This hybrid power supply circuit was found in the August 1997 issue of Electronics Now magazine. The power transistor and the integrated circuit must be provided with heat sinks.
This simple amplifier stage with a transistor has a linear response from 25 Hz to 120 kHz. The...
The output transistors can be the TIP41 and the BD135 and BD136 drivers. TR1 can be a BC558 and...
The general-purpose thermostat shown in the figure uses a high-resistive thermistor as a sensor....