Found in a 1990s Popular Electronics, this circuit uses two transistors to boost the power of a 741 with audio signals. The power depends on the transistors used, which can be general-purpose types.
August 2017 - The PIC32MM microcontrollers of the Microchip 32-Bit Family can be obtained from...
This circuit was found in a 80s American documentation. The zener diodes determine the points of...
This circuit monitors the state of a 12 V battery and can be used directly with one, or even in a...