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Telecom Foundations
Try these first, even if you're not sure. Guessing primes your brain.
AM radio reaches 100 km but home WiFi dies in the garden. Why?
Two "5G" plans: one is fast, one is slow. Both real 5G. Why differ?
Why can't an operator just use any radio frequencies they want?
Answer all 3to continue — it's OK to be wrong.