We found this circuit in the National Semiconductor Linear Applications Handbook of 1994. The components used are not very common today.
The frequency of the produced sound depends on the capacitor. With capacitors of known values, you can...
This circuit is from a 1982 publication. How about waking up to the first rays of sunlight? No,...
July 2017 - Microchip's new MCP39F511 demonstration and development boards, which consist of...