TONE WINNER AD-1PRE+

Model available exclusively in the "Silver" finish.

AD-1PRE+ is a high-end decoder that supports audio formats including CD, SACD, MP3, WMA, and USB-Audio, as well as phono MM/MC, optical, and coaxial connections. It features a multi-chamber layout, balanced circuit, DSD decoding, and several high-class chips to deliver Hi-Fi sound effects. As one of the top 10 audio brands in China, Tonewinner has over 30 years of experience in designing and manufacturing acoustic products. As an original supplier, Tonewinner always warmly welcomes distributors, partners, and customers worldwide.

ES9038 Decoding Chip
DSD Decoding: DSD 512, 256, 128, 64
PCM Sampling Rate: 32 bit/768 kHz
This chip enables decoding of signals at 22 MHz for various audio formats.

Audio Formats
It can decode multiple audio formats including DSD 512 (SACD, ISO, DST, DFF), AIFF, ALAC, APE, DIFF, DSF, FLAC, OGG, WAV, AAC, MP3, WMA.

USB Audio Connection
Handles high-class audio formats for Hi-Fi sound effects.

Phono MM/MC
Supports MM/MC cartridges for easy compatibility.
The rich sound will bring you back to the classic era.

Balanced Output
XLR audio ports for reduced interference and low distortion.

USB Decoding Chip CT7601PR
DSD Decoding: DSD 512, 256, 128, 64.
PCM Sampling Rate: 768 kHz/32 bit.

Operational Amplifiers
5 x OPA1612
4 x OPA1632
1 x OPA1642
Low distortion, low noise, wider dynamic range.

Digital Volume Chip
MUSE72323
Uses the digital volume chip from JRC, offering better S/N, distortion, and channel separation.

Energy Efficiency
150 W for digital and analog circuits to provide powerful performance. 0.5 W for standby mode.

Wide Voltage Design
As an amplifier specifically designed for global audio users, it adopts its patented wide voltage design that handles AC 110 V and AC 220 V power supply.

Technical Specifications:

• Analog Inputs: 4 total, 3 unbalanced (AUX, CD, DVD), 1 balanced
• Digital Inputs: 5 total (OPT1, OPT2, COAX1, COAX2, USB)
• Analog Outputs: 2 unbalanced, 1 balanced
• DAC: ESS9028Q2M (ESS, USA)
• Digital Receiving Chip: AK4118 (AKM)
• I/V Conversion Circuit with Op-Amp: OPA1632 (TI)
• Balanced/Unbalanced Conversion Circuit with Op-Amp: OPA1612 (TI)
• Digital Volume Control Chip: MUSES72320 (JRC)
• Analog Power Supply for the entire unit
• Frequency Response: 20 Hz - 150 kHz (+1/-3 dB)
• Signal-to-Noise Ratio: 108 dB (A-weighted)
• Total Harmonic Distortion (THD): 0.005% (1 kHz)
• Power Supply: ~110V/60 Hz, ~220V/50 Hz
• Net Weight: 10.1 kg
• Dimensions: 444 x 108 x 420 mm