JVC RX-D702 Technical Manual page 53

Hybrid Feedback Digital Amplifier Hybrid Feedback Digital Amplifier
JVC technologies for satisfying the THX Ultra2 certification
Use of the built-in ±2.5V regulator prevents digital
noise interference to analog GND.
Analog Signals
(Operational Amp)
Analog GND
Analog Signals
(Operational Amp)
Analog GND
Ver. III Ver . III
JCV8015 Benefits (3) -- ±2.5V Regulator
JCV8015 Benefits (3) -- ±2.5V Regulator
VCC (Analog)
Analog Circuits
VCC (Analog)
Analog Circuits
Sound Quality
+2.5V Regulator
Digital Circuits
(PWM)
Use of built-in ±2.5V
regulator separates the path
-2.5V Regulator
of current in digital circuits
from analog GND.
VDD (Digital, 5V)
Digital Circuits
(PWM)
Power supply to digital
circuits causes the current to
interfere with analog GND,
which generates noise.
RX-D702 RX-D402
*Also applies to RX-D401
Improved
PWM
PWM
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