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- description
- The price has been drastically reduced! 2025/12/9 sales price 128,000 yen Maintained by Triode! This model is equipped with an MM phono equalizer and is compatible with a remote control for volume adjustment. In addition to dividing the transformer into 3 parts, changes have also been made, such as omitting the PRE-IN terminal, and the power supply LED is orange. In addition to the firm extrusion characteristic of vacuum tube amplifiers, it is a product with a delicate and clear tone. The exterior has scratches and dullness. Serial 12060535 (Fujisawa Yukishi) Maintenance information: 2025.12.9 manufacturer maintained (selector polishing, volume replacement, remote control repair) Accessories: remote control, instruction manual, power cord Main specifications: KT88EH x 4, 12AX7 x 1, 12AU7A x 2 output 45W+45W W340 x H185 x D315 mm 15 kg
Manufacture:SUN AUDIO
Price: JPY 316,364
- description
- Maintained by the manufacturer with Sun Audio! This model is equipped with CETRON 300B that even enthusiasts will be satisfied with. All other balls are complete models with no complaints about RCA. Equipped with a Tamura Trance which is currently unavailable. The high gain and straight, carefree sound quality is attractive. The heater has safe DC ignition. I can hardly hear any hum. It is a first-class product where you can directly feel the good sound of the 300B linear thermal triode (Sasaki Shota) Maintenance information: 2025.5.7 manufacturer maintained (each part inspected, 7 electrolytic capacitors replaced, 2 vacuum tube sockets replaced, 4 1L4P lug terminals replaced, 1 block metallized film capacitor replaced, bottom plate replaced, 2 bridge diodes installed, 1 resistor installed, 1 film capacitor installed, spark killer installed) Accessories: repair statement, power cable, manual Main specifications: 300B single 8W+8W vacuum tube used: 300B x 2 (CETRON) 6SL7 x 2 (RCA) 5U4G x 1 (RCA) W360 x H210 x D270 mm 16 kg
- description
- The price has been reduced. 2025/12/8 sales price 54,800 yen with yuan box Triode line exclusive vacuum tube premain developed with the novel concept of an amplifier for women. With its compact, exquisite size and high design, it can be used in a variety of situations. The exterior is also in good condition with no major conspicuous scratches (Oikawa Tetsuji) Maintenance information: 2025.12.8 operation confirmed Accessories: original box, power cable, instruction manual Main specifications: output 3W+3W (8Ω) vacuum tubes 6BQ5 x 2, 12ax7 x 2, dimensions W190 x D180 x H135 mm weight 4.7 kg
- description
- Tubular CD player using ECC88/6DJ8 as the output stage. It is compatible with USB/RCA coaxial/TOS optical digital input, and can be used not only as a CD player but also as a DAC by connecting to a PC. *The vacuum tube enters the circuit only for the RCA output. There are some threads and repair marks on the exterior. Serial 13110313 (Tamura Eiji) Maintenance information: 2025.12.11 operation confirmed Accessories: remote control, instruction manual, power cable Main specifications: Vacuum tube/6DJ8 (ECC88 compatible) x 2, 6N1 x 1 (for power supply) D/A converter/bar brown PCM1798 digital input terminal/USB (B), RCA coaxial, optical (TOS) digital output terminal/coaxial, optical (TOS) analog output terminal/RCA or XLR (No. 2 HOT/No. 3 COLD) *However, the XLR output is solid state only, size W345 x D320 x H105 mm, weight 8 kg
- description
- The price has been drastically reduced! 2025/12/6 retail price 498,000 yen cocktail audio multimedia player. This is the top model with built-in D/A. Super versatile, with ripping from CDs, equipped with a high-performance phono engine, and compatible with MQA, streaming, and Roon on on the network side. Nevertheless, the ESS9038PRO is used as the DAC chip, and the sound quality is at its best. Another point is that it can be put in an HDD sold separately, or it can be played back from a sound source on your home NAS, and it is easy to handle. The exterior is dull. *The dedicated app is no longer in service and cannot be used. Also, the Gracenote service, which is an automatic acquisition service for music information and jacket images, will end on 2025/7/30, and information cannot be acquired when ripping CDs. Please refer to this link for details. https://triode.co.jp/audio/（米島 Satoshi) Maintenance information: 2025.12.6 operation confirmed Accessories: remote control, manual, power cable Main specifications: Roon Ready compatible playable disc CD, CD-DA, CD-R, CD-RW, DVD-R compatible streaming service TIDAL, Deezer, Qobuz, Spotify PCM768kHz/32bit, DSD22.5MHz compatible, both USB/LAN compatible, MQA full decoding compatible, W440 x H130 x D329 13.2 kg
Manufacture:Western Electric
Price: JPY 270,909(pair)
- description
- Pair tube direct heat triode tube made in America lot: 8813/8813 measured value 72/72 (rejected value 58) with original box in good condition ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:Western Electric
Price: JPY 270,909(pair)
- description
- Pair tube direct heat triode tube made in America lot: 8813/8813 measured value 78/74 (rejected value 58) with original box in good condition ※The pair is judged based on the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube double triode tube 6188 equivalent tube black plate brown base measurement value 58/52 (rejected value 30) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube, double triode tube, 6188 equivalent tube, black plate, brown base, measured value 52/52 (rejected value 30), both tubes with original box are inexpensive because the number of getters has been reduced ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold as 1 bottle, double triode tube, made in America, JAN brown base measurement value 80 (rejected value 32) *The measured value represents the gM value measured with the test machine TV-7 (Kojima Yosuke) Accessories: none
Manufacture:PENTA LABRATORIES
Price: JPY 11,818(pair)
- description
- It seems to be a vacuum tube made in China due to the pair tube direct heat triode structure PENTA LABRATORIES sorting sphere measurement value 62/62 (rejection value 38) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none
- description
- It is thought to be made by Shuguang Electronics (China) due to the pair tube direct heat triode structure. Measured value 68/66 (rejected value 38) *Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke) Accessories: none
- description
- From the pair tube direct heat triode structure, the printing on the vacuum tube and base seems to be a reprint. Measured value 66/62 (rejection value 38) with white box*Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
Manufacture:International
Price: JPY 3,182(pair)
- description
- Pair tube double triode tube made in the Soviet Union measured value 112/108 (rejected value 50) with original box on one side has disappeared ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube double triode tube, made in America, measured value 96/90 (rejected value 50) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box (can be written on)
- description
- Pair tube double triode power tube, made in America, JAN measured value 60/56 (rejected value 40) with original box ※Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold in 1 bottle, double triode, Russian reprint model, measured value 120 (rejected value 50) with original box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Sold as 1 bottle, double triode tube, American black plate, square getter, measured value 96 (rejected value 50) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Single sale double triode tube, made in Japan, measured value 108 (rejected value 50) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
Manufacture:ELECTRO HARMONIX
Price: JPY 4,091(pair)
- description
- Pair tube double triode tube made in Russia, measured value 120/120 (rejected value 50) with original box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
Manufacture:ELECTRO HARMONIX
Price: JPY 4,091(pair)
- description
- Pair tube double triode tube made in Russia measured value 116/114 (rejected value 50) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Single sale double triode tube, made in Japan, measured value 96 (rejected value 50) with replacement box ※The measured values indicate gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: replacement box
Manufacture:SYLVANIA ECG
Price: JPY 2,727(only one piece)
- description
- Sold in 1 bottle, double triode tube, VT-231 equivalent tube, made in America, measured value 90 (rejected value 50) with white box ※The measured values indicate gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: white box
Price: JPY 1,636
雑誌・書籍1000円以上で送料無料
- description
- ※Shipping service. Special Feature = Audition Test for 75 Separate and Integrated Models/World's First! Sound quality comparison of 11 output transformer models, and comparison of 28 successive direct thermal triode models. Published 1995/3/31. Since the photograph is a sample, the actual item may be broken or have markings etc.
Manufacture:International
Price: JPY 3,636(pair)
- description
- Pair tube double triode tube made in the Soviet Union measured value 104/100 (rejected value 50) with original box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube double triode tube American D getter measurement value 74/72 (rejected value 50) with white box*Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube double triode tube, made in America, D getter measurement value 84/82 (rejection value 50), there is burn on one side of the tube with white box, and there is getter burn ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube double triode tube made in America measured value 94/90 (rejected value 50) The printing design on the base part with the original box is different, but the structure is the same*Pairs are judged based on the gM value measured by the testing machine TV-7 (Kojima Yosuke) Accessories: original box
- description
- Pair tube double triode tube, made in America, measured value 100/96 (rejected value 50) with white box ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke) Accessories: white box
- description
- Pair tube double triode Russian reprint model measured value 54/52 (rejected value 32) The printing on the tube with the original box is erased ※Pairs are judged based on gM values measured with the testing machine TV-7 (Kojima Yosuke) Accessories: original box
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Hi-Fi Do Record Shops Softs, Audio parts and Tubes can ship overseas.Ordinary,we use EMS but for large order,we use SAL or Surface.For Asia,it cost 1,200JPY/1LP,900JPY/1CD.Please check at the shipping cost table for more detail.
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