Toshiba KT-4046 Chipset

With seven integrated circuits (IC), the KT-4046 has one of the most complex circuitry ever found. Many chips are by the Japan Radio Company (JRC), which later became New Japan Radio Company (NJM).

NJM2063A is a Dolby B noise reduction IC

NJM2066 is a dual-channel headphone driver IC that operates on 3 V. It has a minimum power output of 20 mW.

NJM2067 has auto reverse dual preamplifiers with internal switching and LED drivers.

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