This 5-tube hi-fi amplifier was found in an American publication from 1947; The output is in class B and the circuit uses a source with transformer.
A fourth version of a non-retriggerable monostable is shown in Figure. It is triggered by the...
June 2017 - Mouser Electronics has the new Texas Instruments OPA167x series operational amplifiers available...
This conventional series reducer circuit reduces the voltage of a 12 V battery to the selected value...