Amateur Extra › E6 Circuit Components › E6C08
E6C08
In Figure E6-3, which is the schematic symbol for a NAND gate?

Pick an answer to check it.
Answer: B. 2
Symbol 2 is the AND gate shape (flat back, round front) with a small circle on the output. The circle means inversion, so AND plus inversion is NAND.
Tip: NAND = AND with a bubble.