The top model of the premain amplifier launched by AccuPhase to commemorate its 40th anniversary. Uses AAVA volume. The power amplifier section with pure Class A operation is designed to be resistant to changes in the surrounding environment. An overwhelming amount of information filled with a sense of silence and scale. It's the ultimate premain with a high degree of perfection. The exterior has a feeling of use such as dullness. Serial 16X713 (Jun Tamai)
Maintenance information: 2024.5.30 sound output confirmed
Accessories: remote control instruction manual power cord
Main specifications: 30W+30W (8Ω), 60W+60W (4Ω) frequency characteristics 20Hz to 20kHz input terminals/balance (XLR) x 2 systems, unbalance (RCA) x 5 systems. Up to 2 option boards can be added to the rear panel W465 x H191 x D428 mm 24.7 kg
It is a Schumann resonance wave (7.83 Hz) generator that increases the S/N ratio by canceling electromagnetic waves etc. generated from the entire audio equipment. To use it, power the included AC adapter from an electrical outlet and place the main unit as high as possible in the room (1 m 50 cm or more). There is no noticeable damage to the exterior (Tomonori Asae)
Main specifications: Schumann resonance wave (7.83 Hz) generator input voltage 12V W140 × D170 × H50 mm 220 g
The neat and precise design using birch wood and the beautiful tone without turbidity are unique to YAMAHA. It makes me want to play it in a tasteful way with a simple pre-main amplifier. The highly transparent, fresh sound fills the room comfortably. There are exterior, sunburn, bruises, and abrasions (Murakoshi Yoichi)
Maintenance information: 2024.5.29 sound output confirmed
Accessories: saran net
Main specifications: 2 way, 2 speakers, sealed system, bookshelf type, anti-magnetic design impedance 6 ohms, 86 dB, W205 x H382 x D285 mm, 9.5 kg/unit
Maintained! This is a Dynaco tubular control amplifier. It is an amplifier where you can enjoy the warm and comfortable sound unique to vintage. While the microwave feel is moderate, the nostalgic sound with an emphasis on atmosphere has a unique, hard-to-get flavor. There is a feeling of use such as rust stains on the top and sides, and rust etc. on the knobs (Murakoshi Yoichi)
Maintenance information: 2024.5.29 maintenance (12AX7, 2000 μF electrolytic capacitor, 1 μF replacement, 1/4 W resistance added as a measure to improve switching noise, vacuum tube socket and RCA jack caulking repair, parts check including block capacitors, and operation check with AC 100 to 117 V)
Accessories: none
Main specifications: vacuum tube 12 AX7 x 4, 12 x 4 line input 5 systems phono 1 system (mm) 1 pre-out system W385 x H134 x D230 mm 7 kg
※It is inexpensive because it is in poor condition such as being hit or the saran net peeling. It is tightly packed with a strong sealed enclosure and a high-quality unit, and the sound is moist and calm. If you drive with an amplifier with a strong drive, you can enjoy the dense mid and low frequencies. The exterior has scratches, scratches, and creases. Serial 02093/02092 (Murakoshi Yoichi)
Maintenance information: 2024.5.29 sound output confirmed
Accessories: saran net
Main specifications: impedance 8Ω output sound pressure level 85dB W220 × H390 × D255 mm 15 kg
A rare item. Technics meter unit. 3 modes can be switched. One meter can be used properly for 3 types, making it extremely easy to use. It's a rare gem just for visually enjoying sound (Oikawa Tetsuji)
Maintenance information: 2024.5.29 Operation confirmed
Accessories: none
Main specifications: meter sensitivity 0 dBm 20 dBm switchable 3 system input switching W450 x H92 x D378 mm weight 5.3 kg
A rare item. Technics meter unit. 3 modes can be switched. One meter can be used properly for 3 types, making it extremely easy to use. It's a rare gem just for visually enjoying the sound. There are scratches and rust (Oikawa Tetsuji)
Maintenance information: 2024.5.29 Operation confirmed
Accessories: none
Main specifications: meter sensitivity 0 dBm 20 dBm switchable 3 system input switching W450 x H92 x D378 mm weight 5.3 kg
Hi-Fi's first Trilogue series subwoofer has arrived! Not only for those using the Trilogue speaker, it also demonstrates sufficient performance as a standalone unit. This one is not compatible with spikes. The exterior has dullness and scratches. Serial 30-07-00 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: power cable, saran net, original box
Main specifications: built-in power amplifier, 2 speakers, bass reflex, built-in power amplifier output, 200W, high frequency cutoff frequency 40/50/60hz, W380 x H540 x D650 mm, weight 45 kg
Hi-Fi's first Trilogue series subwoofer has arrived! Not only for those using the Trilogue speaker, it also demonstrates sufficient performance as a standalone unit. This is a spike specification. There are wrinkles on the exterior like wrap marks. Serial 30-07-00 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: power cable, saran net, original box
Main specifications: built-in power amplifier, 2 speakers, bass reflex, built-in power amplifier output, 200W, high frequency cutoff frequency 40/50/60hz, W380 x H540 x D650 mm, weight 45 kg
Maintained! Hi-Fi is in stock for the first time! The rare MA100, which is probably thought to be a parallel model, is now in stock. Pure Class A mono power amplifier. It has a dense, thick tone with high output and excellent driving power. If you want to try mono, or if you are interested in pure A grade, don't miss it. There are small scratches on the exterior and a slight feeling of use. Serial 325/337 (Fujisawa Yukishi)
Maintenance information: 2024.5.30 maintenance completed (POWER SW installation, C deterioration replacement in the board on one side. (Single-sided power transistor short → replacement with complete, C deterioration in the board, some solder defects → correction and operation check OK.)
Accessories: No accessories
Main specifications: 100W+100W (8Ω) power consumption 300W W440×H90×D250mm 6.3 kg
Maintained! This is a regular imported model from Yamagiwa. A control amplifier representing the golden age of McKinn. Compared to the C28, this model has a wider range and more subtlety. The rich, glossy, and thick tone is alive and well, and it plays vintage speakers particularly well (Murakoshi Yoichi)
Maintenance information: 2024.5.28 maintenance (each SW/VOL cleaning, pin jack cleaning, lamp replacement, operation check)
Accessories: instruction manual (copy)
Main specifications: frequency characteristics 20 Hz to 20 kHz input terminals PHONO 1 · 2, AUX, TUNER, TAPE 1 · 2 W406 × H138 × D330 mm 8.6 kg
Maintained! For the first time in about 22 years, the musical Fidelity PREAMP3A has arrived. The circuit is based on a vacuum tube design, uses a low noise MOS-FET and uses a low NFB. The power supply unit has an external design, eliminates mutual interference with the audio circuit, and is particular about sound quality. The exterior is painted bald. Serial 03269 (Tamura Eiji)
Maintenance information: 2024.5.30 Maintained (poor contact with each SW/VOL, poor RCA contact → cleaning (chips cannot be removed) C deterioration replacement in the board, internal shaft, etc., rust/sticking → cleaning. Operation check OK.)
Accessories: none
Main specifications: W408 x H60 x D249 mm weight 5.5 kg
*Currently sold. A small speaker with a 16.5 cm woofer. This is a high cost performance speaker that allows you to listen to rich musical sounds that are beyond its size. The full expressive power of the mid-range is attractive. The exterior is good with no conspicuous scratches. Serial 37866 (Yonejima Satoshi)
Maintenance information: 2024.5.30 good sweep test
Accessories: saran net
Main specifications: 2 way impedance 8 ohms efficiency 90 dB playback frequency band 43 to 21,000 Hz W227 x H360 x D230 mm 7 kg
Dayton Audio's small power amplifier. Designed to be just the right size for a desktop, this is one that can be loud enough for a small speaker. It also has a headphone jack, so it can also be used as a headphone amplifier. The exterior is dull. Serial V200004300 (Tamura Eiji)
Maintenance information: 2024.5.30 Operation confirmed
Accessories: AC adapter
Main specifications: 60W+60W (4Ω) W117 x H44 x D79 mm dead weight 1.23 kg