We find this oscillator in a 1980s documentation. The frequency depends on the crystal and the transistor used must be able to oscillate at the desired frequency.
Rapid Prototyping Boards for 32-bit Applications Include Peripherals, Easy-to-use Interface and...
A stereo digital mixer using the 4053 is built as shown in figure bellow. The IC must be powered...
This commercial receiver from the year 1958 uses two AA cells as Power supply. The circuit is...