This circuit was found in an 80's Electronic Design. It amplifies TTL fast signals for a coaxial cable. TTL is from the S (Schottky) line and transistors are types of the time.
July 2017 - Texas Instruments' new bidirectional current controllers LM5170-Q1 for power...
This circuit provides voltages and a 1 kHz signal for measurement bridges. The circuit is from...
Suggested by National based on the LM6218, this circuit from the 90s has high speed...