DOUK AUDIO Model. Frequency response: conforms to RIAA characteristics (±0.5dB). Audio input: MM/MC phono. S/N ratio: ≥80dB(Phono). 1×T14-EQ Preamp. Audio output: Stereo RCA / 3.5mm Headphone Jack. MC: 0.0005V RMS.
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Tube preamp & Audio Switcher & Headphone Amp. 1 Tube Preamp. Input signal: Bluetooth, U disk, RCA. Independent tone knob and input selector. Mysterious built-in tube design. Input sensitivity :0.775V.
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You also can replace the 6N11 Tube with /6922/6DJ8/E88CC/ECC88. Input/output signal 1:1, 6N11 Tube X 2. 6N11 Tube x 2. Assembled X-10D preamp board x 1. Frequency sound: 10Hz~100KHz (±0.2db).
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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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Internazionale 🌍. - In tutta Italia 🇮🇹.
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Not only a MM/MC phono preamp, but also a stereo audio preamp and headphone amplifier, especially designed for the audiophiles who pursue HiFi sound. 3.5mm headphone output and perfect circuit design: T4 PLUS also with built-in classic headphone amp circuit (2 NE5532), easily to drive 32-300 ohm headphones.
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Finished JC-2 preamplifier X 1. This preamp is reference the famous conrad-johnson JC-2 Circuit, designed with double-single independent design, physically separated 100% left and right channels, independent hierarchical grounding.
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