4) Express 35dBm in terms of (a) dB and (b) dBV
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- Q1) What is the output power in dBm ? Diagram is-Calculate the low frequency gain in dB.Consider a telephone line initially noiseless channel having bandwidth and signal level determined by the network engineer. Calculate maximum data rate. After certain distance the channel becomes extremely noisy, so that the noise is strong which faints the signal .Calculate the capacity of the channel.
- 9. The term “M-ary” in M-ary modulation derives from the word ___________.A. binaryB. baudC. bitD. bandwidthi. Consider an 8 digital channel connected using Frequency Division Multiplexing, ach transmitting at a speed of 2Mbps and total use frequency of 8 MHz. Draw the configuration of the data channels (digital) using FDM.For the system shown in Figure 2, find the equivalentsingle transfer function by using(a)Mason`s rule and(b)Reduction of block diagram method.
- N-channel Mosfet compared to P channel mosfetWhich of the following is true?A) It is faster.B) It has a lower input impedance.C) It has a lower noise level.D) none1. Determine the number of terminal phase states in the state trellis diagram for (a) a full response binary CPFSK with either h = 2/3 or 3/4 and (b) a partial response L = 3 binary CPFSK with either h = 2/3 or 3/4 .2. What are the maximum rate and bandwidth of QPSK modulation
- The channel capacity of a telephone line noiseless channel is 100 kbps with bandwidth (B-3 kHz). Find the following: --The value of M of the M-ary digital modulator -The new value of M that is needed to double the channel capacity. -The value of S/N ratio if the telephone line is considered as noisy channel.Plz solve this question ASAP Signal & systemsthe change in the frequency by factor two , equivalent to one ...................resulting in .................. dB change ratio. while the change in frequency by factor ten , equivalent to one ......................