-46 dBu
Gain Range
58 dB
Line Inputs 1–2
(2) balanced XLR+1/4”
(6.35 mm) TRS
Dynamic Range
114 dB
(A-weighted)
SNR
112 dB
(1 kHz, +4 dBu, A-weighted)
THD+N
0.003%
(1 kHz, +4 dBu, -1 dBFS)
Frequency Response
20 Hz
20 kHz (+0.1 / -0.1 dB)
Maximum Input Level
+20 dBu
Sensitivity
-9.5 dBu
Gain Range
29.5 dB
Line Inputs 3–4
(2) balanced 1/4”
(6.35 mm) TRS
Dynamic Range
114.5 dB
(A-weighted)
SNR
112.5 dB
(1 kHz, +4 dBu, A-weighted)
THD+N
0.003%
(1 kHz, +4 dBu, -1 dBFS)
Frequency Response
20 Hz
20 kHz (+0.1 / -0.1 dB)
Maximum Input Level
+20 dBu
Sensitivity
-10 dBu
Gain Range
30 dB
Inst Inputs 1–2
(2) unbalanced 1/4”
(6.35 mm) TS
Dynamic Range
113.5 dB
(A-weighted)
SNR
111.5 dB
(1 kHz, +4 dBu, A-weighted)
THD+N
0.003%
(1 kHz, +4 dBu, -1 dBFS)
Frequency Response
20 Hz
20 kHz (+0.1 / -0.2 dB)
Maximum Input Level
+10 dBu
Sensitivity
-20 dBu
Gain Range
30 dB
Input Impedance
~ 1 MΩ