Maintenance has been completed, such as dismantling and cleaning the main volume and disassembling and polishing of each switch! The final model of the Sansui α507 series. This is an entry class for the NRA series, which is highly transparent and crisp. This is an attractive car with a good balance and luster. You can see a feeling of use, such as appearance, dullness, small scratches, etc. Serial 609114393 (Tomonori Asaine)
Maintenance information: 2026.2.2 maintained (phono circuit part IC capacitor replacement main volume disassembly cleaning input selector processor MMMC switch disassembly polishing protector part capacitor replacement output relay replacement other volume cleaning interior and exterior inspection cleaning operation confirmation)
Accessories: instruction manual
Main specifications: 60W+60W (8Ω) line input 5 systems phono 1 system (MM/MC switching) W432 x H165 x D450 mm 15.5 kg
Maintenance has been completed, such as dismantling and cleaning the main volume and disassembling and polishing of each switch! It has a thick mid to low range typical of Sansui, and the base line that clearly reveals the outline is an appeal unique to the KX series. There are small scratches on the exterior, but it is a beautiful individual for its age. Serial 602126306 (Tamura Eiji)
Maintenance information: 2026.2.1 Maintained (main volume dismantled and cleaned. Switch disassembly and polishing (input selector, power amplifier direct, source direct, reck-out, tape) push switch disassembly and polishing (tone, subsonic, loud noise, processor, MM/MC) output relay replacement. Replace the protector capacitor. Repair the main parts of the solder. REC cover attached (Interior and exterior inspection and cleaning, operation confirmation)
Accessories: No accessories
Main specifications: 90W+90W (8Ω) phono mm/MC compatible dimensions W430 x H161 x D446 mm weight 18.0 kg
A backload enclosure very similar to Sansui's SP-707. It is also possible to expand the 38cm full range to 2WAY and 3WAY by adding 075, 175DLH, etc. from one shot. As for the exterior, part of the top plate has deteriorated to white (Oikawa Tetsuji)
Accessories: none
Main Specifications: Woofer Mounting Hole Diameter: 357 mm Mounting Screw Diagonal Distance: 370 mm W610 x H1040 x D510 mm
Choke transformer 5H/300mA DC resistance 52Ω (measured 58.9Ω), lead-out line length 210mm (measured) W76 x H90 x D85mm 2.0 kg, there is a lot of dullness throughout (Kojima Yosuke)
Accessories: none
Maintenance was completed in 2020, including the replacement of capacitors, transistors, etc. Sansui's popular premain amplifier. It entertains me with a powerful sound typical of Sansui from the 70s. The thickness of the mid-range is particularly attractive, and the impression is that you can hear a wide range of thick sounds, such as jazz, rock, and vocals. Serial 813120066 The exterior is dull and has a feeling of use (Hiura Katsuji)
Maintenance information: 2020.8.1 maintained (capacitor, transistor, diode, semi-fixed resistor, heat dissipation sheet, fuse, lamp, RCA terminal/SP terminal replacement. Various SW/VR cleaning. (After removing old solder from each board, re-soldering, circuit adjustment, various input tests, audio output confirmation of all SP terminals)
Accessories: instruction manual (copy)
Main specifications: 40W+40W (8Ω) W440×H140×D322mm weight 12.7 kg
Maintained! A pre-main amplifier with clear outlines and excellent sound quality. In addition to the conventional sense of dynamism, it is a highly perfected amplifier with a wide high frequency range. The low frequency range with good extrusion generated from a strong power supply unit is an advantage unique to the XR series. Suitable for jazz and rock music. The exterior has rust spots on the top plate and floats on the side veneer. Serial 603129366 (Yonejima Satoshi)
Maintenance information: 2026.1.15 maintained (① main volume dismantling and cleaning ② switch disassembly and polishing (input selector, power amplifier direct, source direct, reckout, tape) ③ push SW disassembly and polishing (tone, loudness, muting, subsonic, processor) ④ output relay, headphone relay replacement ⑤ protector capacitor replacement ⑥ solder repair ⑦ interior and exterior inspection and cleaning, operation confirmation)
Accessories: instruction manual
Main specifications: 160W+160W (6Ω) 130W+130W (8Ω) rated power consumption 330W W466 × H162 × D452 mm 23 kg
Maintenance has been completed, including replacement of 2 capacitors and 2 output relays, main volume, disassembly and polishing of various switches, etc. It has a thick mid-low range typical of Sansui, and the bass line that clearly reveals the outline is an appeal unique to the KX series (Daiki Goto)
Maintenance information: 2026.1.20 maintained (① main volume dismantling and cleaning ② switch disassembly and polishing (input selector, power amplifier direct, source direct, reckout, MM/MC) ③ push SW disassembly and polishing (tone, loudness, muting, processor, subsonic) ④ output relay replacement ⑤ protector capacitor replacement ⑥ solder repair ⑦ interior and exterior inspection and cleaning, operation confirmation ⑧ exterior painting)
Accessories: copy of the manual
Main specifications: 90W+90W (8Ω) phono mm/MC compatible dimensions W430 x H161 x D446 mm weight 18.0 kg
Power transformer primary: 85-100-110V secondary: 5V/3A 6.3V-CT/3A 6.3V/3A 2.5V-CT/6A 380-280-380V/DC120mA W108 × H74 × D94 mm 3.2 kg (actual measurement, not including protrusions) There are abrasions and paint peeling (Kojima Yosuke)
Accessories: none
Power transformer primary: 100V secondary: 70V/100mA, 6.3V/4A, 6.3V/6.4A, 2.5V/5A x 2, 280-240-200-0-20V/500mA W120 × H90 × D100 mm approx. 4.7 kg (actual measurement, not including protrusions) There are abrasions and stains all over (Kojima Yosuke)
Accessories: none
Power transformer primary: 110-100-85V Secondary: 5V/A3, 8.5V/3A, 6.3V/3A, 6.3V/4A, 2.5V/6A, 400-330-0-330-400V/DC200mA W137 × H85 × D115mm approx. 5.3 kg (actual measurement, not including protrusions) There are many abrasions on the cover part, and there are scratches and paint peeling in places (Kojima Yosuke)
Accessories: none
Maintained! A popular model from the late Sansui period. While expanding the range, the sound that makes you feel the thickness and energy unique to the company still fits well with modern speakers. The punch power in the mid to low range to easily drive a medium bookshelf speaker is truly amazing. There are footprints on the top plate, and overall there are dullness and scratches (Oikawa Tetsuji)
Maintenance information: 2025.11.11 Maintained (each pin jack polishing main volume dismantling cleaning switch disassembly polishing (input selector, power amplifier direct, source direct, tape, reckout push sw disassembly and polishing (sp1, 2, tone, subsonic, loudness, processor, MM/MC) output relay replacement protector part capacitor replacement main amplifier, power supply part solder repair, etc. Volume cleaning, interior and exterior inspection cleaning, adjustment inspection, operation confirmation)
Accessories: copy of instruction manual
Main specifications: 90W+90W NEW HYPERα-X balance circuit PHONO (MM/MC) power amplifier with direct function W430 x H162 x D452 mm 18 kg
Power transformer primary: 100-110V secondary: 6.3V/2A x 2 6.3V/3A x 2 40V/30mA 10-135-155-175V/0.73A W120 × H127 × D100 mm 5.0 kg (actual measurement, including protrusions) with original box (outer box is damaged a lot) Some terminals are bent, and there is dullness and dirt, but it seems to be an unused item from the condition! (KOJIMA Yosuke)
Accessories: original box (often damaged)
※The lattice has been changed to saran net. This is an enclosure for the SP-505J. Recommended for those building a 2-way system. There are threads and small scratches on the exterior. (TAMURA Eiji)
Accessories: saran net
Main specifications: W474×H754×D400mm
※Shipping service. No. 58 Special Feature = 3rd <THE STATE OF THE ART SUPREME COMPONENT> AWARD SELECTION/ NEW JBL4345 Detailed Report/ EMT927VS Torrence Reference/Listen to Tannoy SRM Series/Infinity “IRS” Anatomy/1981.4.15 issue. Published models: JBL/4345BWX MCINTOSH/MC2500 VICTOR/TT-801, CL-P10, TS-1 MICRO/SX-8000, HS-80 ONKYO/INTEGRA P-309, INTEGRA M-509 MARK LEVINSON/ML-6AL AUDI-TECHNICA/AT-34E11 ENTRE/EC-30 SME/3012-R SPECIAL TECHNICS/EPC-C100CMK3 FIDELTY RESEARCH/XF-1 SELLESION/DITTON300 KEF/MODEL105.4 KENWOOD/L-08C, L-08M PIONEER/A-980 SANSUI/AU-D907F SONY/TA-AX8 LO-D/TU-1000 LUXMAN/PD300 ADC/ASTRION LINN/ASAK/ S56.4.15 issued. Since the photograph is a sample, the actual item may be broken or have markings etc.