Podcast
Questions and Answers
What is one advantage of digital communication?
What is one advantage of digital communication?
- Low bandwidth requirement (correct)
- Complicated circuitry
- Unsuitable for encryption
- High power consumption
According to Hartley’s Law, what is the information capacity proportional to?
According to Hartley’s Law, what is the information capacity proportional to?
- Frequency range and time of transmission (correct)
- Time of transmission only
- Signal strength
- Frequency range only
What is a disadvantage of digital communications?
What is a disadvantage of digital communications?
- Low bandwidth requirement
- Low power consumption
- No need for synchronization
- High power consumption due to multiple stages (correct)
What does Shannon's limit formula calculate?
What does Shannon's limit formula calculate?
What is one advantage of digital communication according to the given text?
What is one advantage of digital communication according to the given text?
According to Hartley’s Law, what is the information capacity proportional to?
According to Hartley’s Law, what is the information capacity proportional to?
What is the maximum data rate for a satellite TV channel with a signal to noise ratio of 20dB and a video bandwidth of 10MHz?
What is the maximum data rate for a satellite TV channel with a signal to noise ratio of 20dB and a video bandwidth of 10MHz?
Is it possible to approach error-free transmission with a 100-kbps data stream on a voice grade telephone circuit with a bandwidth of 3kHz and a SNR of 10 dB?
Is it possible to approach error-free transmission with a 100-kbps data stream on a voice grade telephone circuit with a bandwidth of 3kHz and a SNR of 10 dB?
For a telephone line with a signal to noise ratio of 30 dB, what is the required bandwidth to achieve the maximum data rate of 3 Mbps?
For a telephone line with a signal to noise ratio of 30 dB, what is the required bandwidth to achieve the maximum data rate of 3 Mbps?
A telephone line has a bandwidth of 3.2 kHz and a signal to noise ratio of 35 dB. A signal is transmitted using a four-level code. What is the maximum theoretical data rate?
A telephone line has a bandwidth of 3.2 kHz and a signal to noise ratio of 35 dB. A signal is transmitted using a four-level code. What is the maximum theoretical data rate?
A broadcast television channel has a bandwidth of 6 MHz. What is the maximum data rate that could be carried in this TV channel using a 16-level code?
A broadcast television channel has a bandwidth of 6 MHz. What is the maximum data rate that could be carried in this TV channel using a 16-level code?
What is the power in dBm for power consumption of 100mW?
What is the power in dBm for power consumption of 100mW?
What is the power in milliwatts for power consumption of 20 dBm?
What is the power in milliwatts for power consumption of 20 dBm?
What is the power in Watts for power consumption of 40 dBm?
What is the power in Watts for power consumption of 40 dBm?
"What is the power in dBm for power consumption of 100W?"
"What is the power in dBm for power consumption of 100W?"
"What is power in Watts for power consumption of 40dBm?"
"What is power in Watts for power consumption of 40dBm?"
"What is the power in milliwatts for power consumption of 20dBm?"
"What is the power in milliwatts for power consumption of 20dBm?"