Course #3 Frequency & Spectrum

Before Taking the test, it may be a good idea to print the information on Course #3 - Frequency & Spectrum. Use this as a guide. Once you start the test you cannot go back without losing your answers. YES you will be graded on this quiz, so sharpen you pencil. Good luck!

1. Voice signals are within which of the following frequency ranges? 15 Hz to 15,000 Hz 15 Hz to 3,000 Hz 300 KHz to 30MHz None of the above. 2. The atmosphere that surrounds the earth acts to attenuate and refract signals. True False 3. The UHF band is within which of the following frequency ranges? 25 MHz to 50 MHz 136 MHz to 174 MHz 403 MHz to 512 MHz 800/900 MHz 4. Which of the following frequency bands is most susceptible to noise interference? VHF Lowband VHF Highband UHF Band 800/900MHz 5. Which of the following frequency bands has the best range in urban areas? VHF Lowband VHF Highband UHF Band None of the above. 6. Which of the following frequency bands is able to bounce off of and penetrate buildings? VHF Lowband VHF Highband 800/900 MHz None of the above. 7. Which of the following frequency bands is generaly best suited for suburban and mixed urban and rural areas? VHF Lowband VHF Highband UHF Band 800/900 MHz 8. Which of the following terms is used to describe the number of users assigned to the same frequency? Hertz Congestion Channel Loading Spectrum Management

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