Orthophone step-up transformer T-1000. Equipped with a floating input circuit inherited from the T100. Low distortion and low loss are achieved by adopting a high-performance custom-made core material. The degree is generally good (Yoichi Murakoshi)
Maintenance information: 2022.6.26 Sound output confirmed
Accessories: original box
Main specifications: Boost ratio 26dB Input impedance 2Ω to 6Ω Load impedance 47KΩ Frequency characteristics: 10Hz to 100kHz W120 × H68 × D150mm 1.8kg
This is a step-up transformer (Type H version) for FR MC cartridges. There is a sense of clarity, and the crisp, straight sound is attractive. As for the exterior, there are small scratches and paint marks on the top plate. Serial 092083 (Satoshi Yonejima)
Maintenance information: 2022.6.26 Operation confirmed
Accessories: No accessories
Main specifications: Boost ratio 25dB Frequency characteristic 5~50,000 Hz Input impedance 19-40Ω W158×H60×D120mm 2.1kg
A model that follows the numerous know-how cultivated in the high-end model T-550 and refined the sound quality. Equipped with MM/MC switching SW, making it easier to use. Uses the same 10mm thick aluminum slant panel as the T-550, and the sound is clear and high-resolution without fogging (Itsuro Mizushima)
Maintenance information: 2022.6.27 operation confirmed
Accessories: instruction manual, original box
Main specifications: Usable cartridge output impedance 1.5 to 40 Ω Load impedance 47 kΩ Boost ratio (voltage gain) 26dB W136 × H92 × D134 mm 1.3 kg
* Currently sold items. Audio Development Company Details Unknown A step-up transformer for mono cartridges made by casing a transformer. With 250Ω and 600Ω switching, the rear input terminal is independent. It's an energetic and glossy sound with a good overhang (Yoichi Murakoshi)
Maintenance information: 2022.3.12 sound output confirmed
Accessories: None
Main specifications: W100 × H90 × D185mm 1.6kg