Found in documentation from the 1980s, this circuit can generate signals between 6 and 8 MHz. The frequency can be slightly varied in the setting. FET is a general-purpose type.
Found in an American publication from the 90s, this circuit allows the supply of 3, 6 and 9 V...
This circuit was found in Motorola's 1968 documentation. It can be built on current equivalent...
This circuit matches a high impedance input signal with a low impedance output. This circuit is...