TL Audio M4 - Manual (Page 6)

5
Level trim +/-15dB,
Nominal level switchable to +4dBu or -10dBu,
Noise -85dBu / -97dBu (+4dBu / -10dBu nominal),
Maximum level +22dBu / +12dBu (+4dBu / -10dBu nominal),
Balanced output on TRS jack.
Fader:
100mm “K” Series,
Mute and PFL switches and LED’s,
Routing to L+R busses via Pan control,
“Drive” LED with illumination increasing from +4dBu to
+12dBu indicating valve signal level,
“Peak” LED illuminating @ +19dBu, monitoring channel input
amplifier and post fader signal.
L+R Outputs:
Balanced mix busses,
Balanced insertion points with +4dBu / -10dBu switch,
Separate L and R master faders,
Output via balanced XLR connectors,
Noise -72dBu,
Maximum level +26dBu.
Aux Sends:
Aux 1 and 2 switchable “Pre” fader,
Aux 3 and 4 post fader,
Channel send level controls plus master level with PFL switch,
Balanced outputs with +4dBu / -10dBu switches.
Talkback:
XLR socket for mic with level control,
Switches with LED’s to route to Aux 1 and Aux 2.
Stereo Returns:
Two, balanced stereo returns with +4dBu / -10dBu switches,
Level and balance controls and PFL switches with LED’s.
Monitoring:
Balanced outputs on TRS jacks,
High quality level control with 29mm knob,
PFL relative level trim control with +/-20dB range,
Switch with LED to select balanced 2 Track return,
LS mute switch with LED,
Headphone output with independent level control,
Twin illuminated 45mm VU meters with “Peak” LED’s,
Front panel accessable 0VU trims.
Power Supply:
External 2U rack mounting supply,
2 metre cable attached to desk with plug and socket on PSU,
PSU switchable for 110-220V 60Hz or 220-240V 50Hz use,
Typical power consumption 200VA (16 channel), 250VA
(24 channel), 300VA (32 channel).