Kiseki「奇跡」MCT 1 Silver Step Up specially Transformer made for 5.3/40 ohms（N.O.S.)
Specifications
Housing: tube out of aluminium/magnesium alloy
Colour: tube black anodised, front gold anodised
Contacts: gold plated cinch chassis parts
Input impedance: 5.3/42 ohms
Output impedance: 4000 ohms
Load resistance: 47K ohms
Frequency response: 10 to 200,000 Hz
Maximum input: 100mV
Distortion: 0.0003%
Crosstalk: better than 70db
Coil windings: pure silver
Weight: approx 500g
