Found in documentation from the 1990s, this circuit supports equivalent transistors. The range is on the order of a few tens of meters.
The 10 W power is obtained with a load of 2 ohms. The integrated circuit must be mounted on a good...
This TTL circuit was found in the February 1973 issue of Radio Electronics magazine. The power...
This circuit was originally designed for testing crystals used in color televisions, but it works...