Audio Note is the flagship MC boost transformer. Based on the know-how of a pure silver wire wound transformer and the latest experimental data, the wire diameter and winding structure were reexamined to reproduce the expressive power that depicts the awakening freshness and breathtaking silence. The appearance has some feeling of use, but it is generally beautiful. Serial 154 (Asasachi method)
Maintenance information: 2022.1.13 operation confirmed
Accessories: instruction manual cloth cover
Main specifications: Primary side impedance 1.5Ω (for 1Ω to 10Ω cartridges) 30Ω (for 11Ω to 40Ω cartridges) *Only one cartridge can be connected. Boost ratio 34dB (1.5Ω) 20dB (30Ω) Load impedance 47kΩ (recommended value) External dimensions (not including protrusions) W126mm×H96mm×D179mm Weight 3.1kg
It is the highest peak of step-up transformer along with cotter, TH-9708. The detailed, glossy, and deep sound is the true value of analog playback. There are scratches and paint peeling on the exterior. Serial 901027 (Satoshi Yonejima)
Maintenance information: 2022.2.20 operation confirmed
Accessories: original box
Main specifications: Primary impedance: LOW 3Ω Size W16.5×H12×D10cm Self-weight 2.75kg
Prices have been drastically reduced. 2022/11/9 sales price 450,000 yen The detailed specs are unknown, but it is wonderful that the lines do not become thin even though it has a very delicate and clear impression. The company's combination with Koetsu's MC cartridges is approaching LINN's high-spec cartridge+Eureka. The exterior is dull (Hitoshi Kobayashi)
Maintenance information: 2022.11.9 Operation confirmed
Accessories: none
Main specifications: W170 × H105 × D120 mm 1.7 kg
The most popular cotter MARK2 TYPE L. This is an MC boost transformer for low impedance such as orthophones. The strong, fresh sound using a sealed, strong case and silver wire is attractive. It is perfectly compatible with SPUs, etc. The transformer itself is different from P/PP/S. RF Enterprise officially imported model. ※Silver wire breaks easily, so please handle it with care (Murakoshi Yoichi)
Maintenance information: 2023.12.21 sound output confirmed
Accessories: original box
Main specifications: primary impedance 1 to 6 ohms silver wire triaxial output cable, size W76 x H55 x D150 mm, approx. 1.3 kg
Cotter's most popular MARK2 TYPE L. This is an MC step-up transformer for low impedance such as orthophones. The strong, fresh tone is attractive using a strong sealed case and silver wire. It goes perfectly with SPUs, etc. The transformer itself is different from P/PP/S. RF Enterprise regular import model. * Silver wire is easy to break, so please handle it with care (Yoichi Murakoshi)
Maintenance information: 2022.4.19 sound output confirmed
Accessories: None
Main specifications: Primary impedance 1 to 6 ohms Silver wire triaxial output cable adopted Size W76 × H55 × D150 mm Approx. 1.3 kg
An airtight booster transformer that dramatically evolved the ATH-2A. Dramatic improvements in strength and texture have been achieved by reviewing the wire material and winding method of the transformer while maintaining the excellent operability of the three input systems and impedance switching. There are some abrasions on the top surface (Murakoshi Yoichi)
Maintenance information: 2023.6.11 sound output confirmed
Accessories: original box
Main specifications: 3 input systems 2 ohms, 40 ohms, bypass switching W240 x H70 x D180 mm 2.8 kg
A popular model! A masterpiece booster transformer made by Partridge in England with a beautiful hammertone finish. The sound with good sound loss and realism is attractive. In addition to switching impedance, it is a popular booster transformer that also shines with its ease of use, and has 2 input systems. There are line marks on the sides, but the others are pretty beautiful (Fujisawa Yukishi)
Maintenance information: 2023.9.13 Operation confirmed
Accessories: original box
Main specifications: 2 input systems LOW (7.5 Ω) /HIGH (30 Ω) /PASS switching W150 × H108 × D130 mm 1.7 kg (actual measurement, including protrusions)
Hi-Fi Hall is in stock for the first time! It is a beautiful item with the original box. LChRCH independent mono boost transformer. I had the impression that the sound was very sharp, the resolution was high, and the sound source of the record was completely reproduced. The pitch of the sound is perfect, and it's a boosting transformer that you can enjoy in all genres (Sasaki Shota)
Maintenance information: 2023.12.4 operation confirmed
Accessories: original box, manual, ground cable
Main specifications: output impedance 1.5 to 4.0 ohms, load impedance 47 kΩ, boost ratio 26 dB, W174 x H90 x 173 mm, 2.0 kg
Hi-Fi is in stock for the first time. A boost transformer with low distortion and powerful sound using only parts that have been thoroughly carefully selected. Compatible with a wide range of impedances, you can enjoy it without choosing a cartridge. The extremely high resolution and clear sound quality are attractive. There is a small scar (Sasaki Shota)
Maintenance information: 2022.12.16 operation confirmed
Accessories: none
Main specifications: frequency range 10Hz~70kHz input impedance LOW3~15Ω MID10-30Ω HIGH25~50Ω output impedance 2.5kΩ load resistance 47kohm W196×H92.5×D165mm 10.2kg
A step-up transformer designed to bring out the performance of MC cartridges of My Sonic Lab to the utmost. Small-windings and widening of the cross-sectional area of the wound conductor are achieved in accordance with the company's cartridge “Ultra Eminent Bc”, which is an ultra-low impedance type with a unique design, and further internal loss reduction is achieved. I will. Serial 13355 (Itsuro Mizushima)
Maintenance information: 2021.12.11 operation confirmed
Accessories: Instruction manual, original box
Main specifications: Frequency range 10Hz to 100kHz (1Ω/47kΩ) Boost ratio 26dB (1Ω/47kΩ/1kHz) Input impedance 0.3Ω ~ 6Ω (cartridge impedance) Load resistor 47kΩ ~ 100kΩ W150 × H65 × D110mm 1.7kg
MC transformer created by Canno Seisakusho, a representative of Japanese audio. The output signal from the cartridge is obediently outputted, and the depth, gloss, and rawness are the sound quality that is a noble guest no matter which one is picked up. From Kawachi Ondo to Bach, you can listen to genre-less widely and deeply (Asaine Tomo)
Maintenance information: 2021.11.28 Operation confirmed
Accessories: None
Main specifications: Frequency characteristics: 20 Hz to 20 kHz Input impedance: 5 ~ 20 Ω (LOW) 20 ~ 80 Ω (HIGH) Dimensions: W105 × H110 × D235mm (measured) Weight about 2.5 kg ( (Actual measurement)
Cased No. 41 with a red pouch, a must-see for SPU owners. It has fullness, depth, and makes you hear a sound that has an astringent flavor. The impression is that the center of gravity is firm. On the exterior, there are rust spots and scratches on the transformer (Tamura Eiji)
Maintenance information: 2023.12.15 Operation confirmed
Accessories: none
Main specifications: W100 x H80 x D70 mm 364 g
A boost transformer designed to take advantage of SPU features. If you have an SPU, I definitely want you to use it. It lets me hear a heavy sound with high resolution and thickness in the mid to low range, which is good enough (Murakoshi Yoichi)
Maintenance information: 2024.3.2 sound output confirmed
Accessories: instruction manual
Main specifications: input impedance 1 to 6 ohms, boost ratio, 26 decibels, 2 channels, completely separate structure, triple shielded input/output terminals, rhodium plating, W160 x H105 x D112 mm, 2.3 kg