Yamaha LS9-32 Owner's Manual - Page 275
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: 150 ohms ❏ Frequency Response Fs = 44.1kHz or 48kHz@20Hz-20kHz, referenced to the nominal output level @1kHz Input INPUT 1-16 INPUT 1-32 Output OMNI OUT 1-8 OMNI OUT 1-16 PHONES OUT RL 600 Ω 8 Ω GAIN: max. GAIN: max. Conditions Min. Typ. Max. Unit -1.5 0.0 0.5 dB -3.0 0.0 0.5 ❏ Gain Error Input INPUT 1-16 INPUT 1-32 Internal Oscillator Fs = 44.1kHz or 48kHz@1kHz Output OMNI OUT 1-8 OMNI OUT 1-16 OMNI OUT 1-8 OMNI OUT 1-16 PHONES OUT RL 600 Ω 600 Ω 8 Ω Conditions Input level: -62dBu, GAIN: max. → Output level: +4.0dBu (Typ.) Input level: +10dBu, GAIN: min. → Output level: +4.0dBu (Typ.) Full scale output, Output level: +24.0dBu -30dBFs, Phones level control: max. → Output level: 0dBu (Typ.) Min. -2.0 -2.0 -0.5 -0.5 Typ. 0.0 0.0 0.0 0.0 Max. 2.0 2.0 0.5 0.5 Unit dB ❏ Total Harmonic Distortion Fs = 44.1kHz or 48kHz Input Output RL Conditions INPUT 1-16 INPUT 1-32 OMNI OUT 1-8 OMNI OUT 1-16 600 Ω +4dBu@20Hz-20kHz, GAIN: max. +4dBu@20Hz-20kHz, GAIN: min. Internal Oscillator OMNI OUT 1-8 OMNI OUT 1-16 PHONES OUT 600 Ω 8 Ω Full scale output @1kHz Full scale output @1kHz, Phones level control: max. * Total Harmonic Distortion is measured with a 18dB/octave filter @80kHz Min. Typ. Max. 0.1 0.05 0.02 Unit % 0.2 ❏ Hum & Noise Fs = 44.1kHz or 48kHz, EIN = Equivalent Input Noise Input Output RL Conditions Min. Typ. INPUT 1-16 INPUT 1-32 OMNI OUT 1-8 OMNI OUT 1-16 600 Ω Rs=150Ω, GAIN: max. Master fader: nominal, One channel fader: nominal Rs=150Ω, GAIN: min. Master fader: nominal, One channel fader: nominal -128 EIN -62 -84 All Inputs OMNI OUT 1-8 Rs=150Ω, GAINs: min. 600 Ω Master fader: nominal, All channel faders: nomi- nal All Inputs Rs=150Ω, GAINs: min OMNI OUT 1-16 600 Ω Master fader: nominal, All channel faders: nomi- nal - OMNI OUT 1-8 OMNI OUT 1-16 600 Ω Residual output noise, Stereo Master: off - PHONES OUT 8 Ω Residual output noise, Phones level control: min. * Hum & Noise are measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter with infinite dB/octave attenuation. Max. -79 -67 -64 -86 -86 Unit dBu ❏ Dynamic Range Fs = 44.1kHz or 48kHz Input Output RL Conditions Min. Typ. INPUT 1-16 INPUT 1-32 OMNI OUT 1-8 OMNI OUT 1-16 600 Ω AD + DA, GAIN: min. 108 - OMNI OUT 1-8 OMNI OUT 1-16 600 Ω DA Converter 110 * Dynamic range is measured with a 6dB/octave filter @12.7kHz; equivalent to a 20kHz filter with infinite dB/octave attenuation. Max. Unit dB Appendices LS9-16/32 Owner's Manual 275