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Devices to interrupt or route a signal or power one of several ways.

5 votes

How can I wire a 9-position switch so that each position turns on one more LED than the one ...

Closing any of the switches will cause the buffer directly connected to it to go to 0, which turns low all the buffers below it. 4050 has 6 buffers. You will need 2 of them for 9 LEDs. …
kbrgrty3's user avatar