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Fidelity Research FRT-4

Moving-Coil Transformer

Fidelity Research FRT-4


The Fidelity Research FRT-4 features 3 switchable inputs for MC cartridges with four impedance settings (3,10,30,100 Ohm) plus bypass.

The unit uses a high quality toroidal transformer for impedance matching.


instruction/owners manual  Nihongo

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Fidelity Research Phono Amplifiers

Fidelity Research FRT-4 / FRT4 owners manual, service manuals and schematics are for reference only and the Vinyl Engine bears no responsibility for errors or other inaccuracies. The PDF files are provided under strict licence. Reproduction without prior permission or for financial gain is strictly prohibited. This website is not affiliated with or sponsored by Fidelity Research.