Tube Preamplifier Optical Coaxial Hifi Audio Amplifier Decoder Power Supply Tool. Product name: 6N3 tube Tube Preamplifier. PC-USB supports sampling rate: 192KHZ/24Bit. Distortion: RCA: 0.2%/HP: 0.003%.PC-USB support operating system: XP/W7/W8/W10/MAC/linux. Signal to noise ratio: RCA: 108dB/HP: 106dB. Tube: 6N3 (support replacement of GE5657, 396A, 2c51, 12BA4, 5670, 6H3n). Bluetooth chip: QCC3031 Bluetooth 5.0 version, supports Qualcomm aptX and aptX HD audio. Frequency response: 20Hz-20kHz (±0.5dB). Audio input: Bluetooth/ USB/ Optical/ Coaxial/ RCA. Audio output: 3.5mm Headphone output/ RCA(Active speaker / Amplifiers).
Connect the audio source to be used to the audio source input interface (when connecting to Bluetooth, the input channel must be switched to Bluetooth input). Connect the downstream equipment that needs to be connected to the audio output interface such as power amplifier, active speakers, etc.Connect the power supply (DC voltage must not be higher than 12V). Press the encoder knob to turn on. Short press the knob to switch to the corresponding input channel to be used. Turn the knob clockwise to select the desired volume. Use the factory-configured USB cable to connect the PC-USB interface of this machine to the computer (USB supports hot swapping). Press the encoder knob to switch to PC-USB input. As shown in the figure, find the icon with the horn symbol in the lower right corner of the PC. In the pop-up dialog box, select the USB device recognized by the PC (this machine automatically recognizes the USB, no manual driver installation is required). 1 x T8 Tube Preamplifier. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "savenow_469" and is located in this country: CN. This item can be shipped worldwide.