1.(TCO 1) The equivalent of 500 mW in dB is:
2.(TCO 1) The equivalent of 5 dBm in watts is:
3. (TCO 1) The conversion of 0 dBm is equivalent to:
Group 2: MC ( 5 points)
1.(TCO 2) The signal at the input of an amplifier has an SNR of 25 dB. If the amplifier has an SNR of 24.4 dB at the output, the noise figure of the amplifier is given by:
2. (TCO 2) If the noise figure(NF) for an amplifier is zero dB, it means:
3.(TCO 2) As compared to 35o F, noise voltage at 82o F will be:
Group 3:
Type: MC (5 points)
1.(TCO 2) A signal voltage of 30 micro volts is applied to an amplifier. The input noise voltage is 5 micro volts. If the output signal is 10 mV and output noise is 2 mV, the noise figure is given by:
Type: MC ( 5 Points)
1.(TCO 1) If we transmit a signal without modulation, the two problems we would encounter are:
Group 4:
TYPE: E ( 9 points)
1.(TCO 1) The power gain for each of the three stage cascaded system is shown. Determine the output power in dBm for an input power of 4 dBm.
Group 6:
TYPE: E ( 9 points)
(TCO 2) For the given system, what frequency components will be obtained at the output of the high pass filter?(Write only the first three frequency components).
Comments
Content
1.(TCO 1) The equivalent of 500 mW in dB is:
2.(TCO 1) The equivalent of 5 dBm in watts is:
3. (TCO 1) The conversion of 0 dBm is equivalent to:
Group 2: MC ( 5 points)
1.(TCO 2) The signal at the input of an amplifier has an SNR of 25 dB. If the amplifier has an SNR of 24.4 dB at the output, the noise figure of the amplifier is given by:
2. (TCO 2) If the noise figure(NF) for an amplifier is zero dB, it means:
3.(TCO 2) As compared to 35o F, noise voltage at 82o F will be:
Group 3:
Type: MC (5 points)
1.(TCO 2) A signal voltage of 30 micro volts is applied to an amplifier. The input noise voltage is 5 micro volts. If the output signal is 10 mV and output noise is 2 mV, the noise figure is given by:
Type: MC ( 5 Points)
1.(TCO 1) If we transmit a signal without modulation, the two problems we would encounter are:
Group 4:
TYPE: E ( 9 points)
1.(TCO 1) The power gain for each of the three stage cascaded system is shown. Determine the output power in dBm for an input power of 4 dBm.
Group 6:
TYPE: E ( 9 points)
(TCO 2) For the given system, what frequency components will be obtained at the output of the high pass filter?(Write only the first three frequency components).