#1

— What do you call a transistor that you’ve spent a week simulating, only for it to stay stuck in the triode region?

— An active resistor.

#2

Customer: Do you have any two-watt, 4-volt bulbs?

Sales Rep: For what?

Customer: No, two.

Sales Rep: Two what?

Customer: Yes.

Sales Rep: No.

#3

Before studying engineering, if someone asked me what 1+1 is, I would have said “2.”

Now, I’d say, “I’m pretty sure it’s 2, but we’d better make it three just to be safe.”