This differential amplifier, found in a 1964 Electronic Design, has a gain of 30. The setting can be applied to modern equivalent transistors.
July 2017 - Texas Instruments' new 8-channel digital switches for I2C applications can be found at...
We found this circuit in a European publication of the 1980s. The transistor could be the BC549. The...
Indicated to power a decoder system circuit, this power supply used a regulator circuit of the...