Anchor locator (CB7884E)

This 600 kHz circuit is designed to locate a lost boat anchor. The circuit has a range of up to 10 meters. The transistor admits equivalent.

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2.8 W Stereo Amplifier (CB12553E)
The amplifier shown in figure 2 is based on the MAX9715 integrated circuit from Maxim...
Source Follower (CB6153E)
This stage for JFETs was found in a 1965 US publication, but is valid for modern components. |...
15 W Stereo Amplifier (CB18504E)
This circuit was found in a Japanese publication from 1971. The circuit uses components from the...