Transistors, capacitors, and resistors were replaced, and each switch was thoroughly disassembled and the contacts polished. Fully maintained! The strong, extruded sound is full of appeal that cannot be obtained with modern audio. In addition to the exterior and disappearing characters, you can also see a feeling of use such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.1.19 maintenance completed (PHONO 1/220 Ω replacement, 2SC2240 x 8 replacement, PHONO board electrolysis 3,3/250V replacement, alternative VR replacement, mode SW, FUNCTION SW, BASS TONE TREBLE SW monitor SW, application of grease for each disassembly contact, mini VR ultrasonic cleaning, front and rear panel cleaning, RCA terminal cleaning, operation confirmation)
Accessories: none
Main specifications: Type stereo preamp input Phono (MM/MC compatible) /tuner/AUX/tape equipped with phono input switching/load switching function frequency characteristics Phono RIAA deviation within ± 0.5 dB high level 10 Hz to 100 kHz S/N ratio high level 90 dB or more phono 70 dB or more harmonic distortion ratio 0.03% or less tone control Bass/Treble filter Low/High equipped with 2 output systems RCA/headphone terminal equipped power supply AC 100V power consumption 23W external dimensions W400 x H149 x D315 mm weight 9 kg