* Currently sold item. A small amplifier using a vacuum tube. Linear shape is a new design theme, and it features a beautiful form and beautiful sound that features a square design that eliminates curves. There is white noise and pop noise when the power is ON/OFF, but it is the current situation due to the product limit (Atsushi Takasaki)
Maintenance info: 2022.7.23 Operation confirmed
Accessories: instruction manual, power cord, original box
Main specifications: Output 25W+25W (4Ω) 12W+12W (8Ω) S/N ratio 98dB Dynamic range 98dB W76×H75×150mm 1.1kg
Carot One's small pre-main headphone amplifier with an eye-catching orange coloring. The preamp section (headphone amplifier section) using a vacuum tube and the power amplifier section using a digital amplifier are completely independent, and a power adapter is used to supply power, but the power supply socket is separate, and the pre part and the power part are connected with a 3.5mm stereo mini jack. There is a feeling of use on the exterior such as small scratches and dullness (Tomonori Asae)
Maintenance information: 2023.2.14 operation confirmed
Accessories: instruction manual, power cable, connection cable
Main specifications: Vacuum tube 6DJ8/6922 series or 12AU7 series can be mounted 6W+6W (8Ω) 15W+15W (4Ω) input/RCA x 1, 3.5 mm stereo mini jack x 1 W65 x H115 x D125 mm 0.5 kg
A palm-sized vacuum tube amplifier Ernestro's EX model that spread the name of Carrot One. The sound is smooth and textured like a vacuum tube. This amplifier is just the right size for desktop etc. There are no noticeable scratches on the appearance. (Eiji Tamura)
Maintenance information: 2021.12.6 operation confirmed
Accessories: Instruction manual, AC adapter, banana plug, connection cable
Main specifications: Output: 6W+6W (8Ω) 15W+15W (4Ω) S/N: 98dB W67 × H115 (including vacuum tube) × D125 (including protrusion) mm
I cut the price! 2021/3/18 Selling price 45,000 yen Maintenance! Small amplifiers using vacuum tubes. Linear shape is a new design theme, a product that features a beautiful form and beauty that features square design that eliminates curves. The appearance is generally beautiful. (Tomoho Asaine)
Maintenance Information: 2021.3.18 YUKIM Maintenance (Preamp Board Replacement Vacuum Tube Bias Adjustment Operation Check)
Accessories: original box
Main Specifications: Output 25W+25W (4Ω) 12W+12W (8Ω) S/N Ratio 98dB Dynamic Range 98dB W76 × H75 × 150mm 1.1 kg
The price has been reduced! 2024/3/3 sales price 29,800 yen Integrated amplifier with USB DAC. It achieves a high output of 25W x 2 (4Ω), and is equipped with a USB DAC compatible with 96kHz/24bit input, which is sufficient when necessary. More noise than it looks is attractive (Tomonori Asae)
Maintenance information: 2024.3.3 operation confirmed
Accessories: original box, instruction manual, AC adapter
Main specifications: USB version 2.0 output 25W x 2 (4Ω) digital input microUSB x 1 analog input RCA x 1 analog output headphone output x 1, LINE output x 1, speaker output compatible frequency 96 kHz/24 bit size W50 x H33 x D78 mm (not including protrusions)
*It is inexpensive for missing connection cables. Integrated amplifier with USB DAC. It realizes a high output of 25W × 2 (4Ω) and is equipped with a USB DAC that supports 96 kHz/24 bit input, enough to be needed. The ringing more than it looks is attractive. (Fujisawa Yukishi)
Maintenance Information: 2021.6.13 confirmed operation (only LINE input tested)
Accessories: Instruction manual, AC adapter
Main specifications: USB version 2.0 digital input microUSB x 1 analog input RCA x 1 analog output headphone output x 1, LINE output × 1, speaker output supported frequency 96kHz/ 24bit size W50 x H33 x D78mm (not including protrusions)
* Originally it was a set with a speaker, but this time it will only be an amplifier. There is no problem with operation, but since it is inexpensive, it is as is. You can easily enjoy the warm sound peculiar to vacuum tubes. The exterior is dull and rubbed, some lettering is thinner, and there is oxidation in VR. Serial T-30901WHJP0089 (Satoshi Yoneshima)
Maintenance Information: 2022.10.14 Operation confirmed
Accessories: power cable
Main Specifications: 6V6GTX4 12AU7x1 12AX7BX2 Rated Output 3W+3W Input Impedance 100kΩ Load Impedance 6Ω W215 x D200 x H175mm 10.6 kg
※It was originally a set with a speaker, but this time it's just an amplifier. The hood is out of stock. There is no problem with operation, but since it is inexpensive, it will be handed over as is. You can easily enjoy the warm sound unique to vacuum tubes. The exterior has a feeling of use, such as dullness and small scratches. Serial T-30901WHJP0089 (Hiroki Asou)
Maintenance information: 2023.11.13 Operation confirmed
Accessories: power cable
Main Specifications: 6V6GTX4 12AU7x1 12AX7BX2 Rated Output 3W+3W Input Impedance 100kΩ Load Impedance 6Ω W215×D200×H175mm 10.6kg
※Operation has been confirmed, but since it is inexpensive, it is currently sold. The remote control is missing. A pre-main amplifier for the Cain Laboratories line only. The output tube is 6V6GT and has an output of 10W. There is paint peeling around the back corner of the bottom (Yoichi Murakoshi)
Maintenance information:2023.8.24 sound output confirmed
Accessories: power cord
Main specifications: 10W x 10W (8Ω) vacuum tube 6V6 x 4, 12AX7 x 3, 12 AU7 x 2 W310 x H185 x D75 mm 13 kg
The price has been reduced! 2024/2/15 sales price 59,800 yen Maintained! Comes with a remote control. Class AB push-pull pre-main amplifier using 4 KT88s. Although it is small, it has a high power of 40W+40W, and the strength of the bass and treble extension, which are the appeal of the KT88, are also excellent. Another feature is that it is possible to switch between a triode connection and an ultra-linear connection, and sound quality can be selected. There are dark spots on the exterior. Serial 07012273 (Yonejima Satoshi)
Maintenance information: 2024.2.15 Maintained (replacement spacer for V2 output tube discharge, vacuum tube pin cleaning, foot bending correction, volume cleaning, solder correction, electrolytic capacitor position misalignment correction, remote control light reception check. Bias and output audio check. Output approx. 40W (at UL), 20W (when 3 connections)
Accessories: instruction manual, remote control, power cable
Main specifications: used vacuum tube/KT88 x 4, 12AU7 x 2, 12AX7 x 2 40W+40W (8 ohm/ultra linear connection) line 4 systems W350 x H185 x D300 mm 13 kg
It's been maintained! Line dedicated tube ball premain that can switch between pentode connection and triode connection. Especially with a pentode connection, the sense of range is wide, but the sound is powerful and the live feeling is outstanding. It seems to be compatible with JBL monitors, etc.*Please switch between 5 poles and 3 poles after turning off the power (Yoichi Murakoshi)
Maintenance Information: 2022.4.25 Maintenance (main volume, electrolytic capacitor, right channel vacuum tube replacement. (Bias check output audio check 3 times: approx. 20W at UL approx. 40W.)
Accessories: original box, power cord
Main specifications: Output 55W+55W (UltraLinear) /28W+28W (Triode) vacuum tube used KT88 × 4 pieces/12AX7 (ECC83) × 1/12AU7 (ECC82) × 4 Serial 0956 W350 × H200 × D420mm 18kg
Class AB push-pull premain amplifier using 4 KT88s. Although it is small, it has a high power of 40W+40W, and the power of bass and treble elongation, which are attractive to the KT88, are also excellent. Another feature is that it is possible to switch between a triode connection and an ultra linear connection, and the sound quality can be selected. I have kusumi (Sasaki Shota)
Maintenance information: 2022.11.12 sound output operation confirmed
Accessories: remote control, power cable, instructions
Main specifications: Vacuum tube used KT88×4, 12AU7×2, 12AX7×2 40W+40W (8ohm/ultra linear connection) line 4 systems W350 x H185 x D300mm 13kg
Class AB push-pull premain amplifier using 4 KT88s. Although it is small, it has a high power of 40W+40W, and the powerful bass and treble extension, which are attractive features of the KT88, are also excellent. Another feature is that it is possible to switch between a triode connection and an ultra-linear connection, and the sound quality can be selected. The exterior has dark spots. Serial 07012273 (Satoshi Yonejima)
Maintenance information: 2022.11.25 Operation confirmed
Accessories: remote control, power cable, manual
Main specifications: Vacuum tube used · KT88 × 4, 12AU7 × 2, 12AX7 × 2 40W+40W (8 ohm/ultra linear connection) 4 line system W350 × H185 × D300 mm 13 kg
The price has been drastically reduced! 2022/8/2 selling price 118,000 yen An integrated amplifier announced as CEC's first vacuum tube amplifier. Adopts a solid aluminum material and a bent glass shield made of glass craftsmen. Overall, by keeping the NFB to the minimum necessary, we get a higher density of music playback. The appearance has a feeling of use such as dullness. Serial 06120132 (Asaine Tomoho)
Maintenance information: 2022.8.2 Operation confirmed
Accessories: Instruction manual, power cable (general purpose), original box
Main specifications: Rated output 20W+20W (8Ω) Frequency characteristics 20Hz to 20kHz ±0dB S/N ratio 90dB or more Total harmonic distortion ratio 0.5% (8Ω, 1kHz) Input terminal RCA3 system Input Sensitivity/Impedance 400mV/100kΩ Speaker Terminal 1 System (6Ω, 8Ω) Used Vacuum Tube Output Tube: 6L6GCX4 First Stage: ECC82 (12AU7) x2 Driver Stage ECC82 (12AU7) x2 Power Supply Voltage AC100V 50Hz/60Hz Power Consumption 160W Dimensions Width 227 x Height 183 x Depth 410 mm Weight 16kg
Disposal prices have been reduced! (Member discounts do not apply) 2023/3/9 sales price 158,000 yen Maintenance completed! The parts used in the company's TUBE53 have been drastically refined, and it is a limited edition model with natural wood side panels lavishly decorated. Sound density, depth, left/right spread, separation, and dynamic range have all been greatly improved. The exterior is dull, etc., and there is a feeling of use. Serial 06120036 (Asae Tomonori)
Maintenance information: 2023.3.9 Maintained (selector contact cleaning operation confirmed)
Accessories: power cable
Main specifications: Vacuum tube used 6L6GCx4 12AU7x4 SNR 90dB or more input line level 3 system rated output 20W+20W (8Ω) SNR 90dB or more External dimensions W245 x D410 x H183 mm Weight 16.1 kg
The price has been drastically reduced! 2022/12/18 sales price 118,000 yen An integrated amplifier announced as the CEC's first vacuum tube amplifier. We use solid aluminum materials and bent glass shields made by glass craftsmen. Overall, higher density music playback has been obtained by keeping NFB to the minimum necessary. The exterior is dull, etc., and there is a feeling of use. Serial 06120126 (Asae Tomonori)
Maintenance information: 2022.12.18 operation confirmed
Accessories: instruction manual power cable
Main Specifications: Rated Output 20W+20W (8Ω) Frequency Characteristics 20Hz~20kHz ±0dB S/N Ratio 90dB or More Total Harmonic Distortion Ratio 0.5% (8Ω, 1kHz) Input Terminal RCA3 System Input Sensitivity/Impedance 400mV/100kΩ Speaker Terminal 1 System (6Ω, 8Ω) Using Vacuum Tube Output Tube: 6L6GCx4 First Stage: ECC82 (12AU7) x2 Driver Stage ECC82 (12AU7) x2 Power supply voltage AC100V 50Hz/60Hz power consumption 160W dimensions width 227 x height 183 x depth 410 mm weight 16 kg
The price has been drastically reduced! 2022 11/12 Sales price 118,000 yen An integrated amplifier announced as CEC's first vacuum tube amplifier. Uses solid aluminum material and curved glass shields made by glass artisans. By keeping NFB as a whole to the minimum necessary, a higher density of music playback has been obtained. The exterior has a feeling of use such as dullness. Serial 06120126 (Asane Tomonori)
Maintenance Information: 2022.11.12 Operation confirmed
Accessories: instruction manual, power cable, original box
Main Specifications: Rated Output 20W+20W (8Ω) Frequency Characteristics 20Hz to 20kHz ±0dB S/N Ratio 90dB or more Total Harmonic Distortion Ratio 0.5% (8Ω, 1kHz) Input Terminal RCA3 System Input Sensitivity/Impedance 400mV/100kΩ Speaker Terminal 1 System (6Ω, 8Ω) Vacuum Tube Output Tube: 6L6GCX4 First Stage: (12AU7) x2 driver stage ECC82 (12AU7) x2 ECC82 Power Supply Voltage AC100V 50Hz/60Hz Power Consumption 160W Dimensions Width 227 x Height 183 x Depth 410 mm Weight 16kg
※There is no problem with the current operation, but since it is cheap, it will be handed over as is. Concert Master vacuum tube premain amplifier. This is YAQIN's product for Japan. The space-saving design makes it easy to enjoy vacuum tube sounds. Also, I recommend it to those who are thinking about entering a vacuum tube amplifier. It has an appearance, dullness, and a feeling of use (Kobayashi Hitoshi)
Maintenance information: 2023.8.24 Operation confirmed
Accessories: none
Main specifications: EL-84 (6BQ5 compatible) x 4, 12 AT7 x 2 motorcycle ass W380 x H160 x D290 mm 9.5 kg (actual measurement)
The price has been reduced. 2021/12/20 sales price 99,800 yen Maintained! An easy-to-use pre-main amplifier recommended for vacuum tube amplifier beginners. It expresses a sense of volume and scale that you can't think of as 15W, and while having a sweet sound, it extends well from low to high frequencies, so it supports the latest sources well. * If you raise the VOL considerably on a CD player with a large output, the sound will be distorted due to input over, but it is a specification (Yoichi Murakoshi)
Maintenance information: 2021.12.19 maintenance (volume connection sleeve screw hole re-drilling tap cutting, cathode resistor replacement, screw tightening, vacuum tube pin cleaning, bias check, output audio (Check, interior and exterior cleaning.)
Accessories: power cord
Main specifications: used vacuum tube EL84 12AU7 12AX7, 15W+15W (8Ω), W405XH120XD320mm 12kg