This 1 to 40 MHz amplifier is from a 1969 Motorola documentation. The components are of the time but admit modern equivalents.
August 2017 - STMicroelectronics' new T850 switches with triacs up to 8 A can be obtained from...
Found in a 1967 Electronics World, this circuit can use any modern equivalent FET. Observe the...
July 2017 - Texas Instruments' new bidirectional current controllers LM5170-Q1 for power...