Yamaha M7CL M7cl V3 Owner's Manual - Page 295
Electrical characteristics, Frequency Response, Gain Error, Total Harmonic Distortion, Hum & Noise
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Electrical characteristics Electrical characteristics All faders are nominal when measured. Output impedance of signal generator:150ohms ❏ Frequency Response Fs= 44.1 kHz or 48 kHz @20 Hz-20 kHz, referenced to the nominal output level @1 kHz Input INPUT 1-48 INPUT 1-32 ST IN 1-4 [L,R] OMNI IN 1-8 Output OMNI OUT 1-16 PHONES OMNI OUT 1-16 OMNI OUT 1-8 PHONES RL 600 Ω 8 Ω GAIN: Max. 600 Ω GAIN: Max. 8 Ω Conditions Min. -1.5 -3.0 -1.5 Typ. 0.0 0.0 0.0 Max. 0.5 0.5 0.5 Unit dB -3.0 0.0 0.5 ❏ Gain Error Fs= 44.1 kHz or 48 kHz @1 kHz Input INPUT 1-48 INPUT 1-32 ST IN 1-4 [L,R] OMNI IN 1-8 Internal OSC Output OMNI OUT 1-16 OMNI OUT 1-16 OMNI OUT 1-8 OMNI OUT 1-16 OMNI OUT 1-8 PHONES RL Conditions 600 Ω Input level : -62 dBu , GAIN : -62 dB → Output level +4.0 dBu (Typ.) Input level : +10 dBu , GAIN : +10 dB → Output level +4.0 dBu (Typ.) 600 Ω Input level : -62 dBu , GAIN : -62 dB → Output level +4.0 dBu (Typ.) Input level : +10 dBu , GAIN : +10 dB → Output level +4.0 dBu (Typ.) 600 Ω Full scale output, Output level : +24.0 dBu (Typ.) 8 Ω -30 dBFs , phones level control : max. → Output level 0 dBu (Typ.) Min. -2.0 -2.0 -0.5 -0.5 Typ. 0 0 0 0 Max. 2.0 2.0 0.5 0.5 Unit dB ❏ Total Harmonic Distortion Fs= 44.1 kHz or 48 kHz Input Output RL Conditions INPUT 1-48 INPUT 1-32 OMNI OUT 1-16 +4 dBu @20 Hz-20 kHz, GAIN: Max. 600 Ω +4 dBu @20 Hz-20 kHz, GAIN: Min. ST IN 1-4 [L,R] OMNI IN 1-8 OMNI OUT 1-16 OMNI OUT 1-8 +4 dBu @20 Hz-20 kHz, GAIN: Max. 600 Ω +4 dBu @20 Hz-20 kHz, GAIN: Min. Internal OSC OMNI OUT 1-16 OMNI OUT 1-8 PHONES 600 Ω Full Scale Output @1 kHz 8 Ω Full Scale Output @1 kHz, PHONES Level Control: Max. * Total Harmonic Distortion is measured with a 18 dB/octave filter @80 kHz Min. Typ. Max. 0.1 0.05 0.1 0.05 0.02 Unit % 0.2 ❏ Hum & Noise Fs= 44.1 kHz or 48 kHz, EIN= Equivalent Input Noise Input Output RL Conditions Min. Typ. INPUT 1-48 INPUT 1-32 OMNI IN 1-8 OMNI OUT 1-16 OMNI OUT 1-8 600 Ω Rs= 150Ω, GAIN: Max. Master fader at nominal level and one Ch fader at nominal level. Rs= 150Ω, GAIN: Min. Master fader at nominal level and one Ch fader at nominal level. -128 EIN -62 -84 All INPUTs OMNI OUT 1-16 Rs= 150Ω, GAIN: Min. 600 Ω Master fader at nominal level and all Ch 1-48 in faders at nominal level. All INPUTs OMNI OUT 1-16 Rs= 150Ω, GAIN: Min. 600 Ω Master fader at nominal level and all Ch 1-32 in faders at nominal level. All INPUTs OMNI OUT 1-8 Rs= 150Ω, GAIN: Min. 600 Ω Master fader at nominal level and all OMNI IN 1-8 in faders at nominal level. - OMNI OUT 1-16 OMNI OUT 1-8 600 Ω Residual Output Noise, ST Master Off - PHONES 8 Ω Residual Output Noise, PHONES Level Control Min. * Hum & Noise are measured with a 6 dB/octave filter @12.7 kHz; equivalent to a 20 kHz filter with infinite dB/octave attenuation. Max. -79 -62 -64 -70 -86 -86 Unit dBu Appendices M7CL Owner's Manual 295
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