Appendix; General Specifications - Yamaha MX400 Manual De Uso

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Appendix

Appendix
General specifications.
Frequency response
Total harmonic distortion
Crosstalk (@1 kHz)
Hum & Noise (Average, Rs=150 Ω)
(Measured with BPF 20 Hz~20 kHz)
Maximum voltage gain
Input module EQ
ST input module EQ
Input module HPF
Input module GAIN control
Meters (0 LED = +4dB* output level)
Input module, stereo input module indicators
AUX SEND indicators
MX400 User's Guide
20 Hz~20 kHz +1, –2dB (ST L/R, GROUP @ 600 Ω AUX SEND @ 600 Ω)
Less than 0.1% (20 Hz~20 kHz @ 14dB*) (ST L/R, GROUP @ 600 Ω AUX SEND
@ 600 Ω)
–70dB (between adjacent channels)
–70dB (between outputs)
–128dB* equivalent input noise (CH 1~24)
–96dB* residual noise (STEREO 1,2, GROUP 1~4, AUX SEND 1~5)
–87dB* (STEREO 1,2, GROUP 1~4) Measured with master faders at nominal
level and all assign switches off
–64dB* (SN ratio = 68dB) (STEREO 1,2, GROUP 1~4) Measured with master
fader and input module 1 at nominal level position
–78dB* (AUX SEND 1~5) Measured with AUX SEND master faders at nominal
level and AUX controls of all modules at minimum position
–64dB* (SN ratio = 68dB) (AUX SEND 1~5) Measured with AUX SEND faders
and the AUX control of one module at nominal level position
–82dB* (STEREO 2/MONITOR) Measured with the ST2/MONITOR master fad-
er and PFL and AFL switched off for all modules. Measured with MONI/ST2
switch in the MONI position.
–64dB* (SN ratio = 68dB) (STEREO 2/MONITOR) Measured with the
ST2/MONITOR master fader and the PFL switch on for one module, and the
MONI/ST2 switch in the MONI position
84dB INPUT A/B → STEREO OUT 1,2
84dB INPUT A/B → GROUP OUT 1~4
80dB INPUT A/B → AUX SEND 1,2
90dB INPUT A/B → AUX SEND 3~5
28dB TAPE IN → STEREO OUT 1,2
30dB ST INPUT 1~4 → STEREO OUT 1,2, GROUP OUT 1~4
30dB ST INPUT 1~4 → AUX SEND 1~4
10dB GROUP SUB IN → GROUP OUT
10dB ST SUB IN → STEREO OUT
22dB 2TR IN → STEREO 2/MONITOR
70dB TALKBACK → STEREO OUT
Maximum variation +/–15dB
HIGH 12 kHz shelving type
MID 250 Hz~5 kHz peaking
LOW 80 Hz shelving type
* Turnover/roll-off frequency for shelving: 3dB before maximum variation
Maximum variation +/–15dB
HIGH 12 kHz shelving
LOW 80 Hz shelving
* Turnover/roll-off frequency: 3dB before maximum variation
80 Hz 12dB/oct
44dB variable –60dB~ –16dB
6 × 11 segment LED (–20, –15, –10, –7, –4, –2, 0, +2, +4, +6, PEAK), GROUP
1,2, GROUP 3,4 or ST2/MONITOR L,R, ST1 L,R
PEAK Lights red when post EQ signal reaches 3dB before clipping
SIGNAL Lights green when post EQ signal reaches 10dB before nominal lev-
el
PEAK Lights red when output signal reaches 3dB before clipping
0 Lights yellow when output signal reaches +4dB
–20 Lights green when output signal reaches –16dB