Controls:
Gain (mic/line, selectable )
Output fader
Phantom power
Phase reverse
EQ in/out
HPF: 50Hz, 80Hz, 160Hz and 300Hz
LF: Freq 35Hz, 60Hz, 110Hz and 220Hz
MF: 350Hz, 700Hz / 1kHz / 1.6kHz / 2.4kHz / 3.2kHz / 3.9kHz / 4.8kHz / 7.2kHz / 10kHz +/- 18dB
HF: 8kHz / 10kHz /12kHz / 16kHz +/- 16dB
Headroom meter

Performance:
Mic input gain: -20 to -80 dB in 5 dB steps
Line input gain: +10 to - 20dB in 5 dB steps
Mic input impedance: 300/1200 ohm switchabel from frontpanel
Line Input impedance: 10 kohm
Instrument Input Impedance: >1 Mohm. relayswitched through the input transformer to get the transformers charachter!
Switchable Phantom Power
Switchable Phase Reverse
Frequency response: 10 Hz - 20 kHz +/- 0.5dB. 10-60 kHz +/-3.0 dB (EQ off)
Distortion:. < 0.07% @ 1 khz
Output: balanced, > + 26dB with 600ohms load
Headroom meter: prefader, calibrated to indicate clip @ +26 dB / 600 ohms at max level.