1.      +48V幻象電源每軌獨立控制。

2.      每軌獨立輸入衰減。

3.      每軌獨立LOW CUT線路。

4.      每軌6段式等化器，2段式掃頻。

5.      EQ可 ON/OFF選擇。

6.      6組AUX迴路設計，每組AUX均可獨立PRE/POST選擇。

7.      每軌4段LED電平指示燈。

8.      MFX-3442：27.29.31.33四個通道為立體聲通道，27及29兩通道為立體聲及單聲互換使用。

9.      100mm長行程電位器控制時更精準。

10.   4組群組輸出(Group 1.2.3.4.out)

11.   2組矩陣式輸出(MATRIX A,B OUT)。

12.   內建全功能壓縮限制器，可控制主輸出防止過載。

13.   外接式電源，電源為2U，19”標準機櫃型。

14.   每軌獨立直通輸出(DIRECT OUT)，接頭為8軌一組DIM25PIN接頭。

15.   MFX-3442 1-26軌為單音輸入27,28/29,30/31,32/33,34此4軌道為立體聲輸入

27,28/29,30此二軌道可單音輸入也可立體聲輸入。

規格 / Specifications

頻率響應Frequency Response

麥克風輸入及主輸出Mic Input to Main Output (Gain @ Unity)

+0, –1 dB, <10 Hz to 80 kHz

+0, –3 dB, <10 Hz to 120 kHz

總諧波失真Distortion (THD & IMD)

麥克風輸入及主輸出Mic Input to Main Output (@ +4 dBu)

THD: < 0.007% 20 Hz to 20 kHz   0.003% @ 1kHz typical

SMPTE IMD: < 0.005% (7 kHz/60 Hz, 4:1)

動態範圍Dynamic Range

>115 dB,麥克風輸入及主輸出

雜訊Noise Floor

信噪比Signal-to-Noise Ratio:

–87 dBu (ref. +4 dBu, Mic In to Main Out, 32 channels and Main Mix levels at unity)

–89 dBu, (ref. +4 dBu, Mic In to Main Out, 24 channels and Main Mix levels at unity)

Equivalent Input Noise (E.I.N.),20 Hz to 20 kHz Bandwidth,150Ω source impedance

–129.5 dBu @ +60 dB gain

麥克風輸出雜訊Mic Output Noise:  Direct Output: –100 dBu (minimum gain)

整體輸出雜訊Residual Output Noise:

Main Out: –100 dBu (Channel and Main Mix levels off)

Main Out: MFX-3442: –83 dBu (32 channels and Main Mix levels at unity)

共模拒斥比Common Mode Rejection Ratio (CMRR) Mic In: >70 dB @ 1 kHz, Gain @ maximum

串音Crosstalk Adjacent Inputs: < –95 dB @ 1 kHz Input to Output: < –85 dB @ 1 kHz

輸入增益控制Input Gain Control Range 

Mic in:0dB-60dB 

Line in:-20dB-+40dB,mono channels

幻象電源Phantom Power+48 VDC

等化器Equalization

單音輸入Mono Channel EQ:

High: ±15 dB @ 12 kHz

High Mid: ±15 dB, sweepable from 400 Hz to 8 kHz

Low Mid: ±15 dB, sweepable from 100 Hz to 2 kHz

Low: ±15 dB @ 80 Hz

立體聲輸入Stereo Channel (Aux Input) EQ:

High: ±15 dB @ 12 kHz

High Mid: ±15 dB @ 2.5 kHz

Low Mid: ±15 dB @ 400 Hz

Low: ±15 dB @ 80 Hz

輸出電平Mixer Rated Output  Main Outs: +4 dBu  Aux Send: +4 dBu Group Send: +4 dBu

Monitor Out: +4 dBu  Matrix Out:+4 dBu

Maximum Rated Output: +21 dBu @ Main XLR and TRS outputs

最大輸入電平Maximum Input Levels

Mic Input: +21 dBu, Gain @ unity, pad out   Mic Input:+30 dBu, Gain @ unity, pad in

Line Input: +21 dBu, Gain @ –20 dB          Tape Input: +30 dBu

Stereo Return: +21 dBu

最大電壓增益Maximum Voltage Gain

麥克風輸入Mic Input to:Main Out: 90 dB  Group Out: 80 dB Aux Sends: 86 dB

Monitor Out: 103 dB  Matrix Out: 105 dB  Phones Out: 103 dB

線性輸入 Line Input to:Main Out: 70 dB Group Out: 60 dB Aux Sends: 66 dB

Monitor Out: 83 dB Matrix Out: 85 dB Phones Out: 83 dB

立體反饋Stereo Return to:Main Out: 53 dB Group Out: 43 dB Aux Sends: 49 dB

Monitor Out: 66 dB Matrix Out: 68 dB Phones Out: 66 dB

輸入阻抗Input Impedance

Mic Input: 3 kΩ, balanced Mono Channel Line Input: 34 kΩ balanced

Stereo Returns: 20 kΩ balanced Talkback Mic: 1 kΩ balanced

輸出阻抗Output Impedance

Main Out: 100 Ω balanced, XLR outputs; 300 Ω TRS outputs Direct Out: 300 Ω

Group Out: 300 Ω Monitor Out: 300 Ω Matrix Out: 300 Ω Aux Sends: 300 Ω

Phones Out: 25 Ω

每軌LED顯示靈敏度Channel Level LED (Sensitivity)

0 LED = 0dBu (normal operating level)

電平指示VU Meters

Main Left and Right, Compressor Input, 12 segments:

Clip (+20), +15, +10, +6, +3, 0, -2, -4, -7, -10, -20, -30
0 LED = 0dBu

Compressor Gain Reduction, 12 segments: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 15 dB

AC Power Requirements:

 Power Consumption:

MFX-3442:180W

Universal AC Power Supply: 100 VAC - 240 VAC, 50-60 Hz

尺寸Dimensions:

MFX-3442(W×H×D): 1011 mm×185 mm×555 mm

重量Weight:

MFX-3442: 21.8 kg