Owners Manual
Page 5
FEATURES • 500 W + 500 W max. (4 to 8 Ω) high-power, high-performance digital stereo power amp • 120 dB dynamic range • Yamaha-designed LSI chips used in the digital-modulation and power-drive circuits • Active Power Control System ensures optimum performance under any load (4 to 8 Ω) • Constant Gain PLL Modulator provides a fixed, ...
FEATURES • 500 W + 500 W max. (4 to 8 Ω) high-power, high-performance digital stereo power amp • 120 dB dynamic range • Yamaha-designed LSI chips used in the digital-modulation and power-drive circuits • Active Power Control System ensures optimum performance under any load (4 to 8 Ω) • Constant Gain PLL Modulator provides a fixed, ...
Owners Manual
Page 10
The following block diagrams show the amplifier and power supply circuits. Amplifier Block Diagram Input amp IN 2.8 MHz clock input YDA133 Active power control Analog feedback Closed-loop ...amps 0V and LSI - +B OV Subtransformer Isolator 88kHz Driver -B Magnetically -coupled rectifier circuit 2.8MHz (amp) Protection circuit OSC Microcomputer 88kHz Right-channel power supply 2.8MHz (amp) External interface E-6 BLOCK DIAGRAMS The MX-D1 is a high-power, high-performance PWM (Pulse Width Modulation) digital stereo power amp, utilizing Yamaha's latest digital power amplifier...
The following block diagrams show the amplifier and power supply circuits. Amplifier Block Diagram Input amp IN 2.8 MHz clock input YDA133 Active power control Analog feedback Closed-loop ...amps 0V and LSI - +B OV Subtransformer Isolator 88kHz Driver -B Magnetically -coupled rectifier circuit 2.8MHz (amp) Protection circuit OSC Microcomputer 88kHz Right-channel power supply 2.8MHz (amp) External interface E-6 BLOCK DIAGRAMS The MX-D1 is a high-power, high-performance PWM (Pulse Width Modulation) digital stereo power amp, utilizing Yamaha's latest digital power amplifier...
Owners Manual
Page 11
... Modulation), which theoretically produces zero quantization noise, a dynamic range that form the heart of the MX-D1. In addition, the Yamaha high-performance, high-speed analog and digital LSI chips are designed to optimize the performance of the modulator and MOSFET drive circuits that is ... modulator circuit produces a pulse-width modulated waveform by Yamaha, are fed back in power supply voltage as the current demands of the output current. In response to make the MX-D1 a superb high-performance power amp. E-7 Feedback Digital output pulses are used for the left and right ...
... Modulation), which theoretically produces zero quantization noise, a dynamic range that form the heart of the MX-D1. In addition, the Yamaha high-performance, high-speed analog and digital LSI chips are designed to optimize the performance of the modulator and MOSFET drive circuits that is ... modulator circuit produces a pulse-width modulated waveform by Yamaha, are fed back in power supply voltage as the current demands of the output current. In response to make the MX-D1 a superb high-performance power amp. E-7 Feedback Digital output pulses are used for the left and right ...