A medium-wave receiver using a ferrite-rod aerial
Introduction
This design came from the Norfolk Amateur Radio Club, and enables you to build a simple Amplitude Modulation (AM) receiver for frequencies between 600 kHz and 1600 kHz. it should take you around 2 hours to build, and can be used with Walkman-type earpieces. Figure 1 shows the circuit diagram.
Figure 1 Circuit and block diagrams of the radio
Description
The whole circuit is built on a 50 mm by 50 mm printed circuit board (PCB) designed to fit on the inside of the lid of a plastic box, and is stuck there using sticky pads, the shaft of the variable capacitor going through a ...
Get Radio and Electronics Cookbook now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
