This circuit was found in National Semiconductor documentation from the 1990s. The circuit has a 75 ohm output.
Equivalent transistors, such as the BC548, can be used in this circuit that we find in...
Found in a 90s documentation, this circuit makes use of D1, a switching diode that is uncommon today....
This is the suggested transmitter circuit for the CB16880E. The emitting LED must be a...