This Hughes circuit is from 1968. Equivalent modern components can be used. The input impedance is 1000 M ohm.
This circuit that uses only discrete components (transistors) mimics the sound of an American...
This circuit was found in a Mallory documentation from 1968. The integrated circuit is of the...
When the power is turned on, the output that goes to the high Iogic Ievel is not necessarily the...