We found this circuit in a 1965 Electronic Design. Transistors are still common but admit equivalents for some of them. The circuit drains a current of only 4 mA.
This amplifier obtained from Signetics documentation can operate with signals ranging from the...
August 2016 - Mouser Electronics is already providing new MKR1000 Arduino board, a practical...
This circuit measures temperatures from +5 to + 300º F using a sensor from National Semiconductor not very...