Written by Hiroyoshi Sato/published on 2007/7/1, doesn't your common sense apply from analog to audio PCs? /Explain everything from the history of digital audio to the basics of audio in an easy-to-understand manner. Let's review the essence of audio as a “hobby” once again! The photograph is a sample, so the actual item may be broken or written on it.
It hasn't been in stock in a long time! Accuphase Premium Cartridges Using a sapphire tube cantilever, the sound is straightforward with no specific sound, almost no distortion, and a perfect sense of range. Now it's a manufacturer that pushes ahead with the cutting edge of digital audio, but it's a cartridge where you can once again feel the high level of analog audio technology (Yamato Yuki)
Maintenance information: 2024.5.31 operation confirmed
Accessories: The original box needle cover is missing
Main specifications: MC type output voltage 0.18 mV needle pressure 1.5 to 2.5 g optimal 2 g impedance 4 ohms line contact needle
Accupase's best model as an integrated player compatible with SACD. It is a best-selling SACD player that inherits the know-how of advanced models. It is delicate, has a sense of scale, and has a large sound field. While it has the amount of information unique to high-end players, the fine particle feel that feels fine against the skin is truly remarkable. There is a scratch on the top plate. Serial D9Y630 (Sasaki Shota)
Maintenance information: 2024.6.3 operation confirmed
Accessories: remote control, manual, power cable
Main specifications: SACD compatible CD player, ultra giter free plus PLL circuit, MDS++ conversion system, D/A converter, HS-Link equipment, frequency characteristics 0.5 to 50 kHz, S/N ratio, 114 dB, W477 x H156 x D394 mm, 27 kg
The disposal price has been reduced! (Member prices are not applicable) 2024/4/12 sales price 79,800 yen ※It is cheap because it is in poor condition. Equipped with a coaxial unit, sound localization is good, the high frequencies are clear, and the sense of volume in the low frequencies is sufficient for the size, so you can relax and listen to classical music in small groups. It also has good efficiency, so it's easy to play, and it features a chic design with a shiny mirror piano paint. In addition to being scratched, some Saran magnets are missing. Also, there is a slight wobble in the SP terminal on the + side on one side, and one screw that stops the terminal board is missing. (FUJISAWA KOSHI)
Maintenance information: 2024.4.9 operation confirmed
Accessories: saran net
Main specifications: 36Hz to 22kHz 45W 4Ω 93.5dB W207 × H990 × D274 mm 17 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
The price has been drastically reduced. 2024/3/18 sales price 79,800 yen ALTEC's royal unit used in A7 etc. It's a woofer with a good sense of clarity and a light sound. It has a sense of dynamism and goes well with jazz and rock (Shota Sasaki)
Maintenance information: 2024.3.18 sweep test good
Accessories: none
Main specifications: 38cm ferrite magnetic woofer, 97db, 8Ω, 20Hz to 1600Hz, weight 9.4 kg, baffle opening diameter 35.9 cm
Speaker cable, 2.9 m pair, company Y lag/banana plug specification, 8-core structure, LGC copper conductor, 4 types of different diameter wires, has a sense of energy close to advanced models, and has excellent cost performance. Colored tape is wrapped around some sheaths (Kojima Yosuke)
Accessories: none
Speaker cable 2.8 m pair ends are untreated, soft, and an introductory cable that is easy to run. The medium range is easy to hear and has a sense of volume, making it perfect for upgrading from accessories. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2024.5.9 continuity confirmed
Accessories: none
※It is inexpensive because there are many abrasions, stains, etc., and there is a feeling of use. A classic disc stabilizer. Moderate weight gives a sense of stability to record playback (Kobayashi Hitoshi)
Accessories: none
Speaker cable This is an audio-technica home theater speaker cable with an unprocessed 3.0 m end. It's only for home theaters, so it's good to tune the sound field and sense of realism (Kobayashi Hitoshi)
Maintenance information: 2024.3.9 continuity confirmed
Accessories: none
Speaker cable 3.0 m and 2.2 m pair ends are untreated, soft, and an introductory cable that is easy to run. The medium range is easy to hear and has a sense of volume, making it perfect for upgrading from accessories. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Speaker cable A standard BELDEN speaker cable nicknamed “sea snake” with an unprocessed 1.1 m pair end. It is a cable with thickness and a sense of extrusion in the mid-range (Murakoshi Yoichi)
Maintenance information: 2024.4.7 continuity confirmed
Accessories: none
The price has been reduced. 2024/5/17 sales price 45,000 yen There is a slight gap in the volume, and it will be sold as is. The mid-range is thick and powerful, and it is characterized by analog-like sound quality with a moderate sense of range. It effectively gently relaxes hard sound CD players. The characters on the panel display are slightly off, and the 48khz lamp is misaligned in the back (Takasaki Atsushi)
Maintenance information: 2024.5.17 Operation confirmed
Accessories: copy of the manual
Main specifications: 96 kHz.24 bit upconverter built-in DA converter input compatible 32, 44.1, 48, 64, 88.2, 96kHz digital input 3 systems (BNC, optical/XLR, coaxial/coaxial) analog output 1 system (RCA) W225 x H45 x D195 mm 1.12 g
The price has been drastically reduced. 2024/6/4 sales price 1,380,000 yen The piano black is a majestic B&W802 diamond. It is a high-end machine that boasts a clear and transparent high range unique to diamond tweeters, and a medium to low range that is ideal for home environments, achieving both tightness and a sense of volume. There are about 3 thin line wounds on the side (Kojima Yosuke)
Maintenance information: 2024.6.4 operation confirmed
Accessories: instruction manual, saran net, jumpers, casters, spikes, casters (currently attached), transport locks, special wrenches
Main specifications: 3-way bass reflex type 25mm diamond dome tweeter 150mm warven kevlar 200mm loha selcone woofer playback frequency band 27Hz to 33kHz sensitivity 90dB impedance 8Ω crossover frequency 350Hz 4kHz size W368 x H1,135 x D563 mm weight 72 kg/bottle
The disposal price has been reduced! (Member discounts are not applicable) 2024/5/31 sales price 79,800 yen ※It is cheap because the color fades due to sunburn on one side. A classic bookshelf speaker with a small yet firm sense of volume and texture that makes a good impression. It reproduces music without choosing a genre. There is a feeling of use on the exterior due to sunburn, small scratches, etc. (Tamai Jun)
Maintenance information: 2024.5.31 sound output confirmed
Accessories: saran net jumper plate
Main specifications: Playback frequency band 45Hz to 50kHz 8Ω W165 × H280 × D260 mm 6.7 kg/1
The disposal price has been reduced! (Member discounts are not applicable) 2024/5/23 sales price 1,380,000 yen*Woofer saran net is out of stock. Limited edition of 500 units commemorating the 40th anniversary of B&W's founding. Not only are diamond tweeters that reproduce extremely clear, natural high frequencies, but their ability to reproduce low frequencies with a sense of volume is also attractive. The low range is well balanced with the mid to high range, and the localization is clear, and it is expressed with a rich sense of color, especially in classical music. As for the exterior, there is a feeling of use such as a line scratch or dullness on the back. Serial 0002291 0002292 (Asaine Tomoho)
Maintenance information: 2022.12.14 manufacturer maintained (tweeter replacement operation test)
Accessories: spike foot jumper sponge hex wrench
Main specifications: 2-way bass reflex playback frequency band 32 Hz to 33 kHz 8 ohms crossover frequency 3.8 kHz W230 x H930 x D375 mm 25 kg
The 1.5m PSE standard power cable is sharp, but the increase in S/N speed is not deliberate and I like it. When I held it, it was heavy and had a sense of luxury. There was rubbing and dirt around the plug (Kojima Yosuke)
Accessories: none
※It is inexpensive because there are creases on the saran net and veneer. A cost-effective bookshelf speaker from CELECTION in the UK. The large but well-organized and smooth sound quality makes you feel the sense unique to CELETION. The luster of the strings and vocals is remarkable. As for the exterior, there are creases and shrinkage on the decorative sheet. Serial 435666, 435678 (Fujisawa Yukishi)
Maintenance information: 2024.5.3 operation confirmed
Accessories: saran net
Main specifications: 2 way 2 speakers impedance 8 ohms output sound pressure level 86 db size W185 x H310 x D 215 mm weight 5 kg
The price has been reduced. 2014/7/13 sales price 198,000 yen 2014/7/13 spring has been exchanged! Columbia Grahonora is a gramophone with an orthodox design that doesn't take up much space. It feels like it's in the narrow range and sounds almost only in the mid range, but it has a retro vibe that sounds like it's playing in the background of a black and white movie. The brakes are good, and pitch control is also very sensitive. There are age stains, scratches, and rust on the exterior as a whole. Spring type (Hei Kazuyuki)
Maintenance information: 2014.7.13 Maintained (spring repair operation confirmed)
Accessories: no accessories
Main specifications: W425 x H345 x D478 mm 17 kg
DALI's popular tall boy model. The high quality real wood finish exudes a sense of luxury. It features a mild, high-grade tone with a high texture, and demonstrates its strengths in acoustic sounds and female vocals. Small scratches and threads are scattered on the exterior, lower front, top, etc., and there is a feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.6.7 sound output confirmed
Accessories: instruction manual, saran net, spikes, hex wrench
Main specifications: 3 way 3 speakers, frequency characteristics, 43 Hz to 25 kHz, crossover, 3.4 kHz, sound pressure level, 90 dB, impedance, 4 ohms, W170 x H845 x D220 mm, 11.7 kg
※There is no problem with operation, but since it is cheap, it will be handed over as is. A small 2-way speaker with excellent sense of localization and transparency. The high frequency that extends smoothly is easy on the ears, and although it is a basic model, it has a solid musical sound, which is attractive. There is a stain on the saran net on the exterior (Mizusaki Ryo)
Maintenance information: 2024.6.1 sound output confirmed
Accessories: none
Main specifications: 2 way 2 speakers rear bass reflex frequency band 53 Hz to 26.5 kHz crossover 2.9 kHz 6 Ω 86.5 dB W162 x H274 x D228 mm 4.2 kg
I cut the price. 2021/8/30 selling price 49,800 yen rare! Decka's Gramophone Rally is Hi-fidou's first arrival. The turntable is smaller than the board, and the sound has a sense of scale in the UK with a compact body. The atmospheric design, retractable needle case and spring handle are very attractive. Unknown details (Yoichi Murakoshi)
Maintenance information: 2021.8.30 sound confirmed
Accessories: replacement needle
Main specifications: W155 × H280 (350 with the lid open) × D375mm 5.5kg
1650 series SACD/CD player It is a model with a low, loud sound that makes you feel a sense of depth and scale. There is also a digital input terminal, and it can also be used as a standalone D/A converter compatible with sampling frequencies of 32 to 192 kHz. The exterior is dull (Yonejima Satoshi)
Maintenance information: 2024.5.9 operation confirmed
Accessories: remote control, power cable
Main specifications: Super Audio CD section/1 bit DSD system Playback frequency approx. 2 Hz to 50 kHz SNR 119 dB CD section/playback frequency approx. 2 Hz to 20 kHz W434 x H137 x D336 mm 13.5 kg
The price has been reduced! 2024/5/28 sales price 79,800 yen Maintained by the manufacturer in 2024/4! DENON's pre-main amplifier. It is a mid-size model, and a staple machine with excellent stability, with firm bass and delicate high frequencies. In addition to the bass energy from conventional models, you can enjoy well-balanced sound that takes into account the high mid to high frequencies with a high sense of transparency. There is a feeling of wear on the exterior, such as scratches and dullness. Serial 8061507480 (Jun Tamai)
Maintenance information: 2024.4.17 manufacturer maintained (Rch amplifier circuit, transistor and resistor replacement. Amplifier board soldering correction (both channels). (Idle current adjustment and operation inspection carried out.)
Accessories: instruction manual, power cable, original box
Main specifications: rated output 80W+80W (8Ω) PHONO1 system (MM/MC switching) dimensions W434 x H181 x D480 mm weight 24.0 kg
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
The price has been reduced! 2024/5/29 Denon luxury analog player with sales price 89,800 yen. The shades and coatings of the cabinets are also impressive. The drive motor is powerful, and the stopping action is instantaneous in a blink of an eye until it rotates at a fixed speed. The sense of stability in operation is excellent, and record playback with high freshness is attractive. The exterior is scratched on the dust cover, small scratches, and dullness on the cabinet. Serial 3086300399 (Yonejima Satoshi)
Maintenance information: 2024.5.29 Operation confirmed
Accessories: power cable, connection cord
Main specifications: quartz lock type direct drive 33/45 rotation static balance S-shaped pipe arm height adjustment range approx. 6 mm needle pressure adjustment range 0 to 4.0 g (1 scale 0.25 g) compatible cartridge weight 14.0 to 20.0 g (headshell included) W490 x H178 x D400 mm 13.6 kg
This is DENON's mid-range model, and is a staple machine with an excellent sense of stability, with firm bass and delicate high frequencies. In addition to the bass energy from conventional models, you can enjoy well-balanced sound that takes into account the high mid to high frequencies with a high sense of transparency. The exterior has small scratches on the top surface, back angles, etc. Serial 5061500510 (Murakoshi Yoichi)
Maintenance information: 2024.6.6 sound output confirmed
Accessories: power cord, instruction manual (copy)
Main specifications: rated output 80W+80W (8Ω) PHONO1 system (MM/MC switching) dimensions W434 x H181 x D480 mm weight 24.0 kg
*There is a gap in the display panel, which is the current situation. This is the model number DCD-1650 gold model representing DENON. Although it is the first model, the sophisticated design is beautiful. There is a sense of transparency in the mid to high frequencies, and the low frequencies are thick and gentle. In terms of functionality, the range of uses has also been expanded, such as installing a program play of up to 20 songs. There is a slight gap left in ATT. Serial 106154518 (Mizushima Itsuro)
Maintenance information: 2018/4/12 manufacturer maintained (pickup, belt, gear, relay replacement. Solder correction, operation confirmation)
Accessories: copy of instruction manual
Key Specifications: 20-bit Lambda SLC-D/A Converter with pitch control W470 x H122 x D360 mm 11.3 kg
The price has been reduced! 2024/4/23 sales price 59,800 yen Manufacturer maintained! The third generation of the Denon 2000 series. Frequency characteristics have been improved and low noise has been achieved by reviewing power parts, volume circuits, etc., while keeping the low frequency range with a sense of volume unique to the company and the high frequency range with elongation unchanged. Of course, it is a big hit model that is compatible with modern sauces, and doesn't make you feel that it's poor to listen to old sources. There is dullness and a feeling of use. Serial 1050502942 (Fujisawa Yukishi)
Maintenance information: 2024.4.23 manufacturer maintained (main volume and selector switch disassembly contact cleaning. (Idle current adjustment, operation inspection implementation)
Accessories: power cord
Main specifications: output 80W+80W (8Ω) PHONO (MM/MC) bi-wiring compatible dimensions W434 x H180 x D478 mm weight 22 kg
The price has been reduced. 2024/6/6 sales price 79,800 yen Maintenance has been completed, such as edge softening treatment and exterior repairs. The successor to the DS-505 with a DUD boron dome in the high range. It is a model set to be the standard for the CD era, and the sound connection between each unit is smooth, and the sense of stability in the mid to low range is attractive. You can see a feeling of use, such as appearance, dullness, corrosion, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.4 maintenance (edge softening treatment, exterior repair/cleaning)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex system 6 ohms playback frequency band 30 Hz to 40,000 Hz output sound pressure level 90 dB W390 x H720 x D377 mm 33 kg
Maintained! A D/A converter that was said to be close to analog sound. The high frequencies are tightened, the mid and low frequencies are mild, and the sound feels powerful with a sense of directness. The high cost performance also shines (Sasaki Shota)
Maintenance information: 2024.5.4 maintained (21 replaced due to electrolyte condenser fluid leakage, electrolyte cleaning, pattern and solder correction, insulation washer replacement due to damage, sound and HDCD recognition checks on each input/output)
Accessories: manual, power cable
Main specifications: Input terminal/1 coaxial system, 1 optical system, ST link 1 analog output system (RCA) HDCD compatible D/A conversion chip using a multi-bit Barbrown PCM63P-K type W430 x H60 x D230 mm 4 kg
The disposal price has been reduced. Member prices are not applicable. 2023/9/13 sales price 2,980,000 yen Maintained with attention to details such as drivers and wiring! The Georgian 4 is attractive for its elaborate horn configuration and beautiful furniture-like design. It is a model with a built-in crispy horn, a structure that creates a unique sound with a rich sense of scale, and the loud sound is truly an American masterpiece, but you can also feel a somewhat English-like sex appeal. *The attenuator has been maintained, but slight chipping occurs when turning due to deterioration of the original winding resistance (Oikawa Tetsuji)
Maintenance information: 2023.9.13 Maintained (828HF disassembly and maintenance: separation from magnetic circuit and diaphragm, magnetic circuit diaphragm maintenance: cleaning of the magnetic circuit, rustproof vibration system, round out, stop noise, T350 disassembly and maintenance: separation from the magnetic circuit and diaphragm, sound pressure difference adjustment: stop noise due to resonance sound generation, elimination of sound pressure drop due to rear sound leakage. Confirm that there are no modifications inside the housing. Remove rust from screws on screw-type terminals, pickle, and polish and clean the receiving side. ATT (x4) contact cleaning. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. (Input/output waveform and balance check, sound output check)
Accessories: none
Main specifications: 4-way 15WK, 828HF, T350, X336 (300/3500) approx. W860 x D660 x H1,350 mm approx. 90 kg
This is a boost transformer (Type L version) for FR low impedance MC cartridges. There is a sense of clarity, and the clean, straight sound is attractive. There are small wounds and dullness (Oikawa Tetsuji)
Maintenance information: 2024.5.26 Operation confirmed
Accessories: none
Main specifications: input impedance 3 ohms or less, output impedance 47 to 50 kΩ, W158 x H60 x D120 mm, 2.1 kg
The price has been reduced. 2022.12.5 sales price 39,800 yen Arm base for the company's tone arms MH-104S and MH-124S. Machined stainless steel gives it a sense of luxury (Sasaki Shota)
Accessories: none
Main specifications: 24mmbase stainless steel machined 340g mounting board hole φ25mm mounting board thickness ~ 20mm
The price has been drastically reduced. 2021/9/23 sales price 99,800 yen This is Hayami's horizontal audio 5-tier rack with 3 tiers added to the GT-9731. A style that is faithful to the basics with a focus on standards. It is a design that combines functionality with a sense of luxury. The exterior has a lot of damage, dirt, stains, etc., and there is a feeling of use. There is sagging due to damage to the dowels on the side plates and partition boards, missing dowels, etc. (TAKIMOTO Yutaka)
Accessories: None ※3 lower shelves are missing
Main specifications: W1724 x H1380 x D580 mm approx. 185 kg
The price has been drastically reduced. 2021/9/22 sales price 99,800 yen This is Hayami's horizontal audio 5-tier rack with 3 tiers added to the GT-9731. A style that is faithful to the basics with a focus on standards. It is a design that combines functionality with a sense of luxury. The exterior has a lot of damage, dirt, stains, etc., and there is a feeling of use. There is sagging due to damage to the dowels on the side plates and partition boards, missing dowels, etc. (TAKIMOTO Yutaka)
Accessories: None ※3 lower shelves are missing
Main specifications: W1724 x H1380 x D580 mm approx. 185 kg
The price has been drastically reduced. 2021/9/22 sales price 99,800 yen This is Hayami's horizontal audio 5-tier rack with 3 tiers added to the GT-9731. A style that is faithful to the basics with a focus on standards. It is a design that combines functionality with a sense of luxury. The exterior has a lot of damage, dirt, stains, etc., and there is a feeling of use. There is sagging due to damage to the dowels on the side plates and partition boards, missing dowels, etc. (TAKIMOTO Yutaka)
Accessories: None ※3 lower shelves are missing
Main specifications: W1724 x H1380 x D580 mm approx. 185 kg
The price has been drastically reduced. 2021/9/21 sales price 99,800 yen with casters. This is Hayami's horizontal 5-tier audio rack with 3 tiers added to the GT-9731. A style that is faithful to the basics with a focus on standards. It is a design that combines functionality with a sense of luxury. The exterior has a lot of damage, dirt, stains, etc., and there is a feeling of use. There is sagging due to damage to the dowels on the side plates and partition boards, missing dowels, etc. (TAKIMOTO Yutaka)
Accessories: with KP-4CT casters (set of 2)
Main specifications: W1724 x H1300 x D580 mm approx. 169 kg
The price has been reduced. 2024/4/6 sales price 69,800 yen This 1-inch screwdriver has been maintained (replaced in pairs with JBL D8R2425 due to a broken diaphragm) and has an impressive high range with a smooth, stretchy high range. Compared to the LE85, you can enjoy a natural sound with a sense of depth. As for the sound of a JBL, I get the impression that it is mild. There is a scuff mark on the back (Daiki Goto)
Maintenance information: 2024.4.6 maintained (diaphragm broken (replaced with diaphragm D8R2425)). Parts replacement DCR (38378/3.2 ohm diaphragm no scratch) DCR (38054/3.1 ohm diaphragm no scratch))
Accessories: none
Key Specifications: 1 inch driver, 8 ohm, crossover, 500 Hz, 108 dB, diameter: 114 x D98 mm, weight: 4.1 kg
Maintained! The strength of the extrusion of the entire range and the clear sound are truly sounds unique to the heyday of JBL. The mid-high range with a unique sense of spaciousness and strong linearity makes hard bop and trumpet sounds pleasant. The sense of volume in the mid to low range is also attractive not found in modern speakers. The exterior has been beautifully finished due to maintenance (Mizusaki Ryo)
Maintenance information: 2024.5.11 maintained (exterior repair/polishing/oil finish, front and rear baffle/horn repair/painting, saran net replacement/frame repair, woofer edge replacement, driver maintenance: magnetic circuit rust removal/gap cleaning/center adjustment, network maintenance: frequency characteristic check, ATT cleaning, terminal cleaning/screw replacement, unit detachment)
Accessories: saran net
Main specifications: 2-way bass reflex, 30cm woofer, frequency band, 40Hz to 16kHz, impedance, 8Ω, sound pressure level, 91 dB, dimensions W406 x H635 x D311 mm, weight 26 kg/book
The price has been reduced! 2024/5/13 sales price 59,800 yen ※ It is cheap because chips and oxidation are conspicuous in the horn part. A tweeter representing JBL. It gives an expression with a greater sense of depth and expansion than 075. It has a punchy, dynamic sound quality, and is a model unique to this era that excelled in characteristics such as a sense of attack and horsepower. The exterior has dullness, rust, and scratches due to aging. Serial 33996/33998 (Yonejima Satoshi)
Maintenance information: 2024.5.13 good oscillator test
Accessories: No accessories
Main specifications: horn type ferrite magnet playback frequency band 2,500 to 15,000 Hz impedance 8 ohms output sound pressure level 110 dB diameter 119 x depth 94 mm weight 2.4 kg
The price has been drastically reduced! 2024/5/5 sales price 218,000 yen A special edition model commemorating the 70th anniversary of JBL's founding. The latest version that has been refined over the traditional 4312 series. A 12-inch diameter woofer unit equipped with the advanced 4429 is used. It is an all-round speaker with a sense of energy and good range extension. The exterior is dull. Serial 3072/3073 (Yonejima Satoshi)
Maintenance information: 2024.5.5 sweep test is good
Accessories: saran net
Main specifications: 3-way bass reflex type 300mm woofer 125mm mid-range 25mm tweeter impedance 6Ω output sound pressure level 90dB frequency characteristics 44Hz to 40kHz W362 x H597 x D298 mm 25.2 kg
A model that inherits the lineage of 4312. The sense of speed and range has been improved with a completely renewed unit, and it has been transformed into a high-fidelity speaker that can play all kinds of sources with a clean sound with good damping. There is a light thread on the top of the exterior. Serial 13466 13432 (Murakoshi Yoichi)
Maintenance information: 2024.6.6 sound output confirmed
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex impedance 6 ohms playback frequency band 45 Hz to 35 kHz output sound pressure level 93 dB size W362 x H597 x D299 mm weight 17 kg
The disposal price has been reduced. Member prices are not applicable. 2024/5/30 sales price 398,000 yen ※It is cheap because there are many scratches. Maintained by Taiyo International. This time it comes with a special battery BPS-2. Geoff Roland's peak stereo power amplifier. Genuine Oba Shoji product. A thorough non-resonance design using the company's traditional hard aluminum material. The high range with a sense of transparency and sharpness, the mid and low range with a sense of speed and driving power, and a vivid and satisfying sound are attractive. The exterior has scratches, line scratches, and dirt marks (Ryo Mizusaki)
Maintenance information: 2024.5.2 manufacturer maintained (BPS-2: internal cleaning, battery replacement, inspection of various parts, operation inspection. (Model2: Inspection of each part, characteristic inspection, running test)
Accessories: power cord, connection cable
Main specifications: 75W+75W (8Ω) GAIN26/32dB with changeover switch, input impedance with HIGH/LOW changeover switch, input impedance switching W445 × H133 × D362mm 21kg BPS-2: W445 × H133 × D362 mm weight 22 kg
The price has been reduced. 2024/4/26 sales price 12,800 yen. This is a rare KEF center speaker Q6C in stock. It is a well-balanced and well-organized sound character typical of the Q series. It seems to express a sufficient sense of sound field even when used in combination with Q1 for theaters. There is a bruise on the upper back corner. Serial 2027685G (Murakoshi Yoichi)
Maintenance information: 2024.4.25 sound output confirmed
Accessories: jumper plate, saran net
Main specifications: 2-way bass reflex low range/130mm Uni-Q high range/19mm Luminiumdome frequency characteristics 50Hz-27kHz crossover frequency 2.8kHz 89dB 8Ω W432xH160xD215mm 4.1 kg
The price has been drastically reduced. 2024/6/4 sales price 150,000 yen Maintained! The highest-grade varicon tuner at the time, which is still highly popular! It uses a high-precision 7-frequency linear varicon, and you are amazed at how vivid it is as if you were listening to the studio sound as it is. Please experience sound quality that cannot be enjoyed with a digital synthesizer tuner, which combines both good sensitivity and sound quality. Appearance, dullness, small scratches, and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.6.4 maintenance completed (varicon drive gear correction, varicon shaft rust removal, backlash treatment. RF section adjustment, tracking adjustment, MPX characteristic best adjustment)
Accessories: instruction manual
Main specifications: FM dedicated tuner, 7-speed varicon, W480 x H147 x D423 mm, 12.4 kg
Maintained! Sigma cable included! The highest-grade varicon tuner at the time, which is still highly popular! It uses a high-precision 7-frequency linear varicon, and you are amazed at how vivid it is as if you were listening to the studio sound as it is. Please experience sound quality that cannot be enjoyed with a digital synthesizer tuner, which combines both good sensitivity and sound quality. There are scratches and scratches on the exterior. Serial 47K10029 (Fujisawa Yukishi)
Maintenance information: 2024.6.4 Maintained (comprehensive inspection, adjustment, and correction of modified parts of the board. Replace deteriorated LEDs and add current limiting resistors and diodes. Fixing and repairing damaged parts of the board. (Overall adjustment of the RF system and MPX system)
Accessories: sigma cable, simple FM antenna
Main specifications: FM dedicated tuner, 7-speed varicon, W480 x H147 x D423 mm, 12.4 kg
The price has been reduced. 2024/4/24 sales price 69,800 yen ※Since the digital input circuit module cannot be repaired, the digital input cannot be used. Maintained! Kenwood pre-main amplifier. It plays clear, transparent mid-high frequencies and low frequencies with a firm sense of power typical of Kenwood in a well-balanced manner. There is an air cap mark on the top of the front panel. (KOBAYASHI Hitoshi)
Maintenance information: 2024.4.24 Maintained (input board connector correction, switch correction, contact correction, operation confirmation) 2023.5.21 Maintained (display lamp replacement. Switch and volume contact correction. (*The digital circuit module is broken, but the digital input cannot be used because it is not available)
Accessories: none
Main specifications: 150W+150W (8Ω) phonomC/mm mounted damping factor 1000 W 476 x H170 x D424 mm 19.7 kg
RCA cable, 1.0 m pair, uses high-purity silver wire with VariStrand structure. KIMBER KABLE's unique “3-core blade structure” is recommended for those who want to improve sound loss anyway. The strengths and weaknesses are clear, and the presence of each instrument, especially the strings of piano, stringed instruments, etc., stretches very nicely. The spread of the mid to low range is also excellent. There is a sense of dynamism that is hard to imagine from the delicate design. There are abrasions on the tubes and plug shells (Kojima Yosuke)
The disposal price has been reduced. Member discounts are not applicable. 2024/5/25 sales price 248,000 yen It now uses Alnico, which can be called premium, and the tuning that emphasizes musicality that is comfortable to listen to throughout the entire area makes a good impression. The visuals are also compact and elegant, and have a sense of luxury. The appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 Operation confirmed
Accessories: saran net, jumper cable
Main specifications: 2WAY sealed 35mm pure silk ring diaphragm tweeter 170mm Kurt Mueller cone woofer rated input 50W maximum input 150W output sound pressure level 87dB impedance 6Ω crossover 3,500 Hz playback band 40 to 50,000 Hz W224 x H380 x D319 mm 10.8 kg