Abstract: The superior speed capabilities of vacuum tubes have led to their use in computer designs to replace relays. Because of their small size, low power consumption, and long life expectancy, it ...

2 shows the circuit diagram of the multiwire continuity tester. The circuit is built around the CD4047 (IC1), the 4017 decade counter (IC2), ten LEDs, a BC548 transistor (T1), a piezo-buzzer ...

A KRA PIN is a must-have for every Kenyan citizen who is 18 years old and above. If you forget your PIN, you can retrieve it via the KRA PIN checker using ID number. There are several other ways you ...