※The lid of the remote control is missing, so it's cheap. Maintained! A preamplifier that can be operated by a full remote control. A familiar quad tone that is natural, easy to listen to and won't get tired of. In addition to volume, left and right balance, input switching, etc., it is fully equipped with functions such as TILT (loudness like function) and high pass and low pass filters (2 levels each), which is convenient. The exterior has line scratches on the top plate and threads on the front panel (Mizusaki Ryo)
Maintenance information: 2024.2.15 Maintained (remote control itself disabled → IR sensitivity adjustment VOL (internal) NG → replacement ~ adjustment. Other 006P holder NG → replace. (Poor button response in the remote control → all dismantled contacts polished)
Accessories: remote control, instruction manual, power cord
Main specifications: full remote control control amplifier with PHONO input (mm) W321 x H80 x D255 mm 3.3 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/11 sales price 99,800 yen This is the ultimate version of the P-1. It is a pure A grade specification, which is rare for a headphone amplifier, and you can enjoy more detailed and clear playback sound. There is a thin line scratch on the top plate and a small scratch on the upper front, but there are no noticeable scratches (Sasaki Shota)
Maintenance information: 2024.1.11 Sound output operation confirmed
Accessories: copy of manual, power cable
Main specifications: 2W+2W (8Ω) 1W+1W (16Ω) high sound quality feedback circuit “ODNF3.0A”, 2 headphone outputs, 1 RCA/XLR input each, W440 x H82 x D408 mm 8.3 kg
The disposal price has been reduced! (Member discounts are not applicable) 2024/3/11 sales price 900 yen speaker cable 2.6-1.2m end uses a 4-core structure that suppresses the generation of unprocessed magnetic fields, and reduces signal level attenuation even during long runs. It is suitable not only for speakers, but also for automotive use. The exterior leaves a feeling of use such as rubbing and dullness (Tamai Jun)
Maintenance information: 2024.3.11 continuity confirmed
Accessories: none
The price has been reduced. 2024/3/11 sales price 600 yen Speaker cable This model enhances visibility on the hot and cold sides by using an untreated transparent jacket at the end of a 1.1 m pair and applying tin plating to the conductors on one side. This cable is perfect for professional use. The exterior has a feeling of use such as dullness and dirt on the sheath (Jun Tamai)
Maintenance information: 2024.3.11 continuity confirmed
Accessories: none
Maintained in May 2020! This is the entry model for the YAMAHA/GT series, which boasts strong popularity. This is an impressive car with a sturdy cabinet and heavyweight turntable. Earthquake resistance is also solid, and the balance between thickness and precise sound is excellent. As for the exterior, there are stains on the turntable. Serial 201284 (Tomoho Asaine)
Maintenance information: 2020.5 maintained (motor bearing, arm lifter, grease up arm disassembly, cleaning, pivot adjustment, electrolytic capacitor replacement arm strut and weight, rust, polishing, rotation speed confirmation, arm needle pressure confirmation, sound output check, simple exterior cleaning, comprehensive operation check inspection)
Accessories: copy of instruction manual
Main specifications: static balance S-shaped arm applicable cartridge dead weight range 3 g to 12 g W532 x H212 x D406 mm 15.4 kg
The price has been reduced. 2024/3/11 sales price 3,000 yen ※1 RCA cable, 1.0 m, 6N-7N hybrid conductor, twin core structure, thick and strong mid-range, this is a hidden name cable recommended for vintage audio. The exterior has dullness, discoloration, etc. on the plug part (Jun Tamai)
Maintenance information: 2024.3.11 continuity confirmed
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2024/2/29 sales price 128,000 yen A digital amplifier equipped with a Tripath class T PWM amplifier IC. It beautifully expresses the sense of energy and description. Gain can also be switched on the back, and it is compatible with a wide range of input sources. The exterior is dull and there are scratches on the top of the front panel. Serial 090120022 (Tomonori Asaine)
Maintenance information: 2024.2.27 sound output confirmed
Accessories: power cord instruction manual
Main specifications: output 150W+150W (8Ω) 240W+240W (4Ω) W420 x H98 x D395 mm weight 13 kg
The price has been reduced! 2024/3/4 sales price 700 yen ※Only 1 on each side Airbow speaker cable 1.4 m terminal original aging treatment was applied to the unprocessed AET 6N14G. There is a slight feeling of use on the exterior (Jun Tamai)
Maintenance information: 2024.3.4 continuity confirmed
Accessories: none
Maintained! A stereo premain amplifier developed by inheriting CA-1000 technology. It is an amplifier that can evaluate pure sound quality without habit. The straight tone and glossy high frequencies give an impression. Even though it's an old model, it doesn't feel that the range is narrow, and it goes perfectly with rock, jazz, drums, and wind music. The exterior is dull, scratched, etc. (Tamai Jun)
Maintenance information: 2024.3.10 Maintained (speaker terminal replacement, power cord replacement, power supply circuit, tone control circuit, main amplifier circuit, etc., deterioration resistance and transistor exchange switch and volume contacts disassembly polishing input/output pin jack polishing*The circuit is not stable immediately after turning on the power supply, so when the filter or tone switch is switched, it makes a crackling sound. (If you wait a little while, it won't bother you)
Accessories: none
Main specifications: Effective output 20Hz to 20kHz when operating on both channels, 10W+10W (8Ω, Class A operation), power supply voltage C100
V 50Hz/60Hz Power Consumption Rating 190W Maximum 300W External Dimensions 436 x H144 x D323 mm Weight 13.5 kg
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/15 sales price 118,000 yen Maintained! The thin preamp from the musical Fidelity has an English style taste where you can feel the elegance, and the perfect balance of high frequencies that don't insist too much on the thick, thick mid-low range unique to this era feels good. The tape/monitor switch has been repaired and replaced and is a non-genuine product. The exterior is dull overall, with small scratches and a lot of feeling of use (Asaine Tomoho)
Maintenance information: 2023.10.26 maintained (TAPE1 monitor switch defective → non-genuine silver knob replacement. Rear terminal screw idle rotation all replacement, operation check) 2023.10.12 maintained (main VOL noise → replacement. Treble distortion noise VOL replacement (original not available, replacement with replacement, no click on the midpoint position) IC, DC leak defect replacement, capacitor deterioration replacement, operation check.
(We will not be able to respond if the dedicated parts are defective in the future)
Accessories: none
Main specifications: external power supply system with PHNON (MM MC) CR type RIAA equalizer output 2 systems W482 x H57 x D166 cm 3.0 kg
The price has been reduced! 2024/3/5 sales price 500 yen details unknown. A velvet-style record cleaner that is small and easy to use. There is a feeling of use on the exterior, such as scratches and dullness (Tamai Jun)
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2023/11/28 sales price 6,000 yen This is a subweight (small) common to the AC-3000/AC-4000 Craft Arm. A rare item that is hard to obtain now. Recommended for those who didn't have it or those who lost it (Oikawa Tetsuji)
Accessories: none
Main specifications: actual measurement 12g
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/13 sales price 2,000 yen unspecified speaker cable 2.9 m+4.8 m pair end round piece - unprocessed square sheathed speaker cable. The exterior is dull and has a feeling of use over time (Hiroki Aso)
Maintenance information: 2024.1.13 continuity confirmed
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/15 sales price 79,800 yen Maintained! JBL professional 2 inch screwdriver It is an item that continues to be used today in large horn systems, etc. The quality unique to titanium diaphragms makes the vocal breathing, drum hi-hat, and outstanding realism no matter which one you take. The exterior has dullness, scratches, rust, etc. due to use over time. Serial 53400 63923 (Tomonori Asaine)
Maintenance information: 2023.12.15 Maintained (diaphragm installation adjustment throat cleaning DCR 63923/8,3 ohm, no vibration damage
(DCR 53400/7.8Ω vibration has scratches and small dents)
Main specifications: throat diameter 5 cm; allowable input: 100 W; sound pressure level: 111 dB/w/m; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/1
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/18 sales price 79,800 yen Maintained! JBL professional 2 inch screwdriver It is an item that continues to be used today in large horn systems, etc. The quality unique to titanium diaphragms makes the vocal breathing, drum hi-hat, and outstanding realism no matter which one you take. The exterior has dullness, scratches, rust, etc. due to use over time. Serial 73228 88138 (Tomonori Asaine)
Maintenance information: 2023.12.18 maintained (diaphragm installation adjustment throat cleaning DCR (no 688138/7.4 Ω vibration damage)
DCR (73228/7.3 ohm, no vibration damage) *The color of the diaphragm on one side is different. (There is an exchange history, but it is an original and not a replacement)
Accessories: none
Main specifications: throat diameter 5 cm; allowable input: 100 W; sound pressure level: 111 dB/w/m; frequency characteristics: 500 Hz to 20 kHz; crossover frequency: 500 Hz or more; 16 ohms; diameter: 235 x depth: 132 mm; 13.6 kg/1
The price has been reduced. 2024/2/24 sales price 500 yen Nagoya record cleaner. An excellent item that allows you to wipe down records. There are spots and small scratches on the exterior (Tamai Jun)
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2024/2/3 sales price 1,000 yen unopened item! 3 sets of memory foam earphone tips The uniquely developed memory foam urethane material achieves ultimate sound insulation. A long-selling series developed for everyone who loves music, with a comfortable and highly secure fit. *Quality cannot be guaranteed due to long-term storage (Asaine Satoshi Law)
Accessories: none
The disposal price has been reduced! (Member discounts are not applicable) 2023/8/22 sales price 800 yen ※Quality cannot be guaranteed because deterioration due to long-term storage can be seen. Nagaoka replacement needles are compatible with COLUMBIA DSN-16 (Hiroki Aso)
Maintenance Information: 2023.8.24 Operation has not been checked
Accessories: case
The disposal price has been reduced! (Member discounts are not applicable) 2023/12/1 sales price 298,000 yen Interior and exterior refreshment maintenance has been completed and brushed up! A consumer model of the 2S-305, a timeless monitor speaker masterpiece that Japan is proud of. The thick and clear midrange and detailed high frequencies, which cannot be felt with the look, vividly reproduce vocals. The sound that accurately expresses the characteristics of an amplifier that is set regardless of whether it is a vacuum tube or transistor makes me feel the goodness of the device I have on hand that I haven't been able to see until now. The exterior is in perfect condition due to maintenance. Serial 351364 4851370 (Yamato Yuki)
Maintenance information: 2023.12.1 Maintained (exterior polishing, oil finish, exterior repair, front and rear baffle painting to create missing parts, saran net replacement, velcro replacement. Woofer maintenance center adjustment, edge damping agent application, disconnection solder treatment, center cap dent correction. Tweeter maintenance center cap internal cleaning and replacement, center adjustment, corn paper edge crack repair, edge damping agent application, unit detachment. Network maintenance frequency characteristics check, ATT contact cleaning, terminal cleaning sound operation confirmed)
Accessories: saran net
Main specifications: 2 way bass reflex system input impedance 8 ohms output sound thickness level 96 dB crossover frequency 1500 Hz W650 × H880 × D445 mm weight 50 kg
Maintained by the manufacturer! Phono motors only. It is a model that is responsible for Denon's volume zone, and rotation is controlled by a voltage support system that controls the AC power supply voltage of the same motor as the office unit. It has a reputation for its highly accurate rotation and smooth sound quality. There are threads and dullness throughout the exterior. Serial 9970 (Hiroki Aso)
Maintenance Information: 2024.2.23 Maintained (head gap adjustment leaf SW cleaning speed adjustment)
Accessories: copy of instruction manual
Main specifications: Servo-type direct drive Dimensions W370 x H139 x D374 mm Weight 6.7 kg
The disposal price has been reduced! (Member discounts are not applicable) 2023/7/10 sales price 1,000 yen, ceiling/wall bracket only 1 can be used when constructing a home theater system
(ASAINE Tomonori)
Accessories: original box
Main specifications: weight 140 g without rod attached 175 g when rod attached
The disposal price has been reduced! (Member discounts are not applicable) 2023/10/12 sales price 500 yen D terminal cable 1.0m titanium-containing sheath suppresses vibration and achieves high image quality. The exterior has a light feeling of use (Tomonori Asae)
Maintenance information: 2023.10.12 continuity confirmed
Accessories: original box
The price has been reduced. 2024/1/12 sales price 2,500 yen Headshell from unknown manufacturer. This is a small hole type screw hole that makes it easy to adjust the overhang. As for the exterior, in addition to dullness, there is a feeling of use where only one lead wire is different (Hiroki Aso)
Maintenance information: 2024.1.12 continuity confirmed
Accessories: none
Main specifications: dead weight 10g
The disposal price has been reduced! (Member discounts are not applicable) 2024/1/16 sales price 4,000 yen 4pin mini XLR (female) plug - XLR (male) cable The 3.0 m plug is a Neutrik cable that is easy to handle (Asaine Tomoho)
Maintenance information: 2024.1.16 continuity confirmed (1 → black 2, 2 → black 3, 3 → red 2, 4 → red 3)
Accessories: none
The price has been reduced! 2024/2/8 sales price 1,000 yen Compatible replacement needle for AUREX MM cartridge C-550/2. The standard needle is a carbon fiber cantilever, which is presumably made of metal. Sound was made using C-550/2 (Takahashi Nobuyuki)
Maintenance information: 2024.2.8 operation confirmed (sound output on C-550/2)
Accessories: none
The price has been reduced! 2024/2/8 sales price 1,000 yen Compatible replacement needle for AUREX MM cartridge C-550/2. The standard needle is a carbon fiber cantilever, which is presumably made of metal. Sound was made using C-550/2 (Takahashi Nobuyuki)
Maintenance information: 2024.2.8 operation confirmed (sound output on C-550/2)
Accessories: none
The price has been reduced! 2024/2/8 sales price 500 yen Nagoya record cleaner. The high-density velvet fits the sound groove of the record board and removes dirt. The case is missing and only the main unit. The exterior has a feeling of use such as dullness and abrasions (Takahashi Nobuyuki)
Accessories: none
Maintained by the manufacturer! 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. In addition to dullness and small scratches on the exterior, there is a feeling of use such as slight stickiness. Serial 10212501972 (Hiroki Aso)
Maintenance information: 2024.2.5 maintained (function SW source direct SW disassembly repair SP relay replacement and other parts inspection operation test)
Accessories: instruction manual power cable
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. 2024/1/18 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 (LED installation (original not available) poor power stage transistor deterioration, defective transistor in the board → replacement. Bias adjustment, operation check.)
Accessories: none
Main specifications: size (actual measurement) W406 x H155 x D327 mm weight (actual measurement) 12.2 kg
Maintained! Even though it was an entry-class CD player at the time, I felt that it was well-made. You can enjoy clear, tight low range and high frequency sound with good visibility. Many abrasions can be seen on the exterior and sides, and there are also small scratches, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.10.30 Maintenance completed (servo mechanical disassembly, rail, pickup oilless metal rust removal polishing. Tray drive belt replacement. Optical lens cleaning (Output VR cleaning)
Accessories: remote control, copy of instruction manual
Main specifications: center mechanical mount system D/A conversion method advanced H.D.L.C advanced pulse D/A converter score digital filter W430 x H125 x D375 mm 12 kg
CD player equipped with a DSD-compatible USB-DAC. The high quality playback sound is attractive due to the overwhelming amount of information and detail. The USB-A terminal on the front supports playback of iPods and USB memory devices, and a USB-B terminal (compatible only with PCs of the same age) is mounted on the back. There are scratches on the exterior, front panel, and top plate, overall dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.11.27 Operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 192 kHz/32 bit compatible DAC circuit, optical digital input x 1, USB (Type B) x 1, USB (Type A) x 1, analog audio output (L/R) x 1, optical digital output x 1, coaxial digital output x 1, W434 x H134 x D331 mm 8.2 kg
The price has been reduced. 2023/12/29 sales price 99,800 yen Maintenance completed! The design full of oldies is attractive, and Newcam's mono mixer premain for PA. 6L6 is used as the output tube. Channel 1 is compatible with LINE, PHONO, and MIC, and channels 2 to 4 are compatible with microphones. The volume for each channel is around 12 o'clock, and MASTER is used for volume adjustment. There is a feeling of use such as small scratches and paint deterioration appropriate to the exterior model year (Kobayashi Hitoshi)
Maintenance information: 2023.12.12 maintenance (master volume disassembly, cleaning repair, MIC input transformer, etc. contact repair, left side front lamp off, 12AX7, 150 μF electrolytic capacitor replacement. Vacuum tube socket and RCA jack caulk repair. Operation checked (measured at 41 to 61 W SP: 8 Ω with rated output AC 100 to 117 V).
Accessories: none
Main specifications: 6L6 push-pull 60W mono LINE, 1 PHONO system each, MIC4 system W440 x H190 x D350 mm 16.5 kg
The price has been reduced. 2023/12/29 sales price 59,800 yen Marantz middle class premain amplifier. It excels in the extension and subtlety of the treble, and the thickness of the mid-range sound has been added to make the sound quality satisfying to listen to. It's versatile and easy to use regardless of music genre. There is a feeling of use such as dirt on the top plate. Serial 15001620002441 (Takasaki Atsushi)
Maintenance information: 2023.12.29 Operation confirmed
Accessories: remote control, manual, power cord
Main specifications: rated output 70W x 2 (8Ω), 100W x 2 (4Ω) frequency characteristics 5Hz to 100kHz W440 x H128 x D379 mm 12 kg
This is a standard JBL monitor that has undergone internal and external maintenance and has been refreshed. The darker and thicker tone compared to the current model still doesn't even seem to be declining in popularity. The thick, exhilarating sound goes well with jazz and rock, and the punchy sound is captivating. The exterior has been beautifully finished due to maintenance. Serial 34382 33807 (Tomonori Asae)
Maintenance information: 2024.2.2 maintained (exterior cleaning, saran, net replacement, tweeter grill dent correction, woofer cone paper touch up ATT cleaning unit detached)
Accessories: saran net
Main specifications: 3-way 3-speaker bass reflex system frequency characteristics 45 Hz to 20 kHz sound pressure level 93 dB impedance 8 ohms allowable input 100 W dimensions W362 x H597 x D298 mm weight 20 kg/1
Maintained by the manufacturer! Denon's popular amplifier. Although it is an entry class, the overall balance is excellent, the mid and high frequencies are smooth, and the sound is slightly thick. This is a car that can be used for a wide range of music, from jazz to pop music. There are small scratches and dullness over time. Serial 90770301799 (Yamato Yuki)
Maintenance information: 2024.1.22 maintained (input switching, replacing 2 SW SP relays, etc., and inspection operation tests on various parts)
Accessories: copy of instruction manual
Main specifications: W434 x H120 x D338 mm 7.3 kg
The disposal price has been reduced! (Member discounts are not applicable) 2022/2/5 sales price 2,000 yen ※1 bottle only. The speaker stand compatible with BOSE's various surround speakers is compatible with the 3,2,1 series, AMS-series, AM series, FreeStyle, and LS series. The exterior is dull and has a feeling of use. (ASAINE Tomonori)
Accessories: none
Main specifications: W177 x H968 x D254 mm 3.1 kg
Maintenance completed! It looks like a Class A amplifier, and a sound that doesn't fog up pops out from the start. Furthermore, it is an attractive car with a glossy high range and a mellow middle range, making the whole sound brighter. The exterior has small scratches and dullness over time. ※The side panels are missing. Serial 308241173 (Yamato Yuki)
Maintenance information: 2023.11.13 maintained (main board internal solder repair PHONO earth terminal replacement speaker relay deterioration replacement RECOUT selector SW disassembly contact grease coating speaker switching SW disassembly contact cleaning idling adjustment each input/output connection sound check)
(Explanation of specifications) There is a rattle on the volume knob, but it is not a malfunction due to structural rattling
Accessories: copy of the instruction manual
Main specifications: output level 90W+90W, pure A class at medium output, non-switching at high output, class A operation, phono MM/MC switching dimensions W470 x H167 x D400 mm, weight 12 kg
Disposal prices have been reduced! (Member discounts are not applicable) 2022/10/9 sales price 2,000 yen Audio Pro speaker Bravo ALLROOM SAT bracket. This is a wall mounting accessory. The exterior is generally good (Takahashi Nobuyuki)
Accessories: instruction manual copy source box
Main specifications: 52g per weight
Disposal prices have been reduced! (Member discounts are not applicable) 2022/10/9 sales price 2,000 yen Audio Pro speaker Bravo ALLROOM SAT bracket. This is a wall mounting accessory. The exterior is generally good (Takahashi Nobuyuki)
Accessories: instruction manual original box
Main specifications: 52g per weight
Disposal prices have been reduced! (Member discount is not applicable) 2023/6/27 sales price 500 yen ORSONIC dry record cleaner. In addition to the velvet on the cleaner surface being peeled off, there is an overall feeling of use (Asaina Tomonori)
Accessories: none
Disposal prices have been reduced! (Member discounts are not applicable) 2023/9/10 sales price 500 yen speaker cable 0.4 m pair wire seems to be OFC. It's soft and has good maneuverability, so how about desktop audio? The exterior has a feeling of use such as dullness (Takahashi Nobuyuki)
Maintenance information: 2023.9.10 Continuity confirmed
Accessories: none
Maintained! This pre-main amplifier has an impressive warm color sound, while keeping the clear, and easy-to-see sound typical of ONKYO. Recommended for classical music, female vocals, etc. There are dullness, scratches, etc. over time (Goto Daiki)
Maintenance information: 2023.10.17 maintenance completed (maintenance contents/tone, rec out, MM/MC switch disassembly, polishing, grease application, main amplifier part solder repair, output relay replacement, each volume, switch cleaning, pin jack polishing, each input/output confirmation, operation confirmation. (Even after tone SW disassembly and polishing treatment, a small pop sound is made when turned on and off, but there is no interruption in sound.)
Accessories: copy of the instruction manual
Main specifications: W435 x H164 x D434 mm 14.9 kg
Prices have been reduced! 2023/4/16 sales price 600 yen S terminal video cable 1.5 m 1 is a thick, stiff cable that uses a single crystal copper PCOCC. The exterior has dullness and discoloration due to use over time (Asaina Tomoharu)
Accessories: none
Disposal prices have been reduced! (Member discount does not apply) 2023/5/13 sales price 69,800 yen ※Since it is not a DC amplifier, please connect the speaker cable and then turn on the power when making sound. Maintained! 120V specification A transistor stereo power amplifier developed by Dynamo by utilizing technology obtained with tube-type amplifiers in semiconductor circuits. You can enjoy intense, dynamic expressions without asking for precise expressions of sound. You can see the appearance, dullness depending on age, corrosion, etc. (Kobayashi Hitoshi)
Maintenance Information: 2023.5.13 Maintained (Power SW Dismantling Contact Cleaning) 2022.8.26 Maintained (Bypass C Replaced. Replace the power stage with a Tr pair. Internal cleaning, operation check. Waveform clip for AC100V. 120V → OK)
Accessories: none
Accessories: none
Main specifications: 60W+60W W330 × H104 × D260 mm 8 kg
The 0.7 m speaker cable is an unprocessed, parallel type that is easy to use, and the conductor is a basic type of high-purity OFC cable made by twisting 196 0.1 mm diameter wires. The sheath uses uncolored transparent PVC with an emphasis on sound quality. Clear sound quality expands applications. I have kusumi (Asahina Satoshi method)
Maintenance information: 2023.9.8 Conductivity confirmed
Accessories: none
The price has been reduced! 2023/8/21 Sales price 500 yen*There is deterioration due to long-term storage, so quality cannot be guaranteed. This is a replacement needle for Nagaoka and is compatible with SANYO's ST-G5. The cushioning material has collapsed and adhered to due to deterioration (Asahina Satoshi Law)
Maintenance information: 2023.8.21 Operation has not been checked
Accessories: case
The A2500 is a tube type power amplifier kit that has been replaced with speaker terminals that are easy to use even for beginners. 6AQ8 for the first stage and 12AU7 for the phase reversal stage both use triodes. Since triodes are used across all stages, the sound is taut and bright, with excellent nude characteristics. The exterior has dullness over time, rust, and small scratches. Serial 560561 (Miura Kimiya)
Maintenance information: 2018.4.28 Maintained (printed circuit board resistor replaced. (Adjustment characteristics check OK) 2014.11.21 maintenance completed (input VR, vacuum tube socket, coupling capacitor, SP terminal, BIAS DC BAL, semi-VR, each deterioration exchange, adjustment, characteristic check OK)
Accessories: instruction manual
Main specifications: 6 RA8 push-pull 6 RA8 x 4/12 AU7 x 2/6AQ8 10W+10W W410 x H145 (with hood) x D190 mm 9.6 kg
The price has been reduced! 2020/11/9 sales price 70,000 yen maintenance completed. This is a 2-way network. Since bass can be pushed out well, and high frequency adjustment ranges can be obtained with 2 types of HF/MF attenuators, it is a model that is easy to match the desired sound quality. There are small scratches on the exterior due to the feeling of use. Serial 05234 07210 (Makoto Kono)
Maintenance information: 2020.11.9 maintained (common wiring reinforcement terminal solder removal, rust removal treatment, cleaning, ATT (x4) contact disassembly cleaning, contact grease application, frequency characteristic measurement check (~ approx. 42 kHz), continue using the original capacitor for good results, input/output waveform and balance confirmation sound check)
Accessories: none
Main specifications: W114 x H190 x D228 mm 1.8 kg Crossover frequency 1.2 kHz Impedance 8 ohms Level control is continuously variable up to -8 dB in the middle range is 2 kHz and the high range is continuously variable up to -6 dB at 10 kHz