With 3.5mm AUX input and 3.5mm headphone jack output, can be used as a headphone amp and a stereo preamp, compatible with most audio source such as MP3, ipod, phone, tablet, computer, CD player etc. and output can connect headphone, amplifier, active speaker etc. to greatly improve the sound quality.
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HiFi Vacuum Tube Preamp Stereo 4-way Audio Switcher Box Desktop Headphone Amp. 1 Tube Preamp. Headphone output impedance: 32-300Ω. Headphone max power: 160mW/32Ω. Default Soviet Union 6H3N tube, can be replaced by Beijing 6N3 / Soviet Union 6H3N-E etc.
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This electronic preamplifier stands up to the test and will provide you with serious sound performance. It'll take your audio signal, amplify its strength and prepare it for further processing by your receiver or amplifier.
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1 Tube Preamp. Headphone output impedance: 32-300Ω. Headphone max power: 160mW/32Ω. Input sensitivity: 0.775V. Frequency response: 20Hz-20kHz. Net weight: 575g/1.27lb.
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SA-1000 PJ MIAOLAI Hifi Audio Amplifier 4 Input 2 Output Electric Tube Stereo Preamplifier (Champaign Gold). - 1 x SA-1000 (Champaign Gold). - Enthusiastic Soviet 6H3N bile duct. - Classic 5532 operational amplifier chip.
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Preamplifier 1. Our products include all kits&welded products for Andruino, Raspberry Pi, or mini flights. Raspberry Pi. Stable product performance, upgraded for a variety of models of bile ducts. Relay Module.
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1 Tube Preamp. Frequency response: 20Hz-20kHz. 1 Power Adapter. SNR:100dB(20Hz-20kHz). Net weight: 575g/1.27lb. Headphone max power: 160mW/32Ω.
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Enthusiastic Soviet 6H3N bile duct. - Classic 5532 operational amplifier chip. - Output signal: 2 channel stereo signal. - Input signal: 4 channels stereo signal. - Input sensitivity: 0.775V. - Harmonic distortion: 0.04% typically.
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