solution to the mystery 3 led + 3 switches series puzzle

[asdf]

Remember that misteryous video in which 3 leds connected in series could
be lit selectively by 3 switches in series as well?

Here's the solution. Obvious use of diodes, AC and inductors, but he did
a really good work hiding all that stuff.

 

[Ralph Barone]

Remember that misteryous video in which 3 leds connected in series could
be lit selectively by 3 switches in series as well?

Here's the solution. Obvious use of diodes, AC and inductors, but he did
a really good work hiding all that stuff.

Great job. Amazing what you can do with SMT parts.