The price has been reduced. 2026/1/12 sales price 118,000 yen Maintenance completed in April 2021. A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.1.10 operation confirmed 2021.4.30 maintenance completed (input/output panel replacement, RCA terminal volume installation, input/output waveform confirmation, left and right balance confirmation, comprehensive operation test)
Accessories: instruction manual, power cord, connection cord
Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
The price has been drastically reduced! 2026/1/11 sales price 148,000 yen Maintained! A class-grade power amplifier with 200W x 200W (6Ω) pure A class operation. This model was particularly popular among domestic power amplifiers at the time. Even when I listen to it now, it has a sense of scale, and the sound is thick and has an excellent sense of stability in the low frequencies. The high range is also sufficient, so you can enjoy lively sounds that cannot be heard on modern devices. There are line marks and threads on the exterior. Serial 1017 (Yonejima Satoshi)
Maintenance information: 2026.1.11 Maintained (block capacitor replacement in Rch main amplifier. Transistor replacement. Output relay replacement. Input volume exchange. (All left and right amplifier board soldering corrected)
Accessories: No accessories
Main specifications: 240W+240W (4Ω) 200W+200W (6Ω) 170W+170W (8Ω) SNR 124 dB W435 x H165 x D422 mm 26 kg
The price has been reduced! 2026/1/16 sales price 1,480,000 yen Hi-Fi Hall first arrival! The successor to the company's SPM1200MK2. In recent years, it is a famous manufacturer for DACs, etc., and its amplifiers are also top notch. It has high resolution and excellent spatial depiction, and its driving power with a wide dynamic range is attractive. Also, the blue LED, which accentuates the precision of the circuit, is beautiful in terms of design. There are no noticeable scratches on the exterior. Serial 50999 (Fujisawa Yukishi)
Maintenance information: 2026.1.16 Operation confirmed
Accessories: instruction manual, power cord, original box
Main specifications: AB class stereo power amplifier 300W+300W (8Ω) W480 x H180 x D360 mm 21.5 kg
The disposal price has been reduced. Member discounts are not applicable. 2026/1/7 sales price 698,000 yen 2023/11 maintenance completed. This is a Millennium Evolution model with digital characters flowing on the front panel. Genuine Stellar This is a rare power amplifier that combines high performance with beautiful sound, and musicality can also be felt in the high resolution power unique to high-end models. In addition to the exterior and pilot lamp being slightly dark, there are slight abrasions on the front panel, side, and rear heat sinks (Kobayashi Hitoshi)
Maintenance information: 2026.1.7 operation confirmed 2023.11.22 maintenance completed (Rch output relay replacement, operation and characteristics confirmed, running test interior and exterior cleaning)
Accessories: Power cable (external product)
Main specifications: 200W+200W (2 to 8 ohms) maximum 500W W440 x H173 x D410 mm 40 kg
The disposal price has been reduced (member prices are not applicable). 2026/1/10 sales price 238,000 yen Accuphase's traditional classic 300 series. This one has been polished to a tone that stands out for its transparency and subtlety. The low frequencies are also relaxed, perfect for classical music. You can enjoy it for a long time without irritating sounds. By connecting to a bridge, it is also possible to upgrade as a mono power amplifier. There are no noticeable scratches (Sasaki Shota)
Maintenance information: 2026.1.10 Operation confirmed
Accessories: copy of manual, power cable
Main specifications: rated output (stereo) 75W+75W (8Ω) 150W+150W (4Ω) 300W+300W (2Ω) 400W+400W (1Ω) rated output (mono) 300W (8Ω) 600W (4Ω) 800W (2Ω) total harmonic distortion ratio 0.02% (4-16Ω) frequency characteristics 20Hz-20kHz (±0.2dB) input impedance 20kΩ (RCA) 40kΩ (XLR) damping factor 200 dimensions W475×H180×D417mm weight 24.4 kg
The disposal price has been reduced (member prices are not applicable). 2026/1/10 sales price 238,000 yen Accuphase's traditional classic 300 series. This one has been polished to a tone that stands out for its transparency and subtlety. The low frequencies are also relaxed, perfect for classical music. You can enjoy it for a long time without irritating sounds. By connecting to a bridge, it is also possible to upgrade as a mono power amplifier. There are no noticeable scratches (Sasaki Shota)
Maintenance information: 2026.1.10 Operation confirmed
Accessories: manual, power cable
Main specifications: rated output (stereo) 75W+75W (8Ω) 150W+150W (4Ω) 300W+300W (2Ω) 400W+400W (1Ω) rated output (mono) 300W (8Ω) 600W (4Ω) 800W (2Ω) total harmonic distortion ratio 0.02% (4-16Ω) frequency characteristics 20Hz-20kHz (±0.2dB) input impedance 20kΩ (RCA) 40kΩ (XLR) damping factor 200 dimensions W475×H180×D417mm weight 24.4 kg
The disposal price has been reduced. Member prices are not applicable. 2025/12/24 sales price 128,000 yen Maintained including replacement of 32 capacitors. This amplifier has a reputation for use in multiple systems. The original powerful sound with a wide range and clarity has been revived. It is thin and can be used for a wide range of purposes, from sub to multi-use. There is overall dullness and small scratches (Oikawa Tetsuji)
Maintenance information: 2025.12.24 Maintained (electrolytic capacitor, tantalum capacitor, diode, lamp, semi-fixed resistor, cushion replacement. Disassemble and clean the slide switch and relay. Chassis, panel, and terminal cleaning. (Each part adjustment, aging test)
Accessories: instruction manual (copy)
Main specifications: 80W+80W (B grade) 18W+18W (A grade) DC amplifier configuration W480 x H80 x D380 mm 8.6 kg
Maintenance has been completed, including 8 power transistors and 4 diodes replaced! A power amplifier that hasn't arrived in a long time, and you can enjoy glossy, intense A grade sound and powerful AB grade sound. It has sufficient playback bandwidth, is thick in the mid and low frequencies, has good sound separation, and makes me listen to jazz and rock in a very pleasant way. There is a wound on the wood cabinet (Sasaki Shota)
Maintenance information: 2026.1.16 Maintained (internal check. Both power stage Tn channels are short. Partial resistance burn, diode short Other power SW internal contact burned → dismantled and corrected. Power relay contact failure → polishing. Drive stage pattern crack → re-solder
gain vol cleaning)
Accessories: none
Main specifications: 120W+120W (AB grade) 30W+30W (A grade), W416 x H146 x D332 mm 4.5 kg
The disposal price has been reduced. Member discounts are not applicable. 2026/1/11 sales price 128,000 yen Maintenance completed in 2013/1. Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. Exterior, dullness, chipping, bruises, abrasions, etc. can be seen (Kobayashi Hitoshi)
Maintenance information: 2026.1.10 operation confirmed 2013.1.18 maintenance completed (each inspection adjustment, RCA terminal installation, VR replacement input/output, balance waveform measurement operation confirmed)
Accessories: power cable, copy of instruction manual
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz W341 x H115 x D195 mm 9 kg
Maintained down to the last detail in 2015/6. A power amplifier from Sony's high-end brand, Esprit. You can feel the strength of Sony at the time from the honest sound with a fresh and clear tone. The black face matches the subdued, unadorned tone for an even tougher impression. You can use it in both stereo and mono by switching the switch on the back panel. The exterior has minor scratches, dullness, etc. appropriate for the model year. Serial 200535 (Yonejima Satoshi)
Maintenance information: 2026.1.12 Operation confirmed 2015.6.20 Maintained (board solder correction. Heat dissipation sheet replacement. Semi-fixed resistor replacement. Capacitor replacement. Bias adjustment measurements. Check input/output waveforms. Vibration check. Check the sound output. (Exterior and interior cleaning)
2013.2.23 Maintenance (solder repair in various parts of the main parts. Replace 42 capacitors (using Nichicon). ATT contact cleaning. Check input/output waveforms. Check left and right balance. load testing. Comprehensive operation test. SP relay replacement)
Accessories: No accessories
Main specifications: 130W+130W (8Ω) MONO400W (8Ω) 3 input systems (FIXED DIRECT, FIXED C., VARIABLE) W480 x H155 x D485mm 28 kg
※For business use, it will be handed over as is. Yamaha PA stereo power amplifier. The sound with excellent durability and no peculiarity is popular. You can see a feeling of use such as exterior, dullness, curved rear fittings, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2026.1.9 sound output confirmed
Accessories: copy of instruction manual
Main specifications: 450W+450W (8Ω) 600W+600W (4Ω) 120W (BTL) damping factor 200 W 480 x H103.5 x D455 mm 16 kg
The price has been drastically reduced! 2025/12/13 sales price 398,000 yen Maintained! The balance between thickness and sharpness of the sound is good, and the sound conveys the breath of jazz and rock. The thick sound image and rich mid-range, which cannot be enjoyed with today's amplifiers, are exquisite. The range is moderate but the Old McKinn sound has instantaneous power. The slightly smokier tone than the MC2500 is attractive. Serial 3Y916 (Fujisawa Yukishi)
Maintenance information: 2025.12.13 Maintained (each replaced due to defective and deteriorated input volume, meter lamp, speaker terminal, and RCA jack. Missing screws added, damaged screws and feet replaced. SW type cleaning. Bias and offset checks. Output audio check)
Accessories: copy of instruction manual, power cord
Main specifications: 300W+300W (mono 600W) 0.5 to 16 ohms W483 x H267 x D432 mm 58.1 kg
The disposal price has been reduced. Member prices are not applicable. 2025/12/24 sales price 128,000 yen 32 capacitors have been replaced, switches have been disassembled and cleaned and maintained! This amplifier has a reputation for use in multiple systems. The original powerful sound, which has a wide range and is clear, has been revived. It is thin and can be used for a wide range of purposes, from sub to multi-use. The exterior has noticeable rust stains on the top plate (Mizusaki Ryo)
Maintenance Information: 2025.12.24 Maintained (Electrolytic Capacitors, Tantalum Capacitors, Semi-fixed Resistors, Lamps, Cushions Replaced. Disassemble and clean the slide switch. Clean the housing, panel, and rear terminals. (Each part has been readjusted)
Accessories: copy of instruction manual
Main specifications: 80W+80W (B grade) 18W+18W (A grade) DC amplifier configuration W480 x H80 x D380 mm 8.6 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/12/30 sales price 198,000 yen A total of 83 transistors and capacitors have been replaced, and refreshed and maintained with attention to detail, such as disassembly and cleaning of switches! The diamond called Yamaha FET shows off its excellent purity and transparency. With this brush-up, the sharpness of standing up and the firmness of the sound have been fully restored, and you can enjoy the supreme Yamaha sound. You can see a feeling of use such as appearance, dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.30 Maintained (2 capacitors and transistors replaced) 2025.3.12 Maintained (internal wiring corrected. Sound output check) 2025.2.24 maintained (2SK76/2SJ26 replaced due to power FET short. Replace defective parts in other main amplifier circuits. Replace deteriorated transistors and capacitors in the meter circuit. ACOUTLET processed and installed a new one. Internal dismantling and cleaning adjustments. (Meter level adjustment)
Accessories: copy of instruction manual
Main specifications: output 100W+100W (8Ω) SNR 115dB W436 x H151 x D370 mm 26 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/12/20 sales price 148,000 yen ※ It is cheap because the meter is defective on one side (there is a meter difference between the left and right, and the starting position is not 0) Maintained! The final model of Ampzilla. A representative American sound with strong, tight low frequencies! The dry, clean-sounding character is the perfect match for vintage speakers of yesteryear. This is a masterpiece machine that briskly drives famous speakers from JBL and Altec. The exterior is dull and dirty. The fuse holder has been replaced with a black one. Serial 104730 (Tamura Eiji)
Maintenance Information: 2025.12.3 Maintained (fuse holder replaced. Meter switch disassembly contact cleaning. (*The internal movement of the meter was poor, and the meter was disassembled, but repairs were not possible)
2022.5.12 Maintained (fuse holder lock claw adjustment. Replace the fuse. 0 point meter adjustment Offset voltage, idling current adjustment. (Other internal inspection voice check)
Accessories: No accessories
Main specifications: 200W+200W (8Ω) perfect balance configuration W445 × H178 × D229 mm 22.7 kg
The price has been reduced. 2025/12/28 sales price 79,800 yen The switch has been thoroughly maintained, such as disassembling and polishing! Pure Class A mono power amplifier. It was developed for the purpose of wideband playback, and it boasts a natural and smooth playback sound, and you can feel the strength you wouldn't think of 20W. It is suitable for introduction to separate amplifiers and mono amplifiers. There are dullness, small scratches, rust spots, etc. of the model year (Oikawa Tetsuji)
Maintenance information: 2025.12.28 Maintained (attenuator switch disassembly contact polishing. Bad output relay contact replacement. Main board and power supply circuit soldering correction, cleaning)
Accessories: none
Main Specifications: Pure Class A Amplifier 20W+20W (8Ω) Frequency Characteristics DC to 200kHz Pure Copper Machined SP Terminal Equipped W224 x H103 x D390 mm 6.5 kg
Maintained, including volume replacement. Late wide panels. Macintosh's first power amplifier with a balanced circuit configuration. Resolution and transparency have been increased while keeping the traditional rich tone of McKinn intact. The blue meter, which can be said to be synonymous, is alive and well, and it's visually pleasing. There is peeling on the front panel, small scratches on the side, and dullness on the top plate (Oikawa Tetsuji)
Maintenance information: 2025.12.28 maintained (VOL characteristics poor in both L and RCH, → replacement meter with original vol, illumination lamp burn → replacement capacitor deterioration replacement power, meter SW internal warpage → reinforcement correction)
Accessories: instruction manual
Main specifications: 300W+300W (2/4/8Ω), 600W during MONO (2/4/8Ω) W445 x H196 x D420 mm 35 kg
Maintained in August 2025. The Macintosh 7000 series stereo power amplifier was announced to coincide with the advent of the CD era. It seems to be the core model at the time, and it drives a large speaker with unique sweet and sticky sound quality, and the thick and gorgeous sound typical of the company is attractive. The exterior has a sense of use over time, rust on the top plate, etc. Serial 50581 (Yonejima Satoshi)
Maintenance information: 2025.8.7 maintained (meter SW internal, power SW internal adhesive repair. Check the power stage Tr, C, R, etc. in the driver board. Connector contact cleaning, pattern re-soldering. Each SW and VOL cleaning. Remediate peeling on the top and bottom of the glass panel only. Operation check)
Accessories: none
Main specifications: 270W+270W power guard circuit equipped with frequency characteristics 20 to 20 kHz damping factor 30 W 443 x H240 x D400 mm 37.2 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/12/20 sales price 128,000 yen Maintenance completed! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. You can see a feeling of use, such as appearance, dullness, small scratches, etc. Serial 15733 (Yamato Yuki)
Maintenance information: 2025.6.7 maintenance completed (dismantling check, constant voltage drive Tr/Rch power stage Tr co-exchange, DC cut C/gain setting C co-exchange, operation check, bias/medium point output adjustment)
Accessories: copy of the instruction manual, power cord, connection cord
Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
The price has been drastically reduced! 2025/11/28 sales price 398,000 yen Maintained! The flagship model of the Macintosh power amplifier, the black version. The heavyweight frame, the refreshing blue meter, and the braking power to drive lightly even the large speakers, and the rich, rich tone are just perfect. The clarity of low frequency contours is the highest among all Mackins of all time. The exterior has dirt scratches, etc. Serial JCS4855 (Tamura Eiji)
Maintenance information: 2025.11.28 Maintained (cleaned due to power supply board pattern leak. Replace the input ATT, lamp, and ground spring. Mode switch disassembly, polishing, cleaning, and protective agent application. Card edge contact and connector cleaning. Solder correction. Bias and offset checks. I checked the output sound. (*Electrolytic capacitors have been replaced)
Accessories: power cable
Main specifications: 500W+500W (1000W when mono) equipped with power guard circuit W483 x D465 x H263 mm 60.3 kg
Maintained! The Macintosh 7000 series stereo power amplifier was announced to coincide with the advent of the CD era. It seems to be the core model at the time, and it drives a large speaker with unique sweet and sticky sound quality, and the thick and gorgeous sound typical of the company is attractive. The exterior has a feeling of use such as dullness and small scratches. ※It's hard to see when viewed from the front, but there is peeling on the left edge of the front panel. (See bottom of photo) Serial JFA8923 (Fujisawa Yukishi)
Maintenance information: 2025.11.21 maintained (power SW replacement, power stage Tr check, each SW, VOL, connector cleaning, operation check)
Accessories: No accessories
Main specifications: 270W+270W power guard circuit equipped with frequency characteristics 20 to 20 kHz damping factor 30 W 410 x H195 x D400 mm 37.2 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/12/9 sales price 69,800 yen. TOPPING's power amplifier is tuned for extremely clear and accurate sound. You can enjoy it regardless of genre. The appearance is fine, with no noticeable scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.9 operation confirmed
Accessories: instruction manual, original box, jumper cable, AC adapter
Main specifications: stereo: 4Ω/120W 8Ω/66W mono: 4Ω/180W 8Ω/220W W220 x H90 x D205 mm approx. 3 kg (actual measurement)
The disposal price has been reduced. Member prices are not applicable. 2025/12/11 sales price 128,000 yen The input terminal, 4 capacitors, 7 resistors have been replaced, etc. Maintenance has been completed. Quad power amplifier. Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. There are scratches on the top plate and sides, paint peeling, etc. (Oikawa Tetsuji)
Maintenance Information: 2025.12.11 Maintained (INPUT pin jack replaced
DIN connector without wiring → rewiring TN check in both channel boards OK gain setting C, DC cut C replacement, some resistors NG → replacement)
Accessories: power cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The price has been drastically reduced. 2025/11/27 Sales price 118,000 yen Maintained! A classic British Quad stereo power amplifier. Small in size yet full torque. The sound, which is as deep as a tube amp, exudes an appeal that won't fade. The exterior has a feeling of use over time, such as dullness and small scratches. Serial 51928 (Takasaki Atsushi)
Maintenance information: 2025.11.26 Maintained (block condenser liquid leak → replaced with a replacement product because the original is not available, Lch board liquid leak scattering pattern leak → cleaning, resistance burn replacement. (Other C, R, TR check status OK, operation check)
2024.3.22 Maintained (internal all checks, Tr, C, R co-operation check*INPUT modification available, AC code created for cable creation)
Accessories: power cord, instruction manual (copy)
Main specifications: 45W+45W W120×H159×D324mm 8.2 kg
The disposal price has been reduced! (Member discounts are not applicable) 2025/11/19 sales price 128,000 yen Maintained! RCA and VOL have been added, so it's easy to use. The exterior is painted black. Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. The exterior is dull and has small scratches over time. Serial 8508 (Yonejima Satoshi)
Maintenance information: 2025.11.19 Maintained (internal all inspection → Lch power stage Tr, gain setting C, INPUT VOL replacement. DIN SP rewiring, first drive IC OP AMP replacement)
Accessories: power cord
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The disposal price has been reduced! Member prices are not applicable. 2025/11/18 Sales price 128,000 yen Maintained! Quad power amplifier Although it is a compact body, you can enjoy the sound with a thick core. In particular, it makes me listen to 70s analog sounds with a sense of dynamism. There is dullness, scratches, and paint peeling (Asaine Tomoho)
Maintenance information: 2025.11.18 maintained (internal check pattern repair piece ch check) 2025.7.4 maintained (internal double channel dismantling TN check → OK. DC cut C, gain setting C, etc. exchange ~ operation check)
Accessories: power cable, connection cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The disposal price has been reduced! (Member prices are not applicable) 2025/11/18 sales price 128,000 yen Maintained! The QUAD405 is full of appeal and makes you listen to the whole picture of the music in a tasteful way. Along with feedforward operation, the high quality, which smoothly transitions to A class operation at low levels and B class operation when the level rises, is also worth listening to. There are scratches, scuffs, and dullness on the exterior. Serial 4546 (Jun Tamai)
Maintenance information: 2025.10.12 Maintained (INPUT connector VOL lead resoldering process check)
2025.7.2 Maintained (internal all dismantling checks, Tr, C, R checks, operation checks, rubber, etc.)
2016.12.23 Maintained (Vol replacement, Rch power, Tr replacement, capacitor resistor replacement (both channels) operation check)
Accessories: Connection cord, power cord, copy of instruction manual
Main specifications: 100W+100W (8Ω) dimensions W341 x H115 x D195 mm weight 9 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/8/31 sales price 128,000 yen 2023/10 maintenance completed. Quad power amplifier. Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2023.10.13 maintenance completed (internal parts dismantling check, power Tr, driver Tr, etc., etc. C, R, etc. can all be checked. Burn correction due to partial heat generation on both channel board patterns. The RCA terminal, input volume installation (expansion), Din terminal, SP terminal, and block capacitor have been replaced. (The input/output waveform was checked, left and right balance checked, load tests, and comprehensive operation tests were performed to confirm normal operation.)
Accessories: power cable, instruction manual (copy)
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The disposal price has been reduced. Member discounts are not applicable. 2025/11/8 sales price 128,000 yen Maintained! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. The exterior has a feeling of use such as dullness. Serial 57794 (Murakoshi Yoichi)
Maintenance information: 2025.11.7 Maintained (fuse replaced. Internal transistors, capacitors, resistance values, input/output waveforms, left and right balance checks, load tests, and comprehensive operation tests. Load test (1kHz sine wave, at 8Ω load: 100W+100W), sound output test. Running test 10H) 2018.5.24 maintenance completed (internal dismantling all checks, half-short leak replacement between power stages Tr x 1E-C, replacement of servo drop resistance defects in both other driver boards, operation check)
Accessories: power cord, instruction manual (copy)
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
The disposal price has been reduced. Member prices are not applicable. 2025/7/12 sales price 128,000 yen Maintained! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. There is dullness and small scratches (Sasaki Shota)
Maintenance information: 2025.7.12 Maintained (drive transistor (BD244 x 4), power transistor (MJ15024G x 1), and original differential op amp (TL071 x 2) parts were replaced. The connection cord and power cord have been attached.
Input/output waveform confirmation, left and right sound pressure level checks, load tests, and comprehensive operation tests were performed to confirm normal operation) 2025.6.9 maintained (there is a pattern short in the board, poor output board mounting, capacitor deterioration, block C lead wire soldering, driver transistor deterioration, operation check)
2024.8.6 Maintained (all internal parts checked, LCH power stage TR x 1 half short NG replacement, DC cut C replacement within the board, replacement of bottom cover rubber foot defects, operation check)
Accessories: copy of manual, power cable, connection cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg