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Reply To: The official Challenge 10 tips and hints thread


🙂 @Harry, do you see what you commented there? Do you think it is going to take @Bookwyrm 8 years to solve 10B Umm??? 😉 I know, I know.

When I was at that age I had just started being interested in electronics – 4 years later I built a TRF radio of my own design that won me a school prize.
Such happy times and memorys of my pre-teen age.

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