This circuit was found in an Electronics World of 1969. The circuit has a drain current of approximately 150 uA. The frequency generated is 1 MHz with the indicated components.
The purpose of the circuit shown in the figure is to open and close the contacts of a relay...
This direct-coupled two-transistor amplifier stage was published in the September 1958 Radio...
I found this circuit in a 1986 English magazine. It can still be easily assembled, replacing the...