This circuit for currents from 500 mA to 1.5 A was found on a Ham Radio from the 90s. R4 determines the current in the load under test. Transistors must be equipped with radiators.
The figure shows an application of the LM377 in a small inverting stereo amplifier with output...
This 500 MHz oscillator has an output power of 1 W when powered by a 20 V source. The circuit was...
We can use this amplifier with low impedance headphones with good performance. Possible...