Lossless HIFI CD Player with Bluetooth 5.3 DTS Decoding DSP Sound Effects Home CD Music Player OPA2604AP Operational Amplifier
Product Description
1. Stable and Pure Power Supply System
Equipped with a linear power supply that delivers highly pure DC power. Its simple circuit design avoids complex high-frequency switching, minimizing electromagnetic interference (EMI) and radio frequency interference (RFI) to reduce audio signal disruption. With excellent voltage regulation, it maintains stable output even when input voltage or load changes, providing reliable power for the laser reading system, decoding chips, and other internal components to ensure accurate processing of audio information.
The complete DC regulated filtering system includes a 35W power transformer, 4 high-speed rectifiers, 3 high-precision voltage regulators, 1 rectifier bridge, and 6 imported capacitors, covering transformation, rectification, filtering, and voltage stabilization. The 35W square transformer, paired with regulated rectification circuits, provides independent power for digital/analog circuits. Sufficient reserve power and efficient power distribution ensure stable performance of sound dynamics, details, and layers.
2. High-Resolution Audio Circuit Design
Utilizes a multi-op-amp configuration (including OPA2604AP\NE5532P), where op-amps handle signal amplification, filtering, buffering, and volume control to enhance processing precision.
OPA2604AP\NE5532P op-amps feature low noise and high gain-bandwidth product. Working in tandem, they effectively amplify weak signals while reducing noise, resulting in purer sound. Their warm, rounded tone avoids harshness, ensuring natural reproduction of vocals and instruments. With excellent resolution, they clearly reveal details like individual instruments in symphonies. They excel in mid-low frequencies—delivering punchy, rhythmic bass drumbeats and rich mid-range vocals—for a layered listening experience.
3. Precise Core Chips and Clock Synchronization
A CPU central processing chip coordinates components such as the M12L64164A memory, HD5888A driver IC, and PT6312BLQ display control chip for seamless functionality. The JHX27.000 crystal oscillator provides high-precision clock signals, ensuring synchronized audio decoding and output to preserve full sound details.
4. Optimized Filtering and Voltage Regulation
Imported Japanese NOBLE capacitors offer superior filtering performance, supplying ample power to enhance high-frequency clarity and low-frequency stability. Three high-precision voltage regulators with fast response efficiently absorb power ripples, resulting in clear, sound.
5. Stable Disc Reading System
Selected Sanyo DA11VZ mechanism, paired with a thick, high-damping shock-absorbing base in the chassis, significantly reduces vibration during playback. This ensures stable operation of the laser reading system, minimizing jitter.
6. Versatile Decoding Support
In addition to standard 2-channel CD playback, it decodes HD-CD and DTS-CD discs. HD-CD (High-Definition Compatibility Digital) is a lossless decoding technology that stores more signals than standard CDs, delivering clearer audio details.
Product parameters
Main Control Decoding: SPHE8104
Laser: Sanyo (Japan)
Disc Support: hqcd, hdcd, cd, wma, mp3
USB Lossless: flac, ape, mp3, wav
USB Support: USB3.0, Capacity up to 64G
Bluetooth Version: blue5.3
Digital Output: Optical fiber, Coaxial (OPTICAL, COAXIAL)
Analog Output: Left and Right Channels (RCA)
Professional Output: Balanced (XLR)
Product Material: Aluminum alloy panel
Appearance Color: Silver, Black (Two colors available)
Weight: 6kg
Overall Dimensions: 430x85x330mm (Width x Height x Depth)
