Nuprime IDA-8 class A+D Integrated Amplifier with DAC and wireless PORT

Description

NuPrime IDA-8 Class A+D Integrated Amplifier with DAC and Wireless PORT: Full Description and Specifications

The NuPrime IDA-8 is a compact yet powerful stereo integrated amplifier that combines an Ultra-Linear Class A Module (ULCAM) preamp stage with a Class D power amplifier , along with a high-performance Digital-to-Analog Converter (DAC) and a wireless port for optional Bluetooth or WiFi connectivity. It's designed to deliver audiophile-grade sound with a focus on low noise and distortion, offering a spacious, transparent, and dynamic soundstage. Key Specifications:

• Amplifier Type: Hybrid Class A + Class D (ULCAM preamp)
• Output Power: 100W x 2 @ 8 Ohms; 100W x 2 @ 4 Ohms
• Peak Output Power: 280W
• Frequency Response: 10Hz to 50kHz
• THD+N: < 0.005%
• SNR: 95dB
• DAC Chip: ESS ES9010K2M Sabre DAC
• USB Input: PCM up to 384kHz & DSD up to DSD256 (Native and DoP)
• S/PDIF Inputs:
  • Coaxial: PCM up to 192kHz (supports DoP DSD64)
  • Optical: PCM up to 192kHz (supports DoP DSD64)
• Analog Input: 1 x Stereo RCA (digitized)
• Wireless Port: USB Type-A for optional Bluetooth dongle (included in some packages, no longer bundled as of Jan 1, 2021) or WiFi receiver (optional NuPrime Omnia WR-1 or similar)
• Bluetooth Sampling Rate: 48kHz (via optional dongle)
• Bit Resolution: 16-32 bits
• Analog Output: 1 x Stereo RCA (variable, 2V* - Note: Some early units had 6V output)
• Speaker Outputs: Binding posts for stereo speakers
• Volume Control: Advanced thin-film switched-resistor ladder network with 99 precise 0.5dB increments, individually adjustable per input.
• Power Supply: Linear power supply with high-efficiency toroidal transformer
• AC Voltage: Selectable 90VAC~130VAC / 210VAC~ 250VAC
• Dimensions (W x H x D): 235 mm x 55 mm x 281 mm (including feet)
• Weight: 4.3 kg

Key Features:

• Ultra-Linear Class A Module (ULCAM): Achieves audiophile-quality sound with Class D efficiency and dynamics, resulting in extremely low THD+N and high SNR for the preamp stage.
• High-Performance DAC: Supports high-resolution digital audio formats via USB and S/PDIF inputs.
• Wireless Connectivity: Extension port allows for convenient Bluetooth streaming (with included or optional dongle) or WiFi audio streaming (with optional receiver). The USB-A port provides both S/PDIF data and 5V power for compatible NuPrime wireless devices.
• Precise Volume Control: Thin-film resistor ladder network ensures accurate and low-noise volume adjustments.
• FPGA Processing: NuPrime SRC IC chip provides FPGA processing for ultra-low jitter and distortion.
• Linear Power Supply: Reduces high-frequency noise and strengthens low-frequency performance.
• Analog Line-Out (Sub Out): Volume-controlled RCA output for connecting a subwoofer or external amplifier.
• Compact and Elegant Design: Small footprint with a solid aluminum chassis, available in black or silver.
• Remote Control: Included for convenient operation.
• Vibration-Free Isolation Feet: Reduces unwanted vibrations for improved audio performance.
• Supports DSD Native Playback: Via ASIO2.1 and DoP method.