This circuit uses uncommon Texas Instruments components today. The circuit is from an American documentation. Transistors are commonly used PNP. The display is 7 segment multiplexed.
Found in a 1980 publication, this circuit triggers a power lamp, making it blink when light hits...
This is the traditional configuration of the 7806 as a 12 to 6 V automotive voltage reducer. The...
With this circuit it is possible to control the frequency of a 555 astable, given by C1 and R1...