Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A

Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi: Electronics. P32 not only as a headphone amplifier, compatible with wide impedance range(12-200Ω), but also as a preamp for your other power amplifier, convenient and efficient to improve sound quality. 。 1*3.5 mm stereo jack input, can be connected to computer, CD, mobile phone and lossless player. 2*3.5 mm output can also be connected to digital amplifiers and active multimedia audio devices. 。 Default Beijing FU32 vacuum tube, can be upgraded to GU-32/832; Default NE5532 op amp, can be upgraded to OPA2604, JRC4558, OPA2132, OP275 and so on for enjoying different tones. 。 Mini size with attractive appearance, compact design makes it suitable for desktop audio system. 。 Packing List: 1*Headphone Amplifier; 1*Power Supply; 1*FU32 Tube 。 Parameters。 Audio input: 1*3.5mm Jack。 Audio output: *3.5mm headphone jack(one for 1-0Ω headphone and one for 0-00Ω headphone)。 Power supply: DC 1V@A(5.5/.mm)。 Tube model: Beijing FU3。 Op amp: NE553。 Color: black。 Dimensions: (L)86 mm *(W)86 mm *(H)3 mm(Excluding the tube)。 Net weight: 30g。 Packing List。 1*Headphone Amplifier。 1*Power Supply。 1*FU3 Tube。 Noise may be resulted from:。 1. Input signal overload may cause distortion and noise. When this happens, please turn down the volume of the audio source until no noise and then adjust proper volume through the amp itself.。 . Low-quality audio cables, poor audio source can cause the static noise.。 3. The tubes not are plugged well on the tube sockets or the two red wires are not inserted to FU3 tube.。 . Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise.。 。 。 。

Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A
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Nobsound Mini FU32 Valve Tube Headphone Amplifier Hi-Fi Stereo Preamp Desktop Amp 832A

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