TL Audio M4 - M4 Mixer Technical Specification; Mic Input; Line Input; Phase Rev

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M4 User Manual
M4 MIXER TECHNICAL SPECIFICATION.
Mic Input: Balanced XLR socket with switchable 48V phantom power,
Gain range +16dB to +60dB with 30dB pad,
Frequency response +0, -2dB, 20Hz to 40KHz (at 40dB gain),
Input noise (EIN) -127dBu (150 ohm source, 22Hz to 22KHz),
Switchable +48V Phantom Power.
Line Input: Balanced TRS jack socket,
Input impedance 22Kohm,
Gain range -20dB to +20dB,
Maximum input level +26dBu.
Phase Rev: Applies to Mic and Line inputs.
High Pass Filter: -3dB @ 90Hz, second order. Applies to Mic and Line inputs.
Frequency Response: (Line Input to Track Output) +0, -0.5dB, 10Hz to
40KHz.
Distortion: 0.4% typical (see note).
Noise: -85dBu, 22Hz to 22KHz,
(Line Input to Track Output, Input gain and Track level @
0dB).
EQ: 4 Band, with shelving LF/HF and peaking LM/HM,
EQ “On” switch and LED,
HF +/-15dB @ 10KHz,
HM +/-15dB @ 500Hz to 18KHz,
LM +/-15dB @ 50Hz to 2KHz,
LF +/-15dB @ 100Hz.
Insert Point: Balanced send and return on TRS jacks,
Nominal level switchable to +4dBu or -10dBu,
Insert “On” switch and LED.
Insert “Pre” (EQ) switch.
Track Output: Channel direct out, independent of mute switch and
fader,
Track “Pre EQ” switch,