Tape Formulations
TS-440 also includes four tape formulations, each offering different styles of compression and saturation.
I — Ferric: The original cassette tape, it saturates most aggressively, push it hard for warm compression.
II — Chrome: Introduced in the 1970s, it offered better high-frequency response and a lower noise floor.
III — Ferrichrome: Rarest cassette formulation, it has a distinctive midrange presence that no other formulation matches.
IV — Metal: The pinnacle of cassette technology, introduced in 1979, it's the cleanest, most transparent option.



