Headphone amplifier for electrostatic ear speakers. Sound quality has been improved and wide range has been achieved, such as an all-stage direct connection A class DC amplifier configuration that does not use coupling capacitors, a custom-made 2-axis quadruple volume, and an XLR input terminal. The degree is generally good (Murakoshi Yoichi)
Maintenance information: 2024.6.13 sound output confirmed
Accessories: power cable
Main specifications: input XLR, RCA with RCA through out frequency characteristics DC to 90kHz rated input level 100mV/100V output W150 x H100 x D360 mm 3 kg
The price has been reduced. 2024/5/19 sales price 54,800 yen ※Currently sold. JBL/UREI professional power amplifier Dynamic sound with clear contours and momentum. The driving power that makes it easy to drive even large speakers at a high volume is attractive. It can also be used as mono power by connecting to a bridge. There are conspicuous abrasions on the exterior and top plate, and a feeling of use such as dullness and scratches can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.19 Operation confirmed
Accessories: none
Main specifications: 150W+150W (8Ω) 300W+300W (4Ω) input 2 systems (phone/XLR) W483 x H180 x D260 mm approx. 20 kg
8000 Hz network for high range It can also be used in combination with JBL 077 or when combining a full range with a tweeter. Exterior, paint deterioration and peeling, dullness, and feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 maintained (terminal terminal deterioration replacement, terminal cleaning (coil replacement) attenuator VR replacement, crossover 8000 Hz check OK)
Accessories: none
Key Specifications: 2 Way Variable Level Control Crossover Frequency 8kHz 8Ω Weight 0.9 kg
Maintained. With a 7000 Hz crossover, this network is ideal for tweeters such as 075 and 077! Please enjoy using it in a way that suits your needs, such as 2 way or 3 way. Exterior, paint deterioration and peeling, dullness, and feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.5.25 maintained (terminal replacement, terminal cleaning (coil replacement) attenuator VR replacement, crossover 7000 Hz check OK)
Accessories: none
Key Specifications: Variable Level Control Crossover Frequency 7kHz 8Ω Weight 900g
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
Rare units made in England are in stock. The high range that comes out quickly is an unusual dry tone for European products. You can enjoy the cohesiveness and responsiveness typical of Frunge. In addition to the exterior and repair marks on the cone paper on one side, dullness and a feeling of use can be seen (Kobayashi Hitoshi)
Maintenance information: 2024.6.19 maintenance (cap and damper removed, centering adjustment, center cap gluing, operation check)
Accessories: none
Main specifications: 30cm (12inch) cone type full range unit input 30W impedance 15/16Ω frequency characteristics 30Hz to 16kHz voice coil aperture 2.8 cm
*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
*Needle cover missing. G-shell elliptical needle model. The glossy, rich, and heavy sound is attractive without fading. It is an eternal cartridge that fully conveys the appeal of analog. There are slight corrosion irregularities on the shell (Murakoshi Yoichi)
Maintenance information: 2024.4.17 sound output confirmed
Accessories: none
Main specifications: G shell oval needle MC type output 0.2 mV needle pressure 3 to 4.5 g internal impedance 2 ohms dead weight 31 g
The price has been reduced. 2024/5/9 sales price 49,800 yen Woofer edge softening treatment! A classic model that uses carbon graphite on woofer cone paper. The high and middle ranges have a core yet are glossy, and the low frequencies are tight. It is a well-balanced speaker and is suitable for a wide range of genres. In particular, the vocals in combination with a vacuum tube amplifier are excellent. You can enjoy the enchanting diatone sound. As for the exterior, the frame has rust, scuffs, dullness, etc., and there is a feeling of use (Murakoshi Yoichi)
Maintenance information: 2024.5.7 maintenance (exterior cleaning, edge softening treatment)
Accessories: saran net
Main specifications: 3 way, 3 speakers, sealed impedance 6 ohms, W380 x H680 x D325 mm, 21 kg
Luxman High Definition Speaker Selector It's a long-running model. The discrete design where each ground circuit is switched, and 6N wires are used for internal wiring, etc., and the special configuration typical of the company shines. The speaker terminals are also compatible with banana and Y lug terminals. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.4 continuity confirmed
Accessories: instruction manual, original box
Main specifications: 1 input system, 3 SP output systems, W370 x H71 x D164 mm, 3 kg
The disposal price has been reduced. Member discounts are not applicable. 2024/2/6 sales price 59,800 yen ※1 shelf board is missing and has 3 tiers, and is cheap because there are many scratches. A popular large rack. It is a model that can even adjust the storage capacity and height. It also has high performance as an audio rack, and is made of full-bodied natural wood, with a sturdy structure and interior design. You can see a feeling of use, such as appearance, dullness, small scratches, abrasions, etc. (Kobayashi Hitoshi)
Accessories: none
Main specifications: W1230 x H703 x D563 mm Weight approx. 52 kg
It was maintained in 2019. A special edition of the PM-80. A popular Marantz model from the 90s that has both luster and strength. This is a geeky model where you can enjoy the difference in tone by switching between A grade and AB grade. There is a feeling of use, dullness, and small scratches. Serial MZ009046030013 (Murakoshi Yoichi)
Maintenance information: 2019.7.11 maintenance completed (speaker relay replacement, source/TAPE switch push button SW6 wear replacement, other MM/MC switching SW/INPUT selector switch SW disassembly contact polishing cleaning, idling CLASS A · B confirmation adjustment, confirmation of solder cracks on each board, partial repair, confirmation of sound output for each input/output connection)
Accessories: instruction manual (copy)
Main specifications: AB class 100W+100W (8Ω) A grade 20W+20W (8Ω) size W454 x H165 x D380 mm weight 17.5 kg
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. 2023/11/8 sales price 49,800 yen ※The display panel moves when the volume etc. switch is pressed, but this is a specification. Maintained! MICROMEGA D/A CONVERTER It's a well-balanced European tune, and you can listen to chamber music and vocals smoothly. There is an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.9.3 Maintained (replacement of tantalum electrolytic capacitors, replacement of other capacitance electrolyzed capacitors. Various digital signal demodulation tests confirm normal operation. (Rubber foot replacement)
Accessories: none
Main specifications: 1-bit input sampling frequency 32kHz,44.1kHz,48kHz W220×H55×D110mm 1.5kg
The price has been reduced. 2024/6/2 sales price 45,000 yen woofer edge softening treatment! A mid-range model with Diatone. The speaker has a smooth, sharp, and firm sound, and has a clear outline of the sound, making it an all-round speaker. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2024.6.1 Maintained (edge softening treatment)
Accessories: saran net
Main specifications: 3-way, 3-speaker sealed system, anti-magnetic playback frequency band, 35Hz to 32kHz, 6Ω, sound pressure level, 91 dB, maximum input, 200W, W359 x H691 x D352 mm, 25.6 kg