RCA cable, 1.0 m pair, hybrid conductor centered on 7N copper, the contact part is a standard model that uses rhodium plating. The cable has a sense of sound pressure in the mid-range and has characteristics suitable for jazz. There is dullness in the plating ring around the plug (Kojima Yosuke)
Accessories: none
Manufacture-maintained, including pickups. This is the first 1650 limited model equipped with a balanced output similar to the higher-level model. The double chassis structure makes it sturdy. It is a high-density sound, and the thickness of the mid and low tones that cannot be heard with players in the same price range in recent years is attractive. ※The front cover has been replaced with a magnetic one, but a light impact will cause the magnet to come off and open. There are other minor scratches and dullness appropriate to the model year. The remote control is out of stock (Oikawa Tetsuji)
Maintenance information: 2024.4.29 manufacturer maintained (laser pickup, loading belt replacement. Sound output test.
The lower front door did not open due to a bad latch. That's why we're repairing it. The magnet is attached so that it sticks to the metal. Press lightly when closing. (*This is because parts cannot be obtained)
Accessories: copy of instruction manual
Main specifications: Real 20 bit 4DAC Lambda SLC equipped W470 x H122 x D360 mm 12.5 kg
A rare Rotel thin phono equalizer. It has a flat, neutral tone with no distractions, and I like how simple it is to use. There are small scratches, dullness, and the electrical outlet has changed (Oikawa Tetsuji)
Maintenance information: 2024.4.29 Operation confirmed
Accessories: instruction manual, original box
Main specifications: input sensitivity MM: 2.5 mV/47 kΩ MC: 210 mV/100 Ω size W440 × H72 × D195 mm weight 3.1 kg
Tigron's 3-disc tuning spacer suppresses complex resonance that occurs in the installation environment of audio equipment, musical instrument amplifiers, etc., and brings out the original performance of the device. There are footprints and a sense of use (Oikawa Tetsuji)
Accessories: original box
Main specifications: size, diameter: 70 mm, thickness: 3 mm, material: special heat-resistant synthetic rubber, magnesium alloy, load capacity: 30 kg/1 piece
Pair tube, 6CA7 compatible ball, made in Russia, measured value 44/44 (rejected value 30) with original box ※The pair is determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 6L6WGB compatible ball Russian short base measurement value 42/42 (rejected value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube smoke made in Canada JAN measured value 86/76 (rejected value 46) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube direct heat triode made in Russia measured value 72/72 (rejected value 38) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: none
Pair tube ambient heat beam tube measurement value 44/42 (rejection value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube measurement value 40/38 (rejection value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The power cable uses DIP FORMING oxygen-free copper wire with HSE treatment, which is an advanced burn-in treatment, applied to the 1.8 m conductor. The S/N is extremely high, and the strong sound in the low range is also an extremely attractive, high cost performance model. There is a film defect on part of the sheath (Kojima Yosuke)
Accessories: none
Pair tube Russian lot: 0202/0107 measured value 36/36 (rejected value 25) with original box*Pairs are judged based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 6L6WGB compatible ball Russian short base measurement value 42/42 (rejected value 25) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
The price has been drastically reduced! 2024/1/18 sales price 49,800 yen Maintained! An American-made amplifier from the 1970s that can hardly be seen today. Circuits for self-preservation, such as security, correction, and protection, have been cut off, and I think that handsome atmosphere is well reflected in the sound. It has the same feeling of use as the model year (Daiki Goto)
Maintenance information: 2024.1.18 Maintained (check capacitors, resistors, transistors, etc. as is OK. bias check)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
Pair tube, subthermal beam tube, made in China, seems to have been used in the company's power amplifiers, etc. Measured value 66/64 (rejected value 44) with replacement box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube, subthermal beam tube, made in China, seems to have been used in the company's power amplifiers, etc. Measured value 64/64 (rejected value 44) with replacement box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Denon's classic shell. This is a genuine DA-305 shell. There is plenty of room around the lead wire, and various cartridges can be attached (Oikawa Tetsuji)
Accessories: none
Main specifications: dead weight 7g
The price has been drastically reduced. 2023/12/11 sales price 15,000 yen*There is no problem with operation, but since it is cheap, it is being delivered as is. Center speaker for the company's STAGE series. Please help build a theater system (Daiki Goto)
Maintenance information: 2023.12.11 operation confirmed
Accessories: instruction manual
Main specifications: 2-way dual 133mm woofer, 25mm aluminum treble unit impedance 6Ω efficiency 88dB W469 x H190 x D220 mm weight 7.95 kg
Maintained! The successor to the PM-80. MOS-FET is used to create a unique world view with gloss in the mid-range. The plump, thick sound during Class A operation is unrivaled, and you can relax and immerse yourself in the music. On the exterior, there is a feeling of use such as seal marks, dullness, and small scratches on the top plate. Serial MZ009432260139 (Yasuhito Koshihama)
Maintenance information: 2024.2.17 Maintained (all main amplifier board soldering deterioration fixed. Bad output relay contact replacement. Disassemble and sharpen the input switch and apply contact cleaner. (Long time sound check)
Accessories: none
Main specifications: MOS-FET use, AB class switchable, Class A (20W+20W), Class AB (100W+100W) PHONO input (MC/MM switching), W454 x H165 x D380 mm 17.5 kg
Pair tube direct heat triode tube, white base, made in Slovakia, measured value 76/70 (rejected value 58) with original box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: original box
※Inexpensive because it is in poor condition. Self-made 2way/3way enclosure. The size of the hole is different at the top, with an opening diameter of about 315 mm on the top and about 360 mm on the bottom. There are many peeling veneer, corner pads, scratches, etc. (Oikawa Tetsuji)
Accessories: none
Main specifications: W450 x H1056 x D480 mm approx. 33 kg
The disposal price has been reduced (member prices are not applicable). 2023/11/26 Sales price 128,000 yen Maintained in 2022/6! An eye-catching power amplifier with its black and large power meter typical of Sansui. It entertains me with its power, which can be felt from its appearance, and its supple, stretchy sound quality. The exterior has dullness, scratches, rust, etc. over time (Oikawa Tetsuji)
Maintenance information: 2022.6.23 Maintained (both channel volumes replaced. SP relay bad contact replacement. Replace protectors, deteriorated transistors, resistors, and diodes in meter boards. Replace deteriorated transistors and resistors in the power supply board. Replace deteriorated transistors and capacitors in the drive board. OUTPUT selector switch cleaning. (General adjustment)
Accessories: none
Main specifications: left and right independent 2 power supply diamond differential circuit effective output 110W+110W (8Ω) load impedance 4 to 16 ohms W482 x H187 x D450 mm 20.3 kg
The price has been reduced. 2024/4/14 sales price 79,800 yen LE8T's ancestral 20cm cone type full range unit that makes the most of the basic design of the D130 in a small caliber. It's small and has a cute appearance, but the bright, clear, and tense sounds make you feel like JBL from the good times. In addition to leaving small repair marks on the exterior and part of the cone, there is a feeling of use such as dullness, sticking marks, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.4.11 Maintained (cone repair)
Accessories: none
Main specifications: 20cm cone type full range unit, allowable input 30W, 8Ω, 97dB (1kHz), recommended enclosure, internal volume: 42L to 113L, depth: 76mm, weight: 2.3 kg
RCA cable, 1.0 m pair, 6N ultra-pure copper and 70 specially twisted hybrid structured conductors with OFC copper, an R resonator is attached as a damping function based on a new concept, and the plug is an original collect chuck. It is a natural, highly transparent sound quality with few SAEC habits (Shota Sasaki)
Maintenance information: 2024.4.21 sound output operation confirmed
Accessories: none
RCA cable, 1.0 m pair, 6N ultra-pure copper and 70 specially twisted hybrid structured conductors with OFC copper, an R resonator is attached as a damping function based on a new concept, and the plug is an original collect chuck. It is a natural, highly transparent sound quality with few SAEC habits (Shota Sasaki)
Maintenance information: 2024.4.21 sound output operation confirmed
Accessories: none
Video digital cable, 1.0m, RCA terminal, SP-LGC conductor, entry model for the company's digital cable. There is a big difference in sound just by replacing it with a general-purpose digital cable (Kojima Yosuke)
Accessories: original box
Video digital cable, 1.0m, RCA terminal, SP-LGC conductor, entry model for the company's digital cable. There is a big difference in sound just by replacing it with a general-purpose digital cable (Kojima Yosuke)
Accessories: original box
Pair tube metal brown base Russian dharma tube measured value 60/58 (rejected value 44) with white box, printing on one side often disappears ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube ambient heat beam tube made in America, measured value 42/40 (rejection value 25) with original box (the claws on one side of the box are missing) *Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, ambient heat beam tube, made in America, JAN measurement value 42/40 (rejected value 25) with white box ※Pairs are determined based on GM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube VT-115 equivalent tube, high durability tube, metal tube, tea base, measured value 46/44 (rejected value 25) with white box ※Pairs are determined based on GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Pair tube VT-115 equivalent tube, high durability tube, metal tube, tea base, measured value 48/46 (rejected value 25) with white box ※Pairs are determined based on GM values measured with the TV-7 testing machine (Kojima Yosuke)
Accessories: white box
Single sale direct heat triode tube, made in Russia, white base, measured value 78 (rejected value 58) with original box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube, subthermal beam tube, made in China, seems to have been used in the company's power amplifiers, etc. Measured value 68/66 (rejected value 44) with replacement box*The pair is determined based on the gM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Line transformer using TANGO's input transformer, NN-600-600. The overall sound resolution is increased, and the sense of sound pressure is also enhanced. Recommended for those using speakers with horn drivers. TANGO badges are discolored, and there are tape marks and bumps on the chassis (Kojima Yosuke)
Maintenance information: 2024.4.18 Operation confirmed
Accessories: none
Main specifications: primary impedance 600 Ω (150 Ω split) secondary impedance 600 KΩ (150 kΩ split) primary inductance 70 H W140 × H110 × D100 mm 1.8 kg (actual measurement, not including protrusions)
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
The price has been reduced. 2024/3/12 sales price 49,800 yen Maintained! Sony's highest-grade 5-channel vari-controlled FM stereo tuner at the time. Equipped with a FET, the treble extension is excellent, and it also has the thickness unique to varicones. The retro and simple panel design is also attractive. There are dullness, small scratches, etc. appropriate for the model year (Oikawa Tetsuji)
Maintenance information: 2024.3.12 Maintained (The inside of the main unit was cleaned and the wall escutcheon cleaned. The dial transmission part has been corrected due to thread entanglement on the dial flywheel part. RF section tracking, meter instructions, and MPX detection have been adjusted. (Reworked and corrected due to poor contact (glare) in the output level volume)
Main specifications: FM stereo tuner, reception frequency 76 MHz to 90 MHz, frequency characteristics, 20 Hz to 15 kHz, antenna terminal, 300 ohm balance, 75 ohm unbalance, W400 x H145 x D310 mm, 9.2 kg
The disposal price has been reduced. 2024/4/4 sales price 898,000 yen British original enclosure, equipped with 15 inch monitor gold! Refreshing York has regained its original tone through our refreshment maintenance. It is a speaker representing TANNOY that brings out the appeal of all kinds of sources. In particular, the beautiful, glossy sound in string and vocal music plays a sound that once you hear it, you won't be able to leave your ears (Sasaki Shota)
Maintenance information: 2024.4.4 Maintained (exterior repair/polishing/clear finish. Maintenance: net cleaning/fraying repair/repasting, sound-absorbing material removal. Unit maintenance: Magnetic circuit gap cleaning center adjustment for both low and high frequencies. Network maintenance: frequency characteristic check, ATT cleaning, terminal cleaning)
Accessories: none
Main specifications: bass reflex system floor type 15 inch coaxial 2 way (Monitor Gold 15 inch) frequency characteristics 30 Hz to 20,000 Hz crossover frequency 1,000 Hz maximum input 50 W impedance 8 ohms size W597 x H1,070 x D375 mm
The price has been drastically reduced. 2024/4/16 Sales price 118,000 yen Manufacturer maintained! Marantz pre-main made as an amplifier compatible with super audio. The sound, which makes you feel more relaxed and warm than recent models from the company, which have sharp looks, is attractive. The phono is also MM/MC compatible, so there are no omissions. Dullness, there is a small scratch on the top plate (Sasaki Shota)
Maintenance information: 2024.4.16 manufacturer maintained (SP relay defect replacement, front VR main relay nuclear circuit Iida defect correction implementation, other operation inspections)
Accessories: manual, power cable, remote control
Main specifications: 100W+100W (8Ω) Playback frequency band: 5Hz to 100kHz Analog input: 7 systems Analog output: 2 systems Dimensions W458 x H166 x D464 mm Weight 23.0 kg
This is a model with PAD cryo treatment applied to the TOSHIBA 3P/2P conversion adapter. There are some cracks, but they are glued together (Oikawa Tetsuji)
Maintenance information: 2024.4.20 continuity confirmed
Accessories: none
※1 bottle only. TOA large metal radial horn. In terms of sound quality, it has a narrower impression than Altec's sectional horn 311, but it has a bright sound with a sense of overhang unique to radial horns. *The diameter of the mounting hole seems to be slightly smaller than ALTEC, so there is a possibility that ALTEC's 1.5-inch drivers will not fit depending on individual differences. Overall, there are wounds, dullness, etc. (Oikawa Tetsuji)
Accessories: none
Main specifications: cross 500 Hz or more, horizontal 90 degrees, vertical 40 degrees, throat diameter 35.5 mm, compatible driver HFD-651, width 720 mm, height 220 mm, depth 580 mm, 10.9 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
The price has been drastically reduced. 2024/4/17 sales price 128,000 yen Maintained! Quad control amplifier The famous machine 44 has been refreshed by changing the back terminal to an RCA specification that is easy to handle. It's a perfect balance between freshness and richness. When paired with speakers made in England, you can enjoy a calm, high-quality sound (Daiki Goto)
Maintenance information: 2024.4.17 maintained (internal all checks, B-filter capacitor deterioration, +- 18V drive Tr leak large, rectifier diode failure instability → replacement power SW spark killer broken → replacement. C and R checks within each board. *There is a sound leak at main volume 0. (Create 2 1.5m DIN5 cables)
Accessories: copy of instruction manual, power cable, connection cable
Main specifications: 2 LINE inputs, 1 PHONO input, 1 phono sensitivity, 1m/3m/10mV switching, W321×H103×D203 mm
A set of 2 seems to be a choke transformer, but the details are unknown. Measured DC resistance value 380/373Ω W31H95 x 44mm 0.31 kg/piece (actual measurement, not including protrusions), only conduction and resistance values have been confirmed by a tester (Kojima Yosuke)
Accessories: none
Pair tube large transmission tube direct heat triode tube made in China gold base gold foot measured IP value 47mA/47ma (the best standard IP value for this amplifier is 50mA) with original box (part of the box is damaged) *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: original box
Input transformer pair sale primary impedance 600 Ω (150 Ω split) secondary impedance 600 KΩ (150 kΩ split) primary inductance 70H W50 × H70 × D57 mm 0.75 kg/piece (actual measurement, not including protrusions) The badge is discolored, and there are scratches in places (Kojima Yosuke)
Accessories: specifications
The price has been drastically reduced. 2024/2/12 sales price 89,800 yen ※It has been replaced with a non-genuine edge. 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 viscoid sagging marks (Oikawa Tetsuji)
Maintenance information: 2024.2.12 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