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Consumer Electronics by S. P. Bali

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Fill in the Blanks

  1. Most of the world's long distance telephony systems employ _______________ groups.
  2. A complete group of 12-channels occupies a bandwidth from _______________ to _______________
  3. The attenuator ensures that the filter works into a load of _______________ impedance.
  4. Repeaters are designed to amplify incoming signals to offset _______________.
  5. The 12-channel group can be used as a _______________ for the next larger system.
  6. The latest transatlantic cable has a 30 MHz bandwidth and an installed capacity of _______________ circuits.
ANSWERS

Fill in the Blanks

  1. 12-channel

  2. 60 kHz, 108 kHz

  3. constant

  4. transmission losses

  5. building block

  6. 4000–3 kHz.

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