Performance And Specifications - Focusrite ISA Two User Manual

PERFORMANCE AND SPECIFICATIONS

Microphone Inputs
All measurements taken at minimum gain, Z In: medium, unless otherwise stated. Measurements taken at the analogue outputs
Gain Range
Maximum Input Level
Input Impedance
Signal-to-Noise Ratio
Frequency Response
THD + N
High-Pass Filter
EIN
Common Mode Rejection
Ratio
Line Inputs
All measurements taken at minimum gain, Z In: Low, unless otherwise stated, R
Gain Range
Maximum Input Level
Input Impedance
Signal-to-Noise Ratio
Frequency Response
THD + N
High-Pass Filter
Common Mode Rejection
Ratio
Instrument Inputs
All measurements taken at minimum gain, Z In: Low, unless otherwise stated, R
Gain Range
Maximum Input Level
Input Impedance
Signal-to-Noise Ratio
Frequency Response
THD + N
High-Pass Filter
0 to 30 dB, or 30 to 60 dB with '30-60' switch enabled, in 10 dB steps,
plus 0 to 20 dB of continuous trim
+7 dBu
Transformer balanced, Low: 600 Ω, ISA 110: 1.4 kΩ, Medium: 2.4 kΩ, High: 6.8 kΩ
122 dB 'A'-Weighted (typical), maximum gain
20 Hz – 20 kHz ± 0.2 dB | 10 Hz – 110 kHz ± 1.5 dB
-92 dB (0.0025%) @ -1 dBr
18 dB/octave, switchable, variable frequency: 16 – 420Hz
<-123 dBu 'A'-Weighted (typical), maximum gain
-93 dB @ 1kHz
-20 to +10 dB in 10 dB steps, plus 0 to 20 dB continuous trim
+25 dBu
Electronically balanced 10 kΩ
122 dB 'A'-Weighted (typical), maximum gain
20 Hz – 20 kHz ± 0.1 dB | 10 Hz – 122 kHz ± 3 dB unity gain
-91 dB (0.0028%) @ -1 dBr
18 dB/octave, switchable, variable frequency: 16 – 420Hz
-65 dB @ 1 kHz
+10 to +40 dB continuous, using Trim pot
+18 dBu
Low: 470 kHz, High: 2.4 MΩ
100 dB 'A'-Weighted
20 Hz – 20 kHz ±0.1 dB | 10 Hz – 110 kHz ± 1.2 dB
-83 dB (0.0071%) @ -1 dBFS
18 dB/octave, switchable, variable frequency: 16 – 420Hz
= 50 Ω. Measurements taken at the analogue outputs
S
= 600 Ω. Measurements taken at the analogue outputs
S
13