One Chip AM Radio Receiver | Electronic Circuit

One Chip AM Radio Receiver | Electronic Circuit

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日期:2025-11-02
The MK484 we use is a Japanese copy of the original ZN414. It contains an RF amplifier, active detector and automatic gain control (AGC to improve sensitivity) all in a 3-pin package. The input impedence is typically 4M ohm. It operates over a range of 15...看更多