Which Frequencies Are Used in Modern Communication Technologies?

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SUMMARY

The discussion focuses on the Electromagnetic Spectrum ranges utilized in modern communication technologies, specifically referencing the FCC (Federal Communication Commission) regulations. Key frequency bands are categorized into reserved for future expansion, emergency services, commercial use, licensed amateur radio (ham), and public access. The analysis emphasizes the importance of visual data representation, such as tables and graphs, to interpret the allocation and availability of these frequency bands. The conversation highlights the need for ongoing assessment of reserved frequencies to accommodate emerging technologies.

PREREQUISITES
  • Understanding of the Electromagnetic Spectrum
  • Familiarity with FCC regulations and frequency allocation
  • Basic knowledge of communication technologies
  • Ability to interpret graphical data and tables
NEXT STEPS
  • Research the latest FCC frequency allocation tables
  • Learn about the implications of frequency reservation for future technologies
  • Explore the role of emergency communication frequencies
  • Investigate commercial and public frequency usage trends
USEFUL FOR

Telecommunications engineers, regulatory professionals, and technology developers interested in understanding frequency allocation and its impact on modern communication systems.

xhm100
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3. Identify the Electromagnetic Spectrum range utilised in modern communication technologies. You must include secondary data in tabular and/or graphical form, interpret it into words and analyse.

What kind of tables or graphs would I want to show here?
 
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look up FCC (Federal Communication Commission).
Some bands are reserved for future expansion, some for emergency,
some for commercial and licenced, some regulated (ham), some public.

How much "reserved" is left for when new technology becomes available?
 
The book claims the answer is that all the magnitudes are the same because "the gravitational force on the penguin is the same". I'm having trouble understanding this. I thought the buoyant force was equal to the weight of the fluid displaced. Weight depends on mass which depends on density. Therefore, due to the differing densities the buoyant force will be different in each case? Is this incorrect?

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