AUDIO MIXER

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(1) 기능

본 기기는 공연에 적합한 오디오 믹서로 multi-bus routing, on board 디지털 효과를 제공하며, 이 기능들은 고품질 디지털 레코딩을 구현하여야 한다. 또한 뮤지션들과 라이브사운드 엔지니어들이 만족할 만한 성능을 가지고 있으며 아래와 같은 사양에 준한다.

(2) 기기특성

[Mono channel(Ch. 1~2)]

- Microphone input	: Electronically balanced,
discrete input configuration

- Frequency response	: 20Hz to 22kHz, +/-1dB

- Distortion(THD & N)	: ≦ 0.005% at +4dBu, 1kHz

- Gain range	: 0dB to 50dB(mic)

- Maximum voltage gain	: 70dB ch. mic input → main mIx out

& tape out, 80dB ch. mic input

→ control room & phones, 60dB	ch. mic input → aux send

- SNR(Signal to Noise Rate)	: ≧ 110dBu

- Phantom power(mic pin2/pin3 and pin1)	: +48V - with switch control

- Line input	: Electronically balanced

- Frequency response	: 20Hz to 22kHz, +/-1dB

- Distortion(THD & N)	: ≦ 0.005% at +4dBu, 1kHz

- Gain range	: 15dBu to 35dBu

[Stereo channels(ch. 3~6)]

- Line input	: Electronically balanced

- SNR(Signal to Noise Ratio)	: ≧ 110dBu

- Frequency response	: 20Hz to 22kHz, +/-1dB

- Distortion(THD & N)	: ≦ 0.005% at +4dBu, 1kHz

- Gain range	: -20dBu to +20dBu, 60dB ch. line →

main mix out

- Maximum voltage gain	: 20dB FX return → main mix out,

20dB RCA tape input → main mix

out

[Impedance]

- Microphone input	: 3.9kohms

- All other input	: 10kohms or greater

- Tape out	: 1kohms

- All other outputs	: 120ohms

[Equalization]

- Mono channel	: High ±15 dB @ 12kHz, mid ±15dB

@ 2.5 kHz, low ±15dB @ 80Hz

- Stereo channel	: High ±15dB @ 12kHz, mid ±15dB

@ 2.5kHz, low ±15dB @ 80Hz

[Main mix section]

- Output level	: 0dBu unbalanced, 1/4" jacks,

max out +22 dBu Unbalanced, 1/4“

jacks noise(bus noise): ≦ -90dB

@ 20Hz ~ 22kHz(channel &

main level at 0dB, other at

minimum, DSP mute)

- Power supply	: 18V, 1,500mA

- Rated power consumption	: 18W

- Dimensions(WxLxH)	: 202mm x 250mm x 58mm

- Weight	: 3.75lb

** ZMX862 또는 동등 이상품 이어야 한다.