Focusrite TrakMaster Manual page 55

SPECIFICATIONS
Inputs
Mic
Gain: –3 dB to +57 dB
Frequency Response: 0 dB at 20 Hz and –3 dB at 250 kHz.
THD+N: 0.002% (measured at 1kHz using 20 Hz/22 kHz bandpass filter)
Noise: EIN = -121 dB (measured at 57 dB of gain with 150
20 Hz/22 kHz bandpass filter)
Line
Gain: –10 dB to +10 dB
Frequency Response: 0 dB at 20 Hz and –3 dB at 200 kHz.
THD+N: 0.003% (measured at 1kHz using 20 Hz/22 kHz bandpass filter)
Noise: -94 dBu (using 20 Hz/22 kHz bandpass filter)
Instrument
Gain: –3 dB to +40 dB
Frequency Response: 0 dB at 20 Hz and –3 dB at 200 kHz.
THD+N: 0.007% (measured at 1 kHz using 20 Hz/22 kHz bandpass filter)
Noise: -94 dBu (using 20 Hz/22 kHz bandpass filter)
3-Band Equaliser
Bass (VOCAL mode)
Bell EQ
Frequency range: 50 Hz to 800 Hz
Boost/Cut: +12 / -14 dB
Bass (INST mode)
Shelving EQ
Frequency range: 25 Hz to 400 Hz
Boost/Cut: +12 / -14 dB
Presence
Bell EQ
Frequency: 1.5 kHz
Boost/Cut: +12 / -20 dB
Treble
Shelving EQ
Frequency (VOCAL mode): 10 kHz
Frequency (INST mode): 3.3 kHz
Boost/Cut: +/- 14 dB
Optical Compressor
Threshold (COMRPESSION control): -22 dB (MORE) to +12 dB (LESS)
Ratio (TIGHT switch out): 3:1, soft knee
Ratio (TIGHT switch in): 6:1, hard knee
Attack (PUNCH switch out): 3ms
Attack (PUNCH swtich in): 45mS
Release: 100 mS (FAST) to programme-dependent slow (SLOW)
source impedance and
Makeup gain +20 dB.
Outputs
Balanced: impedance 50W, nominal level +4dBu
Unbalanced: ground compensated, impedance 75W, nominal level –10dBV.
Headroom
22 dB
Weight
4.5 kg
Dimensions
44 mm (H) x 480 mm (W) x 265 mm (D)
Compressor response
55