Mackie 1402VLZ - Specifications

Mic Preamp
 Equivalent Input Noise (20Hz-20kHz)
 150 ohm -129.5 dBu
  50 ohm -131.0 dBu
   0 ohm -134.5 dBu

Frequency Response
 -1dB  5Hz to 100kHz:
 -3dB  3Hz to 192kHz:

IM Distortion (4 to 1 ratio SMPTE)
 35dB gain 0.0008%

Harmonic Distortion (20Hz-20kHz)
 35dB gain 0.0007%

Gain
 Max +60dB
 Min 0dB or Unity
 Max Input +22dB

Input Impedance 1.3k Ohm

Common Mode Rejection > 90dB
Common Mode Rejection Ratio > 140dB

Main Mix Noise
20Hz-20kHz bandwidth, 1/4" Main out, channels 1-6 Trim @ unity gain,
channel EQs flat, all channels assigned to Main Mix,
channels 1, 3 and 5 Pan left, 2, 4 and 6 Pan right, Reference +4dBu

Main Mix fader down,  channel faders down: -90dBu
Main Mix fader unity, channel faders down: -90.5dBu

(90dB Signal to Noise Ratio, ref +4dBu)
 Main Mix fader @ unity, channel faders @ unity: -88.5dBu

Total Harmonic Distortion (THD)
 1kHz @ +14dBu, 20Hz-20kHz.
 Mic in to Main out: 0.005%

Attenuation (Crosstalk)
 1kHz relative to 0dBu, 20Hz-20kHz bandwidth, Line in, 1/4" Main Out,
 Trim @ unity

Main Mix fader down: -85dBu
 Channel Mute/Alt 3/4 switch engaged: -84dBu
 Channel fader down: -83dBu

Frequency Response
 Any input to any output
  +0dB/-1dB 20kHz to 60kHz
  +0dB/-3dB 20kHz to 100kHz

Maximum Levels
 Mic  in: +22dBu
 Tape in: +16dBu

 All other inputs: +22dBu
 Main Mix XLR out: +28dBu
 All other outputs: +22dBu

Impedances
 Mic in: 1.3 kilohms

Channel Insert return: 2.5 kilohms
 All other inputs: 10 kilohms or greater

Tape out: 1.1 kilohms
 All other outputs: 120 ohms

EQ
 High Shelving ±15db @12kHz
 Mid Peaking ±12dB @ 2.5kHz
 Low Shelving ±15db @ 80Hz

Power Consumption
 120VAC, 50/60Hz, 25 watts

Fuse Ratings
 120V:     0.5A  Slo Blo, 5 x 20mm
 220-240V: 0.25A Slo Blo, 5 x 20mm

Weight
 9.5 lbs (4.5 kg)