Maintenance has been completed, including replacement of 31 capacitors, 6 diodes, and 7 vacuum tube sockets, and complete disassembly and cleaning of volume and switch contacts! Tubular preamp with a thin design. It has a mild tone with a vintage feel unique to Lux, and the sound quality is well-balanced. The stylish design, which is not typical of a thinly finished vacuum tube, is also excellent. There is a small scratch on the top plate (Oikawa Tetsuji)
Maintenance information: 2026.2.11 Maintained (31 capacitors, spark killers, relays, 7 vacuum tube sockets, LEDs, 6 diodes, resistors, fuses, diffusion caps, and power cords have been replaced. The volume and switch contacts were completely disassembled and cleaned, and the deteriorated parts on the solder surface of the board were re-soldered.
(Check the input/output waveform, check the left and right balance, and perform a comprehensive operation test by connecting a power amplifier)
Accessories: power cable, copy of instruction manual
Main specifications: line input, 3 phono systems, 2 tape systems, 2 pre-out systems, vacuum tubes, 12AU7 x 5, 12 AU7 x 2, W465 x H105 x D360 mm (including wood cabinet) 5.5 kg