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Dolby C logo Dolby B NR

The Onkyo TA-9X is a cassette deck with Dolby B and C noise reduction, it was introduced by Onkyo in 1981.

The main TA-9X features are.

Dolby C-type used in the Onkyo TA-9X provides 20 dB of noise reduction above about 1,000 Hz, fully doubling the amount given by B-type.

Compact Cassette

Historic events

1981 Dave Smith proposes the Universal Synthesizer Interface that would become the MIDI standard in 1983.

Features of Onkyo TA-9X

Noise Resuction
Noise Reduction
Dolby-C Noise Reduction Dolby-B Noise Reduction

Similar to Onkyo TA-9X from the period 1981