Tone Winner A-75 AD-3PRO+ / AD-3PRO Pure Class A High Power DSD Decoding Power Amplifier HIFI Full Balance 165/150W/8

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Description of AD-3PRO+

AD-3PRO+ adopts fully balanced transmission amplifier circuit, namely: fully symmetrical, fully balanced, differential input to BTL (bridge) Class A power output.

USB-Audio

Support DSD512 high specification digital audio format

Premium Phono phono interface

MM (moving magnet) MC (moving coil) two vinyl cartridges are easily compatible.

SW-OUT ultra-low output

Balanced and unbalanced two sets of bass output interfaces, which can be connected to active subwoofers at will, to meet the special needs of more heavy woofer enthusiasts

Bi wiring partial

Standard mode and bi-wiring are two ways of playing, which will further give full play to the excellent performance of power amplifiers and speakers!

Three working states

CLASS AThe warm music flows slowly, refreshing and refreshing.

CLASS ABOrchestra, symphony, chorus, all kinds of dynamic scenes are vividly displayed.

AUTOOnly one setting is needed to bring the power amplifier working state to your satisfaction in various music scenes.

High-performance USB decoder chip CT7601PR

DSD decoding: DSD512, DSD256, DSD128, DSD64

PCM sampling rate: 32bit/768KHz

The whole machine shares 9 TI OPA1656 op amps to form full balance and buffer amplification

High power famous tube

The whole machine adopts 24 high-power Toshiba 1941/5198 transistors to amplify the output

Digital volume control core

Selected NJW1195A volume control chip, with -118dB ultra-low noise 0.5dB step adjustment accuracy, its distortion, signal-to-noise ratio, separation and other indicators are very good, adjustment and control are more accurate, more durable, and fearless wear.

Sub-chamber and sub-chamber structure

Five-box sealed structure, input, power supply, energy storage, amplification and partition shielding, greatly reduce the free electromagnetic waves in space, effectively reduce the interference of signals in the machine, and make the bottom noise of the machine reach ghostly silence.

Description of AD-3PRO

One-key switching of three working states

CLASS A-warm music flowing slowly, refreshing and comfortable.

CLASS ABorchestral, symphony, chorus, all kinds of dynamic scenes are vividly expressed.

AUTOYou only need to set it once, and you can play the working state of the power amplifier to your satisfaction in various music scenes.

1: Power on/off

2: Long press for more than three seconds to enter the pure power amplifier mode

3: Mute switch

4: Power amplifier selection (working mode: Class A, Class AB, Class A AUTO automatic mode)

5: Power amplifier speaker output selection (cycle group A/group B/group AB in turn)

6: Phono player selection

7: Analog input 1

8: Analog input 2

9: Balanced signal input

10: Optical fiber signal input 1

11: Optical fiber signal input 2

12: Coaxial digital signal input

13: Volume-

14: volume+

Winner AD-3PRO+/Upgraded version Usage scenarios

Winner AD-3PRO+/Upgraded version Usage scenarios