This circuit protects galvanometers that are excited by low impedance amplifiers. The circuit is from na old Electronic Design. The components are from the era.
With this circuit (shield) we can control a load from 500 mA to 1 A, depending on the transistor, using a...
This circuit can supply currents up to 1 A from alternating input voltages. The circuit uses...
This circuit can be used as part of a Vox project or as an input shield for a microcontroller that...