100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
SPECTRUM FIELD TECH 2024 QUESTIONS AND ANSWERS $14.49   Add to cart

Exam (elaborations)

SPECTRUM FIELD TECH 2024 QUESTIONS AND ANSWERS

 3 views  0 purchase
  • Course
  • SPECTRUM FIELD TECH
  • Institution
  • SPECTRUM FIELD TECH

SPECTRUM FIELD TECH 2024 QUESTIONS AND ANSWERS

Preview 2 out of 12  pages

  • September 1, 2024
  • 12
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • SPECTRUM FIELD TECH
  • SPECTRUM FIELD TECH
avatar-seller
Teacher101
SPECTRUM FIELD TECH

Higher BER can be caused by? - ANSWERS-Ingress

Distortion

Noise

Interference

Hum

Reflection



Spaced errors - ANSWERS-Errors that are spread out because of noise



Burst errors - ANSWERS-Errors that are grouped together because of intermittent
problems such as ingress or loose connectors



FEC - ANSWERS-Generates and introduces additional bits as data is transmitted



Uncorrectable FEC errors are caused by: - ANSWERS-Impulsive noise or ingress
interference

Loose or intermittent connections

A faulty modem

, MER - ANSWERS-A measurement used to quantify the performance of
communications system transmitting a digital signal



Industry acceptable MER values for QPSK - ANSWERS-~24dB



Industry acceptable MER values for 64-QAM - ANSWERS-~27dB



Industry acceptable MER values for 256-QAM - ANSWERS-~31dB



Voltage - ANSWERS-Measurement of the force or pressure that electrons to move



1v equals what? - ANSWERS-1 current of 1 ampere through a resistance of one
ohm



Current are measured in what? - ANSWERS-Amperes



Resistance - ANSWERS-The opposition a material offers to the flow of current



Power - ANSWERS-The rate at which work is done. Measured in watts



1 watt= what? - ANSWERS-1V X 1AMP

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller Teacher101. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $14.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79223 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$14.49
  • (0)
  Add to cart