This circuit was found in a 1980s Signetics documentation. The integrated circuit is from the era. The circuit enables coded matrix control via a toggle switch.
The circuit shown is a Step-Down converter that can provide a 5 A output with 4 to 18 V inputs. The...
This source was found in Philips' 60s documentation. The transistors are from the era and the...
Found in an ancient American documentation, this circuit can generate signals up to 40 MHz for a...