USB Host & USB Client USB Audio is a standard for digital audio used in PCs, smart phones and tablets to interface with audio peripherals. The source device that produces the data is called the USB Host and the receiving end is the USB Client. So, if a smartphone is connected to a computer, the […]

DAC’s Volume Control Basic A DAC typically has a mix of analog and digital inputs. Some DACs convert the analog input into digital to utilize the DAC’s internal digital volume control and inputs selection, avoiding expensive analog preamp and volume control as described above. The performance degradation of the analog input that has to go […]

Mac OSX does not support native DSD. It only supports DoP (DSD over PCM).  Since encoding DSD into DoP requires twice the bandwidth, when using NuPrime’s DAC with Mac OSX, the support of DSD is limited to half of the maximum decoding capability of the DAC. From Audirvana: “To listen to DSD files from a […]

DAC-10 / 10H line out can be turned off by holding the Mute button for 3 seconds. The line out will not automatically turn off when the headphone is inserted because there are multiple headphone outputs. To enable the line out again, press and hold the Mute button for 3 seconds.

If you are not familiar with USB audio device, please read the FAQ topics on “What is USB Audio and how do I configure Windows or Mac computer for USB audio and the DAC ?” and “USB Standard and Ports” The standard USB audio cable that comes with your iOS or Android device can not […]

There are two ways to determine the sampling rate: Use meta data from the source music. If the meta data is wrong or the source does not contain any sampling rate data, then NuPrime device will not display the correct sampling rate.  Even if the display does not show the correct sampling rate, the decoding will not […]

We recommend JRiver Media Center for its ease of use and setup. Please refer to this setup guide: https://nuprimeaudio.com//wp-content/uploads/JRiver-Configuration-for-DSD-Playback.pdf For Foobar please refer to this general purpose USB audio playback guide: foobar2000_dsd

Then follow this application note:  https://www.synology.com/en-global/knowledgebase/DSM/help/AudioStation/playmusic “Enable high quality output for USB speakers” should be selected in the Audio Station’s Advanced Setting.

It depends on how good the volume control on your preamp or integrated amp is. Basically you want to set the volume of the less accurate preamp as high as possible (90% of maximum for example) and use the better preamp to make the fine adjustment. If both are equally good, set both to around […]