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SP-6U.S.A

Ask 21-32263-14949-00
SP-6
Manufacture:audio research
Original price: JPY 420,000
Price: JPY 134,545
U.S.A 1978 made
Arrival: 2021-07-23 20:55:39
description
Disposal price cut! (Member discounts are not applicable) 2021/7/23 sales price 178,000 yen maintained! Simple, tubular control amplifier with no tone control. Because it is a model equipped with phonoico, you can enjoy the sound of audio research even on records. It is thick and extruding sound quality, but you can feel the softness like a tube ball. The appearance has a feeling of use such as small scratches, dullness, etc. Serial 59117026 (Yuki Yamato) Maintenance information: 2021.7.23 working confirmed 2021.5.25 Maintained (Each SW VOL Cleaning Tube Pin Cleaning Pin Jack Cleaning Came (Gully Not Completely Detectable) Internal Condenser Replaced) * It takes a little time for the sound to stabilize after switching on. Accessories: none Main specifications: Input impedance Phono: 50kΩ Tape Tuner Aux1/ 2:50 kΩ ※Phono input can be changed to any value between 10Ω and 100kΩ Gain Phono amp: 34dB Highlevel amp: 26dB Maximum Input Phono Amp: 700mV (1kHz) Highlevel amp: Overload Proof Output Level 5V (Rated) 60V (Max) Output Impedance 500Ω (1KHz) 2.1KΩ (20 Hz) *Main out Tape out, Compatible Load Impedance 20kΩ or more Power Supply AC105V to 120V 50Hz/60Hz power consumption 35W External dimensions 483x134x260 mm Weight 10kg

C20（前期）U.S.A

Ask 21-32028-13161-00
C20（前期）
Manufacture:McIntosh
Price: JPY 452,727
U.S.A 1959 made
Arrival: 2021-07-18 19:59:19
description
It is a rare initial C20 that has been refreshed by maintenance such as capacitor replacement. The tone is a thick, soft touch that is unique to Old McKinne, and brings music to life in a glossy middle and high range that is different from the C22. The state of appearance can be dated bruises, dullness. ※ Although the front panel is late, the interior is in the first semester specification. Serial 5656 (Yamato Yuki) Maintenance Information: 2021.7.18 Maintained (Vacuum Tube 412A Degraded Replacement Vacuum Tube 420A Bad Replacement Main Volume Disassembly Cleaning Repair Block Capacitor 40μF × 2 Other Faulty and Degraded Replacement 3 oil capacitors 0.1 μF and other noise replacement 13 front lamps missing additional 2 resistors 1/4 W added 2 vacuum tube socket and RCA jack caulking repair* Other operation checked *This model has a late-stage front panel, while other chassis and circuits are in the previous phase type. ※ This model has been changed from rectifier tubes from 6X4 to WE412A, and amplification tubes from 5 12AX7 and 12AU7 2 to WE420A 7. (Since the circuit has also been changed, it cannot be replaced with the original.) Main specifications: W390 × H146 × D315mm 8.3kg

C8U.S.A

Ask 21-31663-10518-00
C8
Manufacture:McIntosh
Price: JPY 316,364(pair)
U.S.A 1955 made
Arrival: 2021-07-03 20:14:17
description
MAINTENANCE! Comes with a power supply unit and can be used as a regular preamp. Mcintosh tubular mono control amplifier C8 released in the late 1950s. Excellent enough to support EQ curves for each label Enjoy the obedient and plump Old McKin sound. The appearance has a feeling of use over time such as Kusumi, rust floats, scratches, etc. Comes with cabinet Serial 11275/3B591 (Satoshi Yoneshima) Maintenance information: 2021.7.3 Maintained (common block capacitor 30/30/20μF defective and degraded exchange 1 x 2 resistor 1W domestic made to USA 1 x 2 · RCA jack And vacuum tube socket caulking repair ◎ 11275 side · oil capacitor 0.033μF defective exchange · Electrolytic capacitor 50μF domestic made → Replaced by USA ◎ 3B591 side · Film capacitor 0.033μF and others Orange DROP → Replace oil capacitor 19 units · 2 electrolytic capacitors 2000μF deterioration exchange ◎ Power supply/AC stopper added * Other AC100V operation checked (volume feel and performance, but not fully aligned due to different production time) Accessories: no accessories Main specifications: Input terminals TAPE, TUNER, MIC, PHOONO1 (MM) PHOONO2 (MM) body/W310 × H150 × D225mm 2.9kg Power Supply Unit/W150 × H115× d162mm 2.3kg

Reference 1.1

Ask 21-28458-08962-00
Reference 1.1
Manufacture:OPERA
Price: JPY 72,545
2003 made
Arrival: 2021-05-01 19:20:24
description
price cut! 2021/5/1 selling price 99,800 yen maintained! An opera audio line dedicated tube control amplifier with a wood top plate. Simple configuration for large power supply Deliver music sources without coloring with natural sound. *The switch that drops gain to -10dB is strong, and the volume drops at a level close to muting. This is the status quo. There are some small scratches over time due to use. (Yamato Yuki) Maintenance information: 2021.3.1 Maintenance (*Both of the above confirmed chs have changed the output DC in accordance with the power supply fluctuation. The nature of this model. (I think it is not compatible with semiconductor amplifiers with high input impedance and high gain.) Output DC can be suppressed by replacing some parts, etc. Perform the following actions: * Electrolytic capacitor and resistor additional replacement VR and SW reinstallation and knob alignment. Replace hole correction screws due to breakage of external screw holes * The output DC fluctuation was less than 1/20 in the above procedure. (Each input/output check was checked) Accessories: power cable Main specifications: Input RCA3 system output 1 system use vacuum tube ECC82 × 2 W440 × H110 × D385mm 11.4 kg

C8U.S.A

Ask 21-31269-07925-00
C8
Manufacture:McIntosh
Price: JPY 316,364
U.S.A 1955 made
Arrival: 2021-06-06 19:59:33
description
Maintened! With power supply unit! It can also be used as a regular preamp. McIntosh tube sphere mono control amplifier C8 released in the late 1950s. Excellent for each label's EQ curve Enjoy the obedient and plump old Mckin sound. The appearance is kusumi, rust float, there is a feeling of use of aging such as scratches. Comes with cabinet Serial 7768 8926 (Asaina Tomoho) Maintenance information: 2021.6.6 Maintenance (rear input volume recalibration, repair of each volume and switch contact failure (hardness is not fully aligned) ・Block capacitor 30/30/ 20μF failure and deterioration exchange 1 × 2 · Oil capacitor 0.47μF other noise exchange 5 × 2 · Electrolytic capacitor 50μF degradation exchange 1 × 2 · Vacuum tube socket and RCA jack caulking repair 8926 side · Oil capacitor 0.47μF noise exchange 7768 side · Oil capacitor 0.1 μF degradation exchange · Resistance 10W and 1W degradation exchange 2 separate power supplies (manufactured by other companies) Block capacitor degradation → (Added 2 electrolytic capacitors, replaced with 8pin code ASSY original type 2 pairs and other AC100V operation checked) Accessories: Copy of instruction manual, power supply unit, connection cable Main specifications: Input terminal TAPE, TUNER, MIC, PHONO1 (MM) PHONO2 (MM) body/W310 × H150 × D225mm 2.9 kg Power unit/W150 × H115× D162mm 2.3 kg
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