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ZN414 AM Radio Receiver Circuit Diagram by Harry Lythall

July 3, 2009

This circuit diagram shows detail electronics schematic for ZN414 AM Radio Receiver  designed by Harry Lythall. This device consists of a single transistor mixer then a ZN414 radio IC to provide the gain and detection. A 741 OP-AMP is used as the final audio stage, but this could be replaced with an LM380, if you want to drive a small loudspeaker.

am radio receiver circuit diagram 

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1989 Mazda RX-7 Alternator Schematic Diagram

This Alternator Schematic Diagram apply for 1989 Mazda RX-7 13B EGI engine series. The alternator consists of following parts: 1. Bolt, 2. Front bracket assembly, 3. Locknut and washer, 4. Rotor and Fan, 5. Rear bracket assembly, 6. Stator, 7. Brush holder assembly, 8. Rectifier and IC regulator.

mazda rx-7 alternator schematic

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