Special equalizer for photoelectric cartridges. Since there is no resistance to the movement of the vibration system, more delicate playback sound can be expected than conventional cartridges. Since it is a special circuit that supplies power to LEDs, it can only be used with a dedicated equalizer. Cut off the front corner. There is a scratch on the lower part of the rear (Daiki Goto)
Maintenance information: 2024.6.8 operation confirmed
Accessories: instruction manual, power cable
Main specifications: W325 x H96 x D21 mm 5.5 kg
Pair tube direct heat triode tube American double square getter measurement value 62/56 rejection value 38) It is inexpensive because there are few getters with white boxes ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube 45 Special compatible ball straight heat triode tube fishing rod type filament measurement value 84/84 (rejected value 55) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Brand new, unopened BOSE TV SPEAKER You can easily improve the sound quality of your TV (Daiki Goto)
Maintenance information: 2024.6.8 operation confirmed
Accessories: original box
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/110 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Alloy die-cast headshell I like the simple design. This is one that is easy to match with various cartridges (Shota Sasaki)
Maintenance information: 2024.6.8 confirmed
Accessories: none
Main specifications: magnesium alloy, die-cast, gold-plated contacts, dead weight 6 g
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/106 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box
A higher-level model that uses 6N copper as the coil winding for the standard DL-103 cartridge. Compared to the original model, the high range has been increased, resolution has been increased, and the sense of distortion has been reduced. It is a beautiful item with little feeling of use (Mizusaki Ryo)
Maintenance information: 2024.6.8 sound output confirmed
Accessories: instruction manual, original box, needle cover
Main specifications: round needle tip 16.5 microns output voltage 0.25 mV playback frequency 20 Hz to 45 kHz impedance 14 ohms needle pressure 2.5 g dead weight 8.5 g
Maintained! ※It has been changed to an RCA terminal. Marantz's masterpiece CD player equipped with the Philips swing-arm mechanical CDM-1. The sound is rich, analog-like. It has the same feeling of use as time has passed (Daiki Goto)
Maintenance information: 2024.6.8 maintained (slide motor belt NG → replaced. There is poor thru-hole soldering in the decoder board → all re-soldered. Bypass C NG in other servo boards → replace. ~ CD mechanical turntable motor bearing concave → correction ~ reading check)
Accessories: copy of the manual
Main specifications: Philips swing arm mechanism equipped with CDM-1 14 bit DAC W320 x H90 x D300 mm 7 kg
Pair tube 6CA7 compatible ball made in England lot: Xf3 B4B4/Xf4 B4B4 measured value 52/50 (rejected value 30) with white box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: white box
The pair tube seems to be made of RFT due to its 6CA7 compatible sphere structure. Measured value 48/46 (rejected value 30) with white box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Remote control for Ayre K-1 Operation was checked at the company's K-1 x. If you are looking for one, why not (Daiki Goto)
Maintenance information: 2024.6.8 operation confirmed
Accessories: none
※Although maintenance has been completed, the lower half of the display remains off due to the lack of display repair, so it is inexpensive. This is the REVOX B225 designed by STUDER as a consumer model. The large, sturdy slide tray not only provides a sense of stability, but also reduces vibrations to improve sound quality. The thick, rich sound quality works particularly well with older sources. The thick, energetic analog-like sound is priceless. The exterior has dullness and scratches. LCD is the current state. Serial 11621 (Fujisawa Yukishi)
Maintenance information: 2024.6.8 Maintained (tray slide shaft poor operation cleaning. Each board on the other parts has been checked, capacitors, etc. have been replaced. LCD cannot be replaced)
Accessories: power cord
Main specifications: Philips CDM1 swing arm mechanical multi-bit DAC W450 x H109 x D33 mm 8.5 kg
Maintained! 117V specification. A masterpiece model from the golden age of Macintosh. With an output of 50W, the modest yet rich, and flavourful sound is attractive. You can enjoy the rich and realistic sound in combination with a pri of the same age. The exterior is dull and has small scratches. Serial AT2722 (Fujisawa Yukishi)
Maintenance information: 2024.6.8 Maintained (each indicator lamp replaced. Electrolytic capacitor replacement. Input volume and switch cleaning. Bias and offset checks. Output audio check)
Accessories: copy of instruction manual
Main specifications: 117V specification output 50W+50W load impedance 4, 8, 16 ohm input sensitivity 0.5V full stage direct connection pure complementary output transformer W406 x H138 x D330 mm 22.7 kg
A compact and convenient receiver. With a configuration of SACD/CD player+FM/AM radio+PHONO terminal (with MM/MC compatible phono equalizer), you can easily build a compact, and good-sounding system. You can see a feeling of use, such as the exterior, dullness, and noticeable scuffs on the sides (Kobayashi Hitoshi)
Maintenance information: 2024.6.7 operation confirmed
Accessories: remote control, power cord
Main specifications: rated output 37.5W+37.5W compatible speaker impedance 4Ω to 16Ω frequency characteristics 10Hz to 40kHz W300 x H110 x D341 mm 8 kg
This is a pre-main amplifier that allows you to enjoy everything from analog records to the latest high-resolution sound sources with high sound quality. The sound is clear and highly transparent, and it outputs music with a high sampling rate even more attractively. An independent dedicated board phono equalizer compatible with MM/MC is used. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.8 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: rated output 4Ω/60W+60W 8Ω/30W+30W practical maximum output 90W+90W frequency characteristics 10Hz-100kHz W435 x H139 x D331 mm 9.2 kg
※The vertical stand is missing, and there are many small scratches, so it is cheap, and it is currently sold. Stand is missing. The company's first standalone USB-DAC and headphone amplifier that is also compatible with DSD. This product took out the USB-DAC part of the company's CD player DCD-1500RE and finished as a standalone unit. Not only does it play music, but it also effectively upgrades the sound of movies and games on a PC. In addition to the exterior and tape marks, you can also see a feeling of use such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.8 operation confirmed
Accessories: AC adapter
Main specifications: DSD signal sampling frequency 2.8224, 5.6448 MHz sampling frequency PCM signal 32, 44.1, 48, 64, 88.2, 96, 176.4, 192 kHz input terminal USB (TypeB) x 1, optical digital input x 2, coaxial digital input x 1 output terminal analog audio output (L/R) x 1, headphone output x 1 (6.3 mm stereo standard jack) dimensions W170 x H57 x D182 mm weight 1.5 kg
TEAC digital recorder. You can easily record in high resolution quality to an SD card or CF (compact flash) card. It is equipped with a wide variety of terminals, making it easy to connect to your own devices. I'm also happy that it is DSD compatible, and the quality of the recording is surprising considering the price. There is a slight feeling of use and small scratches on the exterior (Murakoshi Yoichi)
Maintenance information: 2024.6.8 simple recording, playback confirmed
Accessories: instruction manual, power cable
Main specifications: Compatible media SDHC card (4GB to 32GB), SCXC card (64GB to 256GB), CF card (1GB to 128GB), USB memory (2GB to 64GB) recording and playback format: PCM (sampling frequency 44.1k/48k/88.2k/96k/176.4k/192 kHz, data length 16 bits/24 bits), DSD (sampling frequency 2.8224m/5.6448MHz) W442×H56×D305mm 4.4 kg
Maintained! An eye-catching Lax pre-main amplifier with a unique indicator. It is a traditional lackstone, and the soft and warm mid-low range like a vacuum tube is attractive. The speakers, which have a solid sound quality, also play softly. There is a slight gap between the exterior and the BASS dial scale, and a feeling of use can be seen, such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.4 maintenance completed (14 deteriorated parts in each circuit replaced, switch and volume contacts corrected, input/output pin jack polished)
Accessories: none
Main specifications: 40W+40W (8Ω) W443 × H153 × D273 mm 9.3 kg
Both the interior and exterior were maintained in June 2021! ALTEC CRESCENDO equipped with a 604E. It has an elegant, furniture-like look designed for use in the home, and stands out from Altech. As for the sound, the good localization unique to coaxialism and the small multi-cellular horn give off the good sense of sharpness typical of Altec, so you can enjoy a crisp American sound. The center cone of the unit is slightly different on the left and right. ATT Gari remains (Takasaki Atsushi)
Maintenance information: 2024.6.7 sound output confirmed
2021.6.15 Maintained (exterior repair/color loss painting/hakama repair, front baffle repair/paint processing trolley removal/hole filling repair, slip stud installation, saran net repair/reinforcement unit maintenance (low range: one-sided edge crack repair/application of dumping agent, edge repaired/center adjustment, high range: magnetic circuit slit cleaning/center adjustment, cleaning in various places) Removes aluminum seals that do not require unit detachment Treatment to prevent idling, re-fix the unfixed coils inside the treatment with silicon ATT contact cleaning. An exchange frequency characteristic measurement check (~ 42 kHz) is performed because the wiring is broken at the base of the resistor, and the original capacitor is continuously used to confirm the input/output waveform and balance for good results, check the sound output)
Accessories: saran net
Main specifications: frequency characteristics 20 to 20,000 Hz use unit 38 cm, 604E (coaxial type with built-in horn) network N-1500-A maximum input 50 W output sound pressure level 97 dB crossover frequency 1.6 kHz impedance 16 ohms W690 x H1,018 x D485 mm
This model was the first to use an ALPHA processor in the best-selling 1650 series. The mid and low frequencies are quite stable, and the balance depicts rich, rich music regardless of genre. Stains are conspicuous on the exterior and front panel, and a feeling of use can be seen throughout, such as dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.31 Operation confirmed
Accessories: remote control
Main specifications: Real 20-bit 4DAC/Lambda Super Linear Converter with 20-bit 8x oversampling digital filter+GIC 3rd order analog filter frequency characteristics 2Hz to 20kHz W434 x H120 x D340 mm 10.2 kg
Manufacturer maintained, including traverse mechanism replacement! A long-selling model equipped with a USB-A terminal. Compared to other models in the same class, it is popular for its slightly thicker sound that is pleasant to listen to. Music files can be played directly by connecting to an iPod/iPhone, WMA, MP3, or USB memory with recorded files. There is slight dullness and a feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.6.5 manufacturer maintenance (loading motor, loading belt, traverse mechanism replacement. (Inspection of each part, operation, sound test)
Accessories: remote control
Main specifications: audio output terminal/RCA x 1, headphone x 1, digital output/light x 1 W434 x H107 x D273 mm 4.1 kg
6550 push pull made by Sun Valley The design imitates Macintosh amplifiers of yesteryear. The sound design is bright, energetic, and supple, and has excellent sharpness that is more responsive than a normal transistor amplifier. There is dullness, dirt, small scratches, and dullness on the metal part of the power cord (Murakoshi Yoichi)
Maintenance information: 2024.6.7 sound output confirmed
Accessories: power cord
Main specifications: 6550 push-pull rated output 40W+40W using vacuum tube 6550, EL84 x 4 (SOVTEK), 12AX7EH x 2 (electro-harmonix) 4Ω/8Ω compatible W430 x D270 x H200 mm 18 kg
A popular model of electric voice equipped with a 46cm woofer. There are 4 bass reflex ports around the woofer, but that wasn't enough, and the midbass also has 1, creating a low frequency with good clarity. Coupled with a mild mid-range and thick high frequencies, it is a speaker that has the flexibility and richness of European sound while having a dynamic structure. Serial S111556 S112448 (Murakoshi Yoichi)
Maintenance information: 2022.6.23 maintained (exterior cleaning, scratching, dent repair, stain area touch up saran net simple cleaning)
2018.7.6 Maintained (Exterior Cleaning Touch Repair Saran Net Replacement Woofer, Mid and Edge Replacement Driver Magnetic Circuit Slit Cleaning Center Adjustment Diaphragm Cleaning Contact Cleaning Network Input Terminal Rust Removal Cleaning Reinforcement Screw Fastener Application BI-AMP Switching Plug Cleaning ATT (SW Type) Cleaning Input/Output Waveform and Balance Check, Sound Output Check frequency characteristics measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used for good results)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex floor type woofer 46cm cone type scoker 30cm cone tweeter horn type crossover frequency frequency 250 Hz, 1.5 kHz playback frequency band 40 to 20000 Hz 6 Ω 95dB W64.2 x H119.3 x D45.0 cm 63.0 kg
*Currently sold. Denon's 755 series has excellent cost performance. Even in this price range, the sound quality is as bright and thick as Denon. Furthermore, it is equipped with a USB terminal, so it is possible to play back iPods and USB memory devices. You can see a feeling of use on the exterior, such as dullness and small scratches (Asaine Tomoho)
Maintenance information: 2024.6.8 operation confirmed
Accessories: remote control
Main specifications: frequency characteristics 2 Hz to 20 kHz W434 × H107 × D279 mm 4.2 kg
You can enjoy voluminous bass with highly efficient and heavy cone paper. It is also durable with a gathered edge, and is also recommended for backload and front load enclosures. There are small scratches etc. on the exterior. Serial 7413 10417 (Tomonori Asaine)
Maintenance information: 2024.6.8 operation confirmed
Accessories: none
Main specifications: rated input 150 W frequency characteristics 30 Hz to 2 kHz 16 ohms efficiency 96 dB crossover frequency 800 Hz recommended enclosure volume 170 to 225 liters depth 146 mm 7.5 kg
Hamilex (Hayami Industries) glass AV rack with casters. It is also ideal for installing a flat screen LCD TV. Clear glass 12mm thick, silver pole The exterior has a feeling of use such as dullness (Yamato Yuki)
Accessories: none
Main specifications: W1050 x H538 x D45 mm 40.2 kg (actual measurement) 220 mm below 160 mm between shelves, total load capacity approx. 120 kg
*Currently sold. A speaker that can be easily used for multiple purposes, such as for subsystems and AV. It has a gentle and elegant European taste that is more textured than the price. The exterior has a feeling of use such as dullness, small scratches, and partial tears in the saran net. Serial 4067104884 4067104884 (Asaine Tomoho)
Maintenance information: 2024.6.8 sound output confirmed
Accessories: saran net
Main specifications: 2-way 2-speaker bass reflex bookshelf type output sound pressure level 89dB impedance 6Ω dimensions W190 x H322 x D256 mm weight 5.2 kg
※One shelf board has been added. Quadra Spire Clear Glass 3-tier black 2-tier type in all 5 tiers. In addition to excellent design, the shelf board has sufficient rigidity even though it has a simple structure, and it is subtly curved and cut so that vibration components gather at the four corners. Although the exterior has a light feeling of use, it is good without noticeable scratches (Yamato Yuki)
Accessories: none
Main specifications: inch step W600 x H890 x D475 mm from above shelves 260 mm, 140 mcm, 180 mm, 180 mm (actual measurement)
A new standard model for the SL-1200 series, inheriting the efforts and results that began with the development of the SL-1200G. Outstanding reliability and stability are now available at an affordable price. I'm also happy that it is compatible with 78 revolutions. There are small scratches and threads on both the body and dust cover on the exterior (Mizusaki Ryo)
Maintenance information: 2024.6.7 operation confirmed
Accessories: instruction manual, power cord, RCA cable, earth cable, original box, subway, shell
Main Specifications: Direct Drive Turntable System Brushless DC Motor Speed 33 1/3, 45, 78 Universal S-shaped Tone Arm Static Balance Needle Pressure Adjustment Range 0 to 4 g Applicable Cartridge Weight/5.6 to 12.0 g, 14.3 to 20.7 g (including headshell) /when using auxiliary weight/10.0 to 16.4 g, 18.7 to 25.1 g (headshell included) W453 mm x H173 mm x D372 mm approx. 11.5 kg
DS-E1 is the entry model for optical cartridges. The mechanism captures the movement of the needle as a change in light and outputs it, and reproduces sound quality with excellent separation and high resolution. The exterior is slightly dull on the body*A dedicated equalizer is essential for use (Ryo Mizusaki)
Maintenance information: 2024.6.7 operation confirmed
Accessories: original box, catalog, wrench
Main specifications: DS-E1: aluminum cantilever, machined aluminum body, output voltage of 500 mV or more, needle pressure 1.6 g to 1.8 g, weight 8.1 g
This is a standard JBL monitor that has undergone internal and external maintenance and has been refreshed. The darker and thicker tone compared to the current model still doesn't even seem to be declining in popularity. The thick, exhilarating sound goes well with jazz and rock, and the punchy sound becomes a habit. The exterior is in a beautiful state due to maintenance. Serial 32648 32951 (Yamato Yuki)
Maintenance information: 2024.6.7 operation confirmed
2021.10.15 Maintained (exterior cleaning/repair saran frame painting/net replacement cone paper touchup/tweeter grill dent correction ATT cleaning unit detachable)
2012.1.27 Maintained (ATT replacement, capacitor replacement, input/output waveform and balance check, sound output check, frequency characteristic measurement, front baffle repair (touch-up painting), exterior cleaning, plate attachment (not completely flat because there were already quite a few wrinkles)
Sound output test)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex system frequency characteristics 45 Hz to 20 kHz sound pressure level 93 dB impedance 8 ohms allowable input 100 W dimensions W362 x H597 x D298 mm weight 20 kg/1
Maintained in March 2024! A prime amplifier developed during the heyday of CDs and gained popularity. The powerful, punchy sound quality, which combines the quality of the mid-high range with the power of the low frequencies, is attractive. There is room not found in lower models, and you can enjoy the sound with a sense of scale typical of SANSUI. As for the exterior, there is a scratch on the top plate. Serial 611088582 (Tomonori Asane)
Maintenance information: 2024.3.21 maintained (tone and other switches dismantled and polished with grease applied (turnover, subsonic, muting, loudness, processor, input selector, reck-out, power supply direct, source direct, tape, MM/MC changeover switch), power amplifier, power circuit transistor, resistor, adjustment volume, diode replacement, solder repair, each volume, switch Cleaning, output relay, headphone relay replacement, DC, bias adjustment, interior and exterior inspection cleaning, operation confirmation)
Accessories: instruction manual
Main specifications: Advanced α-X circuit equipped with 160W+160W (8Ω) damping factor 150 (8Ω) Phonomm/MC compatible W460 x H159 x D446 mm weight 33 kg
※The root of the needle is damaged, so it's cheap! A standard model of domestic mono cartridges. A popular model that condenses the appeal of a mono needle, which has a thick overall sound and is also powerful. It is also attractive that the output is high and can be used without a step-up transformer (Asaine Tomoho)
Maintenance information: 2024.6.7 sound output confirmed
Accessories: needle cover
Main specifications: output voltage 3 mV playback frequency 50 Hz to 10 kHz impedance 240 ohms compatible load 1 kΩ or more needle tip 17 microns diamond round needle needle pressure 3G
TAOC audio board Hybrid structure of melamine veneer, particle board, cast iron powder, and phenolic laminated board. It prevents resonance on the floor and provides stable bass. The exterior has scratches on the side, and there is a feeling of use such as a line scratch on the top plate (Asaine Tomoho)
Accessories: none
Main specifications: W600 x H40 x D600 mm 11.5 kg
※It is inexpensive because there are many scratches. TAOC audio board Hybrid structure of melamine veneer, particle board, cast iron powder, and phenolic laminated board. It prevents resonance on the floor and provides stable bass. The exterior has scratches on the side, and there is a feeling of use such as a line scratch on the top plate (Asaine Tomoho)
Accessories: none
Main specifications: W600 x H40 x D600 mm 11.5 kg
Pair tube earthquake-resistant military standard product special tube getter large triode tube with white box, measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) *Sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke)
Accessories: white box
Pair tube, 5 pole tube, made in America JAN lot: 726/739, measured value 34/30 (rejected value 20) with white box (written on the box) *Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Maintained in 2017/7. Accuphase FM dedicated tuner. As a synthesizer tuner, it has satisfactory sound quality far surpassing tuners in the same price range. Not only does it have clear sound quality, but it also has a strong mid-range tone, and it is a high quality model that achieves both good sound quality and good reception performance. There are scratches, scratches, etc. on the exterior. Serial C9W680 (Takasaki Atsushi)
Maintenance information: 2021.7.15 maintained (glass exterior fog cleaning, FL tube fog stain cleaning, MPX separation characteristics readjusted, MUT level readjusted, meter display reset, and other adjustments are not possible)
Accessories: manual
Main specifications: FM dedicated tuner, quartz synthesizer system, 12 stations, random memory tuning, W465 x H135 x D340 mm, 6.0 kg