152
S2 User Handbook
21 Technical Specications
Input/Output Impedances
Mic Input: > 1k5Ω electronically balanced.
Mono Line Input: > 20kΩ electronically balanced.
Stereo Line Input: > 20kΩ electronically balanced.
PGM & AUD Output: < 75Ω electronically balanced.
Mono Output: < 75Ω electronically balanced.
Monitor Outputs: < 75Ω unbalanced.
AES Input/Output: 110Ω
S/PDIF Input/Output: 75Ω
BNC Wordclock input: 50Ω
Input/Output Gain Range
Mic Input:
Preset pot +13dB to +66dB ref -50dBu,
TRIM pot ± 12dB
Mono Line Input:
Preset pot –6dB to +10dB ref 0dBu,
TRIM pot ± 12dB
Stereo Line Input:
Preset pot –6dB to +10dB ref 0dBu,
TRIM pot ± 12dB
Telco Input:
Preset pot –6dB to +10dB ref 0dBu,
TRIM pot ± 12dB
Telco Output: Preset pot –6dB to +4dB ref 0dBu
Mix Minus Input:
Preset pot –6dB to +10dB ref 0dBu,
TRIM pot ± 12dB
Mix Minus Output: Preset pot –3dB to +3dB ref 0dBu
Digital Input:
0dBFS = +12dBu on input; TRIM pot ±
12dB allowing 0dBu to +24dBu
Digital Output: 0dBFS = +18dBu
Frequency Response
Mic Input:
40Hz to 20kHz –1dB, +0dB (-3dB at
130Hz with HPF in).
Line Inputs: 20Hz to 20kHz –0.5dB, +0dB.
RIAA Input: 30Hz to 16kHz ± 1.5dB RIAA equalised.
Noise (20Hz to 20kHz)
Mic Input E.I.N.: -129dB with 150Ω source.
Stereo Inputs (fader down, no routing): -89dB ref 0dB
21
TECHNICAL SPECIFICATIONS
TECHNICAL SPECIFICATIONS