Maintenance has been completed, including 16 capacitors, 4 transistors, main volume replacement, etc. An attractive pre-main amplifier with a thick sound that is a bit different from the current Lux. It is a high performance amplifier equipped with a Plus-X power supply with ample stabilization control and a phono straight function. It is a model that is compatible with MM/MC and is easy to use. You can see a feeling of use, such as appearance, dullness, marks, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.10.11 Maintained (PHONO circuit IC and 6 capacitors replaced. Replace 10 capacitors in the power supply circuit. Replace 4 defective transistors in the warm-up circuit. Main volume replacement. (I/O pin jack polish)
Accessories: copy of instruction manual
Main specifications: 80W+80W (8Ω) W464 x H156 x D332 mm 11 kg
An excellent 1-bit digital amplifier with a casual design that focuses on low cost. High-resolution sound is achieved by performing high-speed sampling at 12.2 MHz. The sharp cuts and open sound are attractive. Serial 091120065 (Hiura Katsuji)
Maintenance information: 2025.10.10 sound output confirmed
Accessories: power cable
Main Specifications: 1-bit digital premain amplifier Rated output: 10W x 2 (8Ω) /15W x 2 (4Ω) Input: RCA analog: 4 systems Size: W420 x H98 x D243 mm Weight: 4.2 kg
The price has been drastically reduced! 2025/9/13 sales price 79,800 yen Maintained in 2024/10! Genuine Heinz & Co. The amplifiers made by engineers who know how to make people listen to music are persuasive enough. The expressive power of fresh yet glossy musicality is attractive. As for the exterior, there are insulator marks, dullness, small scratches, etc. on the top plate. Serial AAB0464 (Yonejima Satoshi)
Maintenance information: 2024.10.30 Maintained (each SW, VOL cleaning, RCA, VOL knob, main unit cleaning, internal C, R, etc.
(Current status OK, bias check OK, operation check, not compatible if dedicated parts are defective in the future)
Accessories: remote control, power cable, instruction manual
Main specifications: 115W+115W (8Ω) input Phono (MM, MC) Line 5 system W440 × H95 × D400 mm 12.5 kg
Disposal price reduction. 2025/10/4 sales price 138,000 yen member price is not applicable. It has been inspected by agency CSR. Soulnote 10th anniversary model pre-main amplifier. A newly developed relay attenuator system is used to adjust the volume instead of the conventional volume electronic volume with a rotating slider. It is a popular premain amplifier for JAZZ and ROCK fans, with a sense of power and excellent resolution in the mid to low range. There are no noticeable scratches (Sasaki Shota)
Maintenance information: Inspected by 2025.10.4 CSR customer support (level fluctuations with measuring instruments, measurement of distortion ratio, and normal confirmation of both left and right channels within the standard. (The circuit adjustment points were checked, and the settings were normal)
Accessories: remote control, power cable, spike
Main specifications: output 80W x 2ch (8Ω) 120W x 2ch (4Ω) W430 x H109 x D418 mm (when spikes are attached) weight approx. 10.0 kg
Arrived for the first time in 6 years! Maintenance has been completed for volume, switch dismantling and polishing, output relays, capacitor replacement, etc. This is the final limited edition model of the 07 series using a MOS FET as an amplifier stage. The harshness of Sansui up until then receded slightly, and the shift was changed to a silky, glittering tone. The stable sound supported by a large power supply is thick and you can enjoy the dense mid-range. The exterior is dull, but there are no major scratches (Oikawa Tetsuji)
Maintenance information: 2025.10.9 maintained (maintenance details/ ① master volume dismantling and cleaning ② push switch disassembly and polishing (tone, SP1, 2, loudness, subsonic, processor, MM/MC) ③ switch disassembly and polishing (input selector, power amplifier direct, source direct, tape, reckout) ④ output relay, headphone replacement ⑤ protector part condesa (2 pieces) ⑥ solder (Repair ⑦ internal inspection cleaning, adjustment inspection, operation confirmation)
Accessories: instruction manual, power cable
Main specifications: effective output 75W+75W (6Ω) 50W+50W (8Ω) damping factor 150 (8Ω) rated power consumption 170W size W466 x H162 x D452 mm weight 22.5 kg
The price has been drastically reduced. 2025/8/2 sales price 59,800 yen. A mid-range premain amplifier using the new UHC-MOS. Compared to the previous model PMA-1500AE, which had a flat sound, the sense of resolution and sound image localization have been improved. The high signal-to-noise level, which is compatible with the latest sound sources, shines. You can see a feeling of use, such as appearance, dullness, abrasions, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.8.2 operation confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: output 70W+70W (8Ω) PHONO (MM/ MC) built-in frequency characteristics 5Hz to 100kHz W434 x H135 x D414 mm 16.1 kg
The visuals have not changed from the original Vena, but have been drastically upgraded, and in particular, the DAC chip was changed to the ESS Sabre32 ES9018K2M to achieve both ultra-low noise and high dynamic range. Try it out with a classical symphony. The exterior has threads on the front and scratches on the cabinet. Serial QH123438CJA1582 (Tamura Eiji)
Maintenance information: 2025.10.8 operation confirmed
Accessories: remote control, instruction manual, power cable, original box, disc
Main specifications: 45W (8Ω) /65W (4Ω) frequency characteristics 20 Hz to 20 kHz sensitivity 450mV (line-level) 1mV (mm phono) input impedance 10kΩ (line-level) 47kΩ/100pF (MM phono) S/N ratio preamplifier 110dB or more PowerAmplifie108 dB or more DAC chip ESS Sabre32 ES9018K2M Sampling rate PCM384kHz/DSD256 (USB-TypeB) PCM192 kHz (Optical/Coaxial) input terminal RCA mmPhono optical coaxial USB TypeB Bluetooth output terminal RCA pre-out optical coaxial W318 × H115 × D320 mm 7.5 kg
*Currently sold. Marantz entry-class pre-main. The structure is inexpensive, and you can feel the company's commitment to sound quality, such as adopting LAPT transistors and WBT speaker terminals. Equipped with a phono equalizer (MM), it is recommended not only as an introduction to audio, but also as a secondary unit. The exterior is good with no noticeable scratches (Oikawa Tetsuji)
Maintenance information: 2025.10.8 operation confirmed
Accessories: remote control, instruction manual, power cable, connection cable, original box
Main specifications: 50W+50W (8Ω) W440 × H124 × D340 mm 7.5 kg
The successor model to the E-350. Equipped with a slot where 2 option boards can be added. AAVA is also used for volume technology. An excellent model with perfect resolution that can handle a wide range of scenes. Playback sounds that don't lose their afterglow even at low volume go beyond the pre-main frame. The exterior is good with no noticeable scratches. Serial L1Y101 (Yonejima Satoshi)
Maintenance information: 2025.10.5 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: output 140W+140W (4Ω) 100W+100W (8Ω) W465 × H171 × D422 mm 21.7 kg
This model is a return to Luckstone, which is reminiscent of the tube ball era. By changing from pure A grade up until then to grade AB, the sense of extrusion is prioritized, and the corners of the high frequencies are rounded up to give a sense of volume to the mid and low frequencies. This is an amplifier with excellent sharpness, and I would recommend it to almighty music fans. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.10.7 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: 70W+70W W467 x H179 x D440 mm 19 kg
A new-generation integrated upgrade that brings out the appeal of unique speakers as much as possible by raising the damping factor to 600 and bringing out the appeal of unique speakers as much as possible. The power amplification stage with 3 parallel push-pull power MOSFETs allows you to hear more powerful sound than before. Serial L8Y219 (Takasaki Atsushi)
Maintenance information: 2025.10.6 operation confirmed
Accessories: remote control, manual, power cord, original box
Main specifications: rated output 180W+180W (8Ω) input RCA5 systems, XLR2 system, tape input/output 1 system, pre-out RCA1 system, XLR1 system main in RCA1 system, XLR1 system damping factor 600 size W465 ✕ H181 ✕ D428mm weight 24.6 kg
*The remote control is missing, the volume is damaged, and there is a lot of dirt and dullness on the whole, so it is cheap and sold as is. A pre main amplifier with excellent cost performance. Although it is entry class, it is thick, and it sounds well with a well-balanced sound. It is one that makes you feel particular about functionality, such as with a pre-out terminal and bi-amp compatibility (Oikawa Tetsuji)
Maintenance information: 2025.9.29 Operation confirmed
Accessories: none
Main specifications: rated output 70W+70W (8Ω) 140W+140W (4Ω) playback frequency band 5Hz to 100kHz W434 x H134 x D407 mm 14.6 kg
The price has been reduced! 2025/10/2 sales price 398,000 yen Maintained! A pre-main amplifier with a built-in McIntosh traditional output transformer. You can enjoy the rich and rich sound world typical of Macintosh. This is one that combines the appeal of the sounds of modern and old McKinn. The sense of power that makes you feel the strength is similar to that of a separate amplifier. The exterior is dull. Serial JMC1699 (Yonejima Satoshi)
Maintenance information: 2025.10.2 Maintained (Electrolytic capacitors, lamps, grommets, and dustproof pads replaced. Volume type cleaning. Reinstall the board holder. Remove the acrylic meter and clean the inside. Headphone jack grommet added. Balance VR shaft bending correction (complete correction is not possible and a slight sense of incongruity remains). Solder correction. Connector cleaning. Check the operation of the volume type with the C52 remote control. Bias and offset check each input/output voice check)
Accessories: remote control (replacement)
Main specifications: 150W+150W (8/4/2Ω) phono input MM dimensions W445 x H179 x D508 mm weight 30 kg
The price has been reduced. 2025/10/3 sales price 99,800 yen Denon's pre-main amplifier combines popularity and performance. The resolution is even higher than the previous model, and the sound quality is high and the SN is smooth, and it is a powerful machine that combines the thickness and sense of energy in the mid to low range. It works flawlessly with all genres of music. In addition to small scratches on the top surface, the entire surface is slightly dull, and there is a feeling of use. Serial 2011504401 (Murakoshi Yoichi)
Maintenance information: 2025.10.2 operation confirmed
Accessories: remote control, instruction manual, power cord
Main specifications: output 80W+80W (8Ω) PHONO input (MM/MC) W434 × H181 × D435 mm 24 kg
※I was able to confirm the sound output, but since there is a slight gap, it is cheap, and it is currently sold. The pre-main amplifier with a simple design and tone typical of Yamaha has a clear sound, and it plays the source honestly. AST cartridges are not included. There is a lot of dullness and dirt throughout. Serial E119111PR (Murakoshi Yoichi)
Maintenance information: 2025.10.5 sound output confirmed (ATT class slightly weak)
Accessories: instruction manual
Main specifications: 105W x 105W (6Ω) W435 x H139 x D330 mm 9.0 kg
The price has been reduced. 2025/9/15 sales price 59,800 yen Mid-range premain amplifier using the new UHC-MOS. Compared to the previous model PMA-1500AE, which had a flat sound, the sense of resolution and sound image localization have been improved. The high signal-to-noise level, which is compatible with the latest sound sources, shines. The exterior is dull, but there are no noticeable big scratches (Oikawa Tetsuji)
Maintenance information: 2025.9.15 operation confirmed
Accessories: remote control, power cable
Main specifications: output 70W+70W (8Ω) PHONO (MM/ MC) built-in frequency characteristics 5Hz to 100kHz W434 x H135 x D414 mm 16.1 kg
The price has been reduced. 2025/9/16 sales price 99,800 yen Denon's pre-main amplifier combines popularity and performance. The resolution is even higher than the previous model, and the sound quality is high and the SN is smooth, and it is a powerful machine that combines the thickness and sense of energy in the mid to low range. It works flawlessly with all genres of music. There is a small scratch on the volume knob (Sasaki Shota)
Maintenance information: 2025.9.16 Operation confirmed
Accessories: manual, power cable, remote control
Main specifications: output 80W+80W (8Ω) PHONO input (MM/MC) size W434 x H181 x D435 mm weight 24 kg
The disposal price has been reduced. Member prices are not applicable. 2025/7/12 sales price 99,800 yen First arrival, made in 2024! Denon's first full-size premain compatible with network playback. It uses a two-stage configuration with the same variable gain type preamp and power amplifier as the Denon 110th anniversary model PMA-A110, and the DNA of higher-level models, such as introducing similar high sound quality parts and exclusive custom parts, has been firmly inherited. It is in good condition (Oikawa Tetsuji)
Maintenance information: 2025.7.12 operation confirmed
Accessories: remote control, instruction manual, power cable, original box, BT antenna
Main Specifications: 50W+50W (8Ω) PHONO MM/MC Network Type: IEEE 802.11a/b/g/n/ac compliant (Wi-Fi® compliant) Security: WEP 64bit, WEP 128bit, WPA/WPA2-PSK (AES), WPA/WPA2-PSK (TKIP) Radio Frequency: 2.4GHz/ 5GHz Compatible Profile: A2DP 1.3.2, AVRCP 1.6.2 Compatible Codecs: SBC Frequency Band/ Transmission Output/ Communication Distance: 2.4 GHz Band/ Class 1/ Approx. 30m (line of sight) W434 x H131 x D375 mm 8.3 kg
Digital pre-main amplifier compatible with DSD 5.6 MHz. CSR DDFA technology is used in the amplifier section, and analog waveform reproduction technology “Advancedal32Processing” is equipped with unique bit expansion and data complementation. The large number of accesses compatible with various sources such as network radio, Wi-Fi, AirPlay, and Bluetooth is also attractive. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.10.1 operation confirmed
Accessories: remote control, instruction manual, power cord, antenna
Main specifications: 35W+35W (8Ω) 70W+70W (4Ω) compatible impedance 4Ω/8Ω analog input systems, digital input COAXIAL, OPTICAL, USB (Atype) compatible format MP3 (32 to 48 kHz) ALAC (32 to 96 kHz) WMA, WAV, MPEG-4 AACD, FLAC, AIFF (32 to 192 kHz) DSD (2.8 · 5.6 MHz/1 bit) W280 x H160 × D337mm 4.8kg
The price has been drastically reduced! 2025/9/15 sales price 59,800 yen Maintained! The first model in the Elektra series to follow the previous E10. With a simple configuration that omits the equalizer function, etc., the sound is glossy and warm. The exterior has a feeling of use such as dullness. Serial UB10105 (Tomoho Asaine)
Maintenance information: 2025.9.15 maintained (internal ± protective fuse deterioration break replacement dismantling FET Tr all check bypass C coupling C deterioration replacement VOL, SW cleaning operation confirmed)
Accessories: Power cable (general purpose)
Main specifications: output power (8 ohms), 60 watts, frequency response, 10 to 40000 Hz, input impedance, 47 kΩ, power consumption: 260 W, dimensions: 440 x 95 x 340 mm, weight: 9 kg
Denon's mid-range premain amplifier equipped with a USB DAC in the standard PMA-2000 series and is compatible with high resolution. It is also equipped with Advanced AL32 Processing Plus, which can be said to be a feature. In addition to the strong conventional tones, which give a sense of thickness and energy, the sense of transparency in the high range is attractive. You can see a feeling of use, such as appearance, dullness, small scratches, etc. (Murakoshi Yoichi)
Maintenance information: 2025.9.30 sound output confirmed
Accessories: remote control, power cord, instruction manual (copy)
Main specifications: 80W+80W (8Ω) unbalanced input × 4 PHONO (MM/MC) input × 1 EXT, PRE input × 1 unbalanced output (RECORDER) × 1 USB-B input × 1 coaxial digital input × 2 optical digital input × 2 other IR control inputs/outputs × 1 W434 × H182 × D431 mm weight 25 kg
The price has been reduced! 2025/9/25 sales price 128,000 yen Maintained! A pre-main amplifier with clear outlines and excellent sound quality. In addition to the conventional sense of dynamism, it is a highly perfected amplifier with a wide high frequency range. The low frequency range with good extrusion generated from a strong power supply unit is an advantage unique to the XR series. It is suitable for jazz and rock music. The exterior is in a state where there is a feeling of use such as dullness and small scratches over time. Serial 605011059 (Jun Tamai)
Maintenance information: 2025.9.22 maintained (master volume dismantling and cleaning main amplifier part FET, transistor, adjustment volume exchange output relay, hendphone relay replacement switch disassembly and polishing (input selector, power amplifier direct, source direct, reck-out, tape, MMMC switching, tone, loudness, muting, processor, subsonic) relay circuit capacitor (Replacement solder repair, internal inspection, cleaning, running test)
Accessories: instruction manual
Main specifications: 160W+160W (6Ω) 130W+130W (8Ω) rated power consumption 330W W466 × H162 × D452 mm 23 kg
The price has been drastically reduced. 2025/6/7 sales price 49,800 yen Selector contacts have been disassembled and polished, relays replaced with new ones, etc., and maintained! ONKYO middle class premain amplifier. The characters are delicate and unobtrusive and can handle any music genre flawlessly. It has good performance for introductory subsystems. There are many signs of use on the exterior, such as small scratches. *There is a slight deviation in the scale due to replacement with a balance VR replacement. Serial 6411010658 (Murakoshi Yoichi)
Maintenance information: 2025.6.4 maintained (INPUT selector, REC selector, Cartrich selector, and PASS selector disassembly contacts polishing and cleaning grease application, balance VR replacement, speaker relay replacement, front panel chassis sheet metal correction)
Accessories: instruction manual (copy)
Main specifications: 105W+105W (8Ω) PHONO (MM, MC compatible) W445 x H172 x D434 mm 17.0 kg
The price has been drastically reduced. 2025/7/4 sales price 46,800 yen An entry pre-main amplifier that inherits the high sound quality technology of the NE series. Equipped with a Bluetooth function, it is possible to play content from smartphones, etc. In addition to 4 analog inputs and a Phono input compatible with mm cartridges, it is equipped with 1 coaxial digital input and 2 optical digital inputs. As for the exterior, there are some threads on the top plate. Serial BLC27241021406 (Murakoshi Yoichi)
Maintenance information: 2025.7.4 sound output confirmed
Accessories: remote control, instruction manual, original box
Main specifications: rated output 45W/8Ω/70W/4Ω compatible impedance 4Ω to 16Ω playback frequency band 5Hz to 100kHz W434 × H122 × D307 mm 7.4 kg
The price has been reduced! 2025/8/24 sales price 29,800 yen ※Currently sold. An AV amplifier that has built up Onkyo's 60 years of amplifier manufacturing know-how to achieve thorough noise countermeasures and powerful speaker drives. Custom-made large power transformers and high-capacity capacitors instantly increase current supply capacity. On the exterior, you can see the feeling of use such as insulator marks and small scratches on the top plate. Serial 3957JJ55X0600473G (Jun Tamai)
Maintenance information: 2025.8.24 sound output has been confirmed ※The video has not been checked.
Accessories: Remote control instruction manual, power cable, measurement microphone
Main Specifications: Dimensions W435 x D433.5 x H201.5mm Weight 17 kg
※Since future repairs are not possible, there is no guarantee, and it will be handed over as is. Sharp 1-bit digital amplifier! You can enjoy tight, high-resolution low frequencies and smooth tones without starching. The maximum sampling rate of DVD audio is 192 kHz, and multi-bit signals with a bit rate of 16 bits to 24 bits can be converted to 1 bit signals. When connected to the transport via i-Link, it also supports SACD sampling frequency 2.8 MHz (64 fs) 1-bit signal input. There are speckled paint changes in places on the front panel (Sasaki Shota)
Maintenance information: 2025.9.26 operation confirmed
Accessories: remote control, manual, power cable
Main specifications: 11.2MHz high-speed switching LSI, 50W+50W (8Ω), 1 i-Link input system/1 coaxial digital input system/1 optical digital input system/3 RCA analog input systems, W430 x H90 x D454 mm, approx. 9.0 kg
This is a pre-main amplifier with a built-in FM/AM tuner. It's dictionary-sized and lightweight, but it produces high frequencies that pass through and low frequencies that are sharp. The tuner's reception sensitivity is good, and the loud DJ's voice resonates well. There is some dullness on the exterior, but there are no particularly noticeable scratches. S/N.0010779 (Murakoshi Yoichi)
Maintenance information: 2025.9.25 sound output confirmed
Accessories: power cable, instruction manual, remote control
Main specifications: 25W+25W (6Ω) size W200 x H70 x D260 mm weight 3.1 kg
*Currently sold. It is inexpensive because it causes yellowing and discoloration. An entry model with excellent cost performance. Since it comes with a phono circuit, you can also enjoy records. Stable, clear sound quality for both digital and analog. In addition to the exterior, as described above, a feeling of use can be seen, such as dullness, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.9.21 Operation confirmed
Accessories: remote control
Main specifications: 50W+50W (8Ω) line input 4 systems phono 1 system (MM) with pre-out terminal W434 x H121 x D308 mm 7.1 kg