Using original 6J5 tube, original NE5532. 1x 6J5 Tube Preamplifier. This finished machine is a preamplifier, amplifier. Bluetooth : 4.2. PCB adopts 1.6mm thick double-sided sheet, 2.0 oz copper thickness, and tin-spraying process to ensure good passing performance of large and small currents.
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X10D -Tube Buffer Pre-Amplifier, It is based on the core circuit of the X10D -Tube Buffer Pre-Amplifier. Compared with the commonly reproduction of X10D, we improved We only refer the schematic of the amplification part of the circuit.
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Make sure the correct part goes into each position on the circuit board. All finished pcbs are all carefully hand-soldered and fully tests, so the price is higher and less cost performance. DIY KIT Project.
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This is a Kit you need to be able to solder the components to the supplied PCB the Kit comprises of.
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Buffer Preamplifier Preamp PCB Board. Musical Fidelity 6N11/6922/6DJ8 Vacuum Tube. This is Bare PCB, not included any other components. 1pcs x Bare PCB Board. This is a simple structure, sound good pre-buffer circuit having ultra-low noise floor, while adding second harmonic distortion in the music, the sound is more resistant to listen more flavor!
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This is a used product. There are scratches and wear and tear from use and natural deterioration from age, but it works fine. It can still be used.
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Using original 6J5 tube, original NE5532. 1x 6J5 Tube Preamplifier. This finished machine is a preamplifier, amplifier. Bluetooth : 4.2. Machine size: about 129 100 35MM (without tube height). The main filter capacitor uses the original 470UF/25V, and the coupling capacitor uses the imported capacitor 1UF.
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With a wide applied range and practicability, this preamplifier can fit the majority of active speakers and power amplifiers in the market. The replaceable 6K4 vacuum tubes design can optimize the circuit.
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