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  1. M

    Radio frequencies - How do they work?

    I'm not up to speed with radio signal technicalities, so perhaps someone could explain this issue. Why can I walk anywhere in the house or garden with my (radio) wireless headphones and get a clear signal about 30 metres away, even through a wall? (I did this for test purposes, not usual usage)...
  2. M

    Ok I feel cheated by the exam boards.

    Since when was it necessary to hand these awards out? I had to catch one to go to school way back, maybe it's a cunning ploy in the fight against truancy. Text