This circuit was found in 1980s Radio Electronics. The circuit includes the power supply. The ICL8038 circuit was very common at the time in this type of application.
This circuit was suggested by Sprague Electric in an 80's documentation. The circuit uses a...
This micro AM radio will tune strong stations in the frequency range between 530 and 1,600 kHz....
The circuit shown in the figure generates a signal between 50 and 100 MHz and can therefore be...