The NAD Electronics C 658 BluOS Streaming DAC Preamplifier is a high-quality audio device designed for streaming and decoding MQA.
The NAD Electronics C 658 BluOS Streaming DAC Preamplifier is a high-quality audio device designed for streaming and decoding MQA. It features a ESS Sabre DAC with dual band Wi-Fi ac/n and Gigabit Ethernet 2 connectivity. The unit includes 2x D/A converters capable of handling up to 192 kHz / 32-Bit sampling rates. It offers multiple analog audio inputs including 4x stereo RCA line inputs, 2x stereo RCA phono inputs, and 2x XLR 3-pin main outputs.
Digital audio I/O includes RCA coaxial S/PDIF input and TOSLINK optical S/PDIF input. The device also supports S/PDIF (Coaxial) and S/PDIF (Optical) conversion formats.
Form Factor: Desktop
Converter Type: D/A Converter
Number of Channels: 2x D/A (at 192 kHz)
Maximum Sampling Rate: 192 kHz / 32-Bit
Number of Microphone Inputs: No
Specifications
AC Input Power
100 to 240 VAC, 50 / 60 Hz
AC/DC Power Adapter
Included
Box Dimensions (LxWxH)
21.8 x 18.5 x 8.5"
Converter Type
D/A Converter
Digital Audio Decoding
DSD
Dimensions
17.1 x 15.9 x 3.9" / 435 x 405 x 100 mm
Display
1x
Dynamic Range
118 dB
Expansion Slots
No
Form Factor
Desktop
Frequency Response
Line Inputs: 20 Hz to 20 kHz ±0.3 dB Headphone Outputs: 20 Hz to 20 kHz ±0.3 dB
Impedance
Inputs: 22 Kilohms Outputs: 240 Ohms
Maximum Input Level
4.5 Vrms
Network I/O
1x RJ45 Ethernet
Number of Channels
2x D/A (at 192 kHz)
OS Compatibility
Computer: Windows / macOS Mobile: Android/iOS
Other I/O
2x 1/8" / 3.5 mm Remote In/Out 2x 1/8" / 3.5 mm 12 V Trigger In/Out
Package Weight
22.315 lb
Phantom Power
No
Power Consumption
60 W
Power Requirements
AC/DC Power Adapter (Included)
SNR
Line Inputs: > 110 dB
THD
RCA Line Inputs: < 0.05 dB < 0.01 dB
Weight
22.3 lb / 10.1 kg
Wireless
Bluetooth
Analog Audio I/O
4x Stereo RCA Line Input 2x Stereo RCA Phono Input 2x XLR 3-Pin Main Output 2x Stereo RCA Aux Output 2x RCA Aux Output
