NFB-11.28 vs NFB-11.38
The NFB-11.38's signal-to-noise is 120 dB against the NFB-11.28's 118 dB. Both share bit depth (32-bit), max sample rate (384 kHz), and thd (0.002%).
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AmplifiersDACsHeadphone AmplifiersPre-Amplifiers
About the NFB-11.28
The Audio-gd NFB-11.28 is a high-performance DAC, headphone amplifier, and preamplifier combo designed for audiophiles seeking detailed and powerful sound. It uses the ESS Sabre ES9028Pro DAC chip supporting up to 32-bit/384kHz PCM and DSD formats. The device features a low jitter 100MHz TCXO clock and an Amanero USB interface for stable and high-quality digital audio input. It offers multiple digital inputs including USB, Toslink optical SPDIF, and RCA coaxial SPDIF. Outputs include RCA single-ended (configurable as fixed or variable) and a 6.3mm headphone jack. The analog amplification stage is fully discrete with a non-feedback ACSS design, delivering up to 3500mW into 25 ohms headphone load, ensuring ample power for most headphones. The unit includes selectable digital filters via dip-switches for user-customizable sound flavors. It has a robust build with dimensions 180mm x 220mm x 55mm and weighs 2.5 kg. The volume control uses a high-quality ALPS potentiometer. The NFB-11.28 is praised for its transparency, low distortion (THD 0.002%), high signal-to-noise ratio (118dB), and versatile connectivity, making it a comprehensive desktop audio hub for audiophiles.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 32-bit
- Max Sample Rate
- 384 kHz
- DAC Chip
- ESS Sabre ES9028Pro
Analog Output
Analog signal output specifications
- THD
- 0.002%
- SNR
- 118 dB
- Output Impedance
- 2Ω
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Digital Inputs
- USB (Amanero), Toslink Optical SPDIF, RCA Coaxial SPDIF
- Analog Inputs
- RCA single-ended (fixed or variable), 6.3mm headphone jack
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 180 × 55 × 220 mm (W × H × D)
- Weight
- 2.5 kg (6 lbs)
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions