Power Supply Block - Yamaha Nexo NXAMP4X4 User Manual

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Power Supply Block

Power Supply is certainly the most important part of an amplifier. Most of the time, the
Power supply is limiting the power of an amplifier, more than the amplifying circuit itself.
• On NXAMP4X1, two large power supplies are used, one for channel (1 and 2) and
the other for channel (3 and 4).
• On NXAMP4X4, four large power supplies are used, one for each channel.
They all are full resonant type with half bridge converter. The ZCS (Zero crossing switches)
GENERAL DESCRIPTION
PAGE 27 OF 91

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