This differential amplifier, found in a 1964 Electronic Design, has a gain of 30. The setting can be applied to modern equivalent transistors.
This circuit was found in a 1987 Radioaficion Microcomputacion magazine. This Spanish magazine no longer...
The 4511 is a 7-segment latch driver providing up to 25 mA in each output. The typical application using the...
This circuit was found in a 1980s documentation. The operational amplifier is of a common type at the...