Mic preamp, line and instrument / stereo equalizers.
Connect Pro Classic.
Transistor preamp, EQ Tube
2 channels - each with 4-band equalization valve

LF band gives ± 12dB shelving - 60Hz, 120Hz, 250Hz or 500Hz
(12dB/oct) (12 dB / oct)
LM band gives ± 12 dB - 250 Hz peak, 500Hz, 1kHz or 2.2kHz
(Q = 0.5) (Q = 0.5)
band gives ± 12dB peaking HM - 5kHz, 2.2kHz, 3.6kHz or 5kHz
(Q = 0.5) (Q = 0.5)
HF band gives ± 12dB shelving - 2.2kHz, 5kHz, 8kHz or 12kHz
(12dB/oct) (12 dB / oct)

Balanced microphone and line level inputs with variable gain control
Balanced line outputs, switchable for-10dB or +4 dB
inputs and outputs duplicated on unbalanced jack connections
Front auxiliary single ended input (for guitars, etc.)
48v phantom power
Cascade switch operation for 8 single band (Channel A output is applied
in channel B). Channel B gain control input becomes all
Output level control
Insert point on each channel (between mic pre and EQ section)
EQ bypass switch with status LED
Frequency response of 20Hz to 40kHz +0 /-1dB
SPECIFICATIONS
Mic Input: Impedance: 10k. Gain Range: 16 to 60 dB. Input - Input Noise (EIN): -
127dBu (22Hz-22kHz). Max Input Level: +10 dBu. XLR connector.
Line input (balanced) Impedance: 5k. Gain Range:-10dB to +35 dB. Max
Input Level: +30 dBu. XLR connector. (Unbalanced) Impedance:
5k. Gain Range:-10dB to +35 dB. Max Input Level: +30 dBu. Jack connector.
Auxiliary Input: Impedance: 100k. Max Gain: 50 dB. Max Input Level: 0 dBu.
"TS connector. Output: Balanced output impedance:

UTILIZATION

The general configuration is simple?

Yes it is very simple

SOUND QUALITY

Perfect Hot AC that are working well.
The 2 preamps sound as those of C1 Dual Valve (Neve 1073) is very good, thank you TL Audio

OVERALL OPINION

For how long have you been using it? 2years

What is your opinion about the value for the price? Excellent

Knowing what you know now, would you make the same choice? ... YES