This is it! your chance to acquire the rare and elusive Audio Technica AT630 moving coil step-up transformer!An Audio Technica AT630 MC step-up transformer in good condition. Designed to match low output Moving Coil cartridges (less than 20 Ohms) to standard 47 kH Ohm phono inputs and is on par with some of the very best Moving Coil transformers. The 'AT630' is widely accepted as a quality step-up transformer, low noise, closely matched channels and has convenient RCA connections at both ends. Made by Audio Technica Japan, makers of a wide range of moving coil cartridges, tonearms and step-up transformers for both professional and consumer audio applications.NOTE: I lack the equipment or expertise to verify working condition. This is sold AS-IS, no returns are accepted. The photos are of the exact item you will receive, please examine carefully and ask any questions prior to offerding.Thanks for your interest and good luck!AT630Audio-Technica AT 630, Transformer for MC phono cartridgesSome technical data: Manufacturer: AUDIO-TECHNICA, Japan
This step up transformer has a ratio of 1:10 and works well with a lot of mc cartridges giving outstanding results in sound quality.
Input impedance: 20 ohms or less
Output impedance: 47 kohms
Gain: 20 dB
Frequency response: 15 Hz - 100 kHz
THD: 0.05%, 15 - 100000 Hz

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