SIGNALS

04 / 13

1420

Does the number tell you what is waving?

Fourteen twenty. Tap hertz. Then tap megahertz. The same digits. A million times apart. Does the number tell you what is waving?

The number

1420

Tap Hz to hear air oscillating. Tap MHz for the radio line. Same digits. A million times. Your ears cannot hear MHz.

  1. Source

    A number

  2. Medium

    Units

  3. Signal

    Hz or MHz

  4. Detector

    Your attention

  5. Measurement

    Cycles per second

  6. Meaning

    The carrier still has to be named