EL34/KT88 compatible stereo tube amplifier. Currently, I am using 34 EL34 x 4. There is a solid core in the glossy sound, and the sound is clear and has good visibility. There are scratches on the exterior, but there are no noticeable scratches (Murakoshi Yoichi)
Maintenance information: 2023.4.11 sound output confirmed
Accessories: instruction manual (copy), power cord
Main specifications: EL34 push-pull vacuum tube EL34, 12AU7×4 frequency characteristics 10Hz to 90kHz output impedance 4/8/16Ω rated output 19W x 2 (when using EL34) W400 x D360 x H220 mm 23 kg
A vacuum tube premain amplifier created by a joint project between Sunvalley and Triode. Large output of 30W/ch with KT88 push-pull The KT88 is made by GoldLion in Russia and produces a higher resolution sound. As indicated by the model number, it is also possible to switch the output tube to EL34 by adjusting the cathode bias (Yoichi Murakoshi)
Maintenance information: 2022.3.17 sound output confirmed
Accessories: power cable
Main specifications: Vacuum tubes used KT88 × 4 (GoldLion), 12AU7 × 4 (Electro Harmonix 2, SunValley 2) 30W+30W Input: LINE4 system W385 ×H205×D330mm 17.4kg
A vacuum tube premain amplifier created by a joint project between Sunvalley and Triode. Large output of 30W/ch with KT88 push-pull The KT88 is made by GoldLion in Russia and produces a higher resolution sound. As indicated by the model number, it is also possible to switch the output tube to EL34 by adjusting the cathode bias. There is a feeling of use such as dullness and printing thread (disappearing). Serial 72849 (Takasaki Atsushi)
Maintenance information: 2022.4.13 operation confirmed
Accessories: Power cord
Main specifications: Vacuum tube used · KT88 × 4 (GoldLion), 12AU7 × 4 (2 Electro Harmonix, 2 SunValley) 30W+30W input · LINE4 system W385 × H205 × D330mm 17.4 kg
price cut! 2021/8/28 sales price 79,800 yen Vacuum tube premain amplifier was born in a joint project by Sunvalley and Triode. 30W/ch large output with KT88 push-pull. The KT88 is made by GoldLion for a higher resolution sound. It is also possible to switch the output tube to EL34 by adjusting the cathode bias as indicated by the model number. There is a feeling of use such as dullness, fogging of the printing of the plating part. (Nobuyuki Takahashi)
Maintenance Information: 2021.8.28 Operation confirmed
Accessories: Instruction manual power cable base box
Main specifications: used vacuum tube KT88×4 (GoldLion), 12AU7×4 (Electro Harmonix 2, SunValley 2) 30W+30W Input: LINE4 W385 ×H205 x D330mm 17.4kg
Disposal prices have been reduced! (Member discounts do not apply) 2023/1/19 Sales price 148,000 yen Maintenance completed! A 300B push-pull pre-main amplifier that was the first signboard model for the Triode. A masterpiece with excellent cost performance that combines clarity and depth of midrange sound. It's packed with the company's appeal, which conveys the appeal of vacuum tubes with modern speakers. As for the exterior, there is a crack in the transformer cover. Serial 05787 (Satoshi Yonejima)
Maintenance information: 2023.1.19 Maintained (condenser, resistor, socket replacement. Right 2nd stage vacuum tube replacement, vacuum tube pin cleaning. Transformer peeling correction. Bias and ham balance check adjustments. Output check. Approx. 18W+18W*This model hum slightly due to AC ignition, but this model is designed for AC ignition)
Accessories: power cable
Main specifications: 300B push-pull output 18W+18W 300B×4, 12AT7×1, 6SN7×2 output impedance 8ω/4Ω line input 4 system dimensions W430×H210×D320mm weight 20kg
We have reduced the disposal price! It will not be applicable to member price reductions. 2021/9/22 Sales price 148,000 yen maintained! A 300B push-pull premain amplifier that became the early signboard model of the Triode. A masterpiece with excellent cost performance that combines clarity and midtone thickness. It is packed with the charm of the company that conveys the charm of vacuum tubes with modern speakers (Yoichi Murakoshi)
Maintenance Information: 2021.9.22 Maintenance (volume, selector SW replacement. Adjusted to minimum hum balance (minimized but a little hum is generated) I/O waveform confirmation, load test (1kHz sine wave, 8Ω load: 18W+18W actual), sound output test)
Accessories: Power cord
Main specifications: 300B push-pull output 18W+18W 300B×4, 12AT7×1, 6SN7×2 Output impedance 8Ω/4Ω Line input 4 system dimensions W430×H210×D320mm Weight 20 kg
Disposal prices have been reduced! (Member discounts are not applicable) 2023/10/20 sales price 148,000 yen Premium black edition planned to commemorate the 30th anniversary of the Aura brand. It is equipped with the ESS DAC ES9028Q2M and supports 32 bit/384 kHz and DSD256 (11.2 MHz) from USB. With the drive capability of a para-push-pull MOSFET, you can hear sound with a sense of transparency and sharpness. The exterior is good with no noticeable scratches. Serial BA1847C0098 (Yonejima Satoshi)
Maintenance information: 2023.10.20 operation confirmed
Accessories: remote control, instruction manual copy, power cord, original box
Main specifications: output 75W+75W (8Ω) PHONO (MM/MC) W430 x H67 x D310 mm weight 7.4 kg
Disposal prices have been reduced! (Member discounts do not apply) 2023/1/23 sales price 148,000 yen Premium black edition planned to commemorate the 30th anniversary of the Aura brand. It is equipped with an ESS DAC ES9028Q2M and supports 32 bit/384 kHz and DSD256 (11.2 MHz) from USB. The powerful driving capability of the Para-Push-Pull MOSFET lets you hear sharp sounds. Serial BA1847C0056 (Kimiya Miura)
Maintenance information: 2023.1.23 operation confirmed
Accessories: remote control, copy of instruction manual, power cord
Main specifications: output 75W+75W (8Ω) PHONO (MM/MC) size W430 x H67 x D310 mm weight 7.4 kg
Disposal price cut! (Member discount not applicable) 2021/5/11 Selling price 148,000 yen Premium Black Edition designed to commemorate the 30th anniversary of the Aura brand. It is equipped with ESS DAC ES9028Q2M and supports 32bit/384kHz and DSD256 (11.2MHz) from USB. Hear crisp sound with powerful drive capabilities with Para Push-Pull MOSFETs Serial BA1847C0091 (Kimiya Miura)
Maintenance information: 2021.5.11 Manufacturer maintenance (display display tube replacement, operation check)
Accessories: Remote control, instruction manual, power cord, connection cord, source box
Main Specifications: Output 75W+75W (8Ω) PHONO (MM/MC) Size W430 × H67 × D310mm Weight 7.4kg
The price has been reduced. 2022/8/4 Selling price 69,800 yen The basic circuit of the Aura Note Premier is separated into the CD player part and the receiver part, and it is beautiful, thin and lightweight with the same full size as the VA Series A tuner premain amplifier stored in the body. The bright and cheerful tone and speaker sound mellow, and the driving power that exceeds what it looks like is also attractive (Fujisawa Yukishi)
Maintenance information: 2022.8.4 operation confirmed
Accessories: remote control, power cord
Main specifications: FM/AM tuner built-in premain amplifier output 50W+50W (8Ω) PHONO input (MM) 2 RCA inputs 1 XLR input system 1 USB input system (48kHz/16bit) Pre-out output 1 system W430 × H64 × D300 mm Weight 6.4 kg
A tuner pre-main amplifier that separates the basic circuit of the Aura Note Premier into the CD player section and receiver section, and is housed in a beautiful, thin and lightweight body with the same full size as the VA Series. The bright and cheerful tone, the speaker sounds mellow, and the driving power that exceeds what it looks like is also attractive. There is a small scratch on the top plate (Oikawa Tetsuji)
Maintenance information: 2024.2.11 Operation confirmed
Accessories: remote control, instruction manual, power cable, original box
Main specifications: FM/AM tuner built-in premain amplifier output 50W+50W (8Ω) PHONO input (MM), 2 RCA inputs, 1 XLR input, 1 USB input (48 kHz/16 bit), 1 pre-out output, W430 x H64 x D300 mm, weight 6.4 kg
Premain amplifier compatible with high-resolution sound sources. Cirrus Logic CS4398 is built-in as a high-resolution compatible DAC. Bluetooth supports the aptX codec, and high-quality audio playback is possible even with a wireless connection. The abundant inputs of 3 analog and 6 digital systems are also attractive. The appearance has scratches on the sides. Serial QH013801BEI0880 (Satoshi Yoneshima)
Maintenance information: 2021.12.19 operation confirmed
Accessories: remote control, instruction manual, power cord, original box
Main specifications: W313 × H93.5 × D302mm
The price has been drastically reduced. 2023/3/11 sales price 398,000 yen High Power Primaine where many new technologies were generously poured in. For the compact size, it is equipped with a large transformer, which is directly linked to the strength of the driving force. It's an attractive sound that combines driving power reminiscent of KRELL in the 80s with the height of SN in recent years (Kojima Yosuke)
Maintenance information: 2023.3.11 operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: output 200+200W (8Ω) analog input 4 systems (XLR x 1, RCA x 3) W434 x H x 105 x D445 mm 17.7 kg
The price has been reduced. 2022 10/31 Sales price 398,000 yen VANGUARD, a high-power premain that has been generously infused with many new technologies, appears for the first time in Hi-Fi Hall! It is equipped with a large transformer for a compact size, which is directly linked to the strength of driving power. It is an attractive sound that combines driving power reminiscent of KRELL in the 80s with the height of SN in recent years. As for the exterior, there are rubbing and small scratches on the top plate. Serial 30415070306 (Satoshi Yoneshima)
Maintenance Information: 2022.10.31 Operation confirmed
Accessories: remote control, instruction manual, power cable
Main specifications: output 200W (8Ω) 400W (8Ω) size W434 x H x 105 x D445 mm weight 17.7 kg
Big discount! (former price: 79,800JPY)
The best-selling vacuum tube pre-main amplifier by Tokyo Sound. Equipped with 6L6, which produces thick and deep sound. The body has little scratches and smudges.
Vacuum tube primain amplifier with USB DAC for Hi-Res Enjoy high resolution music playback using a computer (Windows/Mac) and USB connection. The built-in USB DAC is also available on iPhone/iPad. *The connection will be Mini B. Equipped with an original designed large output transformer, it reproduces authentic vacuum tube sound larger than the size. In appearance, there is a dull appearance. Serial 0601028 (YONEJIMA Satoshi)
Maintenance information: 2021.6.26 working confirmed
Accessories: Instruction manual, power cable, connection cable, original box
Main specifications: EL84 (6BQ5) ×2, ECC83 (12AX7) × 1, Class A operation 3.5W+3.5W (8Ω) frequency characteristics 20Hz to 50kHz Input: 24bit 96kHz USB DAC Mini B Sampling Frequency: 32, 44.1, 48, 88.2, 96kHz Bit Resolution: 16bit/24bit/32bit (DSD) Audio Data Format: PCM/ DSD64 (DSD to PCM) W200 x H168 x D260mm Weight 7kg