Found in a 90s Electronic Design, this circuit provides a highly stable 60 Hz sine signal for applications such as inverters. The components used are common today.
E) This audio filter was found in the August 1993 issue of Radio Electronics magazine. It cuts low...
This defrost alarm starts from an interesting idea. A small magnet on an ice stone is trapped at the...
This circuit was obtained from a Linear Technology manual from the 1990s. The components may have...