Let's Make Robots!

Does anyone know resistor codes?

Hey folks,

I am working on an IR thing, I don't understand 4k7... is that 4007? why is 7 after the k? Can I get it at radio shack? I'm an idiot but i used to know this... (give me anything you got)

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"BB ROY of Great Britain has a Very Good Wife" is my favourite
You might find this chap a bit irritating, but I like his style...