Manual Clock 7400 (CB22411E)

This circuit to produce clock pulses is manually driven. The circuit is TTL and must be powered by 5 V.

SCR Steady Hand (CB22098E)
This “test your nerves” game was found in old documentation. The SCR can be of any sensitive type,...
10 W amplifier TDA2006 II (CB15242E)
The power supply for this circuit must be symmetrical at 15 + 15 V and the load at 4 or 8 ohms. The...
1 A Adjustable Power Supply LM109 (CB14501E)
The LM109, which is not common today, was manufactured by many semiconductor companies. This...