This differential amplifier, found in a 1964 Electronic Design, has a gain of 30. The setting can be applied to modern equivalent transistors.
Found in an Electronic Design from the 90s, this circuit measures the phase difference between two...
This small transmitter can send its signals to a receiver placed at distances up to 100 m. The...
This step uses germanium transistors such as the AC151, GE2, and others having been found in a...