We found this circuit in a 1972 publication. The circuit is indicated for the application of TTL signals for transmission via coaxial cable. The circuit must be powered by a voltage of 5 V.
Maxim MAX16813B 4 Channel LED Driver These Maxim Integrated LED drivers are available from Mouser...
Found in old documentation, this circuit applies to almost any common operational amplifier or...
This circuit can be used with the 27 MHz transmitter from the previous circuit in a remote-control system...