This oscillator with emitter follower was found in an American documentation from the 80's. The circuit generates 100 MHz signals and the transistors admit modern equivalents.
This is the simulation of a Ultrasound Receiver using the 741 IC, an operational amplifier....
This car amplifier was found in the 1982 SGS Linear Integrated Circuits manual. The circuit can be...
The circuit shown in the figure activates a small indicator lamp that will start to flash when the...