Which of the following combinational circuit is used for data transmission? a. Comparator O b. 7 segment decoder O c. Comparator O d. Multiplexer
Q: Both frequency and phase remain constant while the amplitude changes in a. QPSK O b. ASK O c. PSK O…
A: ASK, FSK and PSK are digital modulation technique.
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Q: The method used to transmit digital data from multiple sources over a single communicationchannel is…
A: Answer: (b) multiplexing
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A: Answer option A
Q: 25 noise ratio? Include in your answer what happens when the signal goes up or down and the same for…
A:
Q: lat is the (not inciuding ground) required for a simpleX D synchronous transmission and a simplex…
A:
Q: Which of the following devices or computer programs is used for conversion between analog and…
A:
Q: Which kind of crosstalk occurs between wire pairs near the source of the signal? a. Alien b. TX/RX…
A: Crosstalk between wire pairs The kind of crosstalk that occurs between wire pairs near the source…
Q: Which of the following waveforms can be generated by the output QA of the synchronous counter shown?…
A: According to the question we need to identify that which of the following waveforms can be generated…
Q: Q2: Solve ONLY one of the the following two questions: 1. Write a C18 program to toggle all the bits…
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Q: Five signal channels are sampled at the same rate and time- multiplexed. The multiplexed signal is…
A:
Q: We have a low-pass channel with bandwidth 100 kHz. What is channel?
A: The question has been answered in step2
Q: All of the following are transmission modes except:(a) simplex(b) complex(c) half-duplex(d)…
A: Correct answer: B
Q: b- What is the SNR for the following signal? time 0 1 3 60 8 10 signal 0.1 0.12 1.1 1.12 1.3 0.91…
A:
Q: If the transmitter transfer the data using flow control with speed 1.2Mbps and the receiver receive…
A:
Q: When adding two 32 bit values using a ripple adder which bits are added together first? the least…
A: A ripple carry adder is an adder circuit, that use the 2's complement representation for addition.…
Q: Q1:- An AM wave, calculate the power saving when the carrier and one sideband are suppressed…
A: Given Data:-
Q: What is the average power of the signal a(t) = 6cos 2000nt + 2sin(8000nt) + 4cos(4000at) ?
A: The correct answer of the questions is option ("18")
Q: ABC
A:
Q: The Arduino Uno has a 10-bit ADC. What is the value of val’ in the following cases? ) val =…
A: As per our company guidelines we are supposed to answer ?️only first 3️⃣ sub-parts. Kindly repost…
Q: 2. Assume you have a button which has to be pressed constantly for 10s. If it is pressed constantly…
A: So here circuit Diagram is given below
Q: 1) 4-bit Addition with 74LS283: Read the Manual for 74283 which is on the course webpage. Make the…
A: The Answer is in below Steps
Q: Which of the combinational circuits the output variables must be mutually exclusive; exactly one…
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Q: A list of 5 pulse rates: 70, 64, 80, 74, 92. What is the mean and the median for this list?
A: mean= sum of elements in the list/no. of observation median: arrange the elements in ascending…
Q: The transition band denotes the frequency range between the passband .and the stopband true O false…
A: Yes,the transition band denotes the frequency range between the passband and the stopband.
Q: 4. For the setup in Question 3, what are the pulse width counts for the -90 degree position which is…
A:
Q: This 8-bit word 10011010 is fed as control/command word to following devices: 8255, 8254, 8237, and…
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Q: in One hot encoding with two inputs, which 2-bit encoded mber you prefer to
A: The correct answer is 01
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A: ALOHA is a multiple access protocol for transmission of data via a shared network channel. There are…
Q: FDM is more efficient than TDM. Select one: True False
A: FDM (Frequency Division Multiplexing): It is an analog method which means that it is been used with…
Q: What is the output signal voltage for a gain of 20 and input voltage of 20mV? O 10V O 4V O 400mV O…
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Q: PWM stands for Pulse Width Modification. True or False? O True O False
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Q: How many 2-to-4 line decoders are required to design one 4-to-16 line decoder? O 1 O 3 O 7 5
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Q: QUESTION 3 What is the phase angle between the following two signals s1(t) = -25 sin(wt - 35°) s2(t)…
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Q: In QAM, two carriers with a phase difference of 90 degrees is used Select one: O True O False
A: QAM uses both amplitude and phase components to produce a kind of modulation that may give high…
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Q: Which of the following are true statements about the ADXL335 accelerometer? O An output of 5 volts…
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Q: 4. Given a multiplexer: Assume i3 = 0, i2 = 1, il = 1, and iO = 0. a) If s1 = 0 and s0 = 0, then y =…
A: Multiplexer: It is an electronic switch that can connect one out of 'n' inputs to output. It cannot…
Q: Which type of filter is used to turn a PWM signal into an analog voltage? OI t depends on the PWM…
A: c) Low pass filter
Q: If a digitizied signal has the data rate as 32 Kbps, which one is true?
A: The correct option for this question is option key because of the fact that we will be transferring…
Q: 2. What is the minimum rate at which a speech signal can be sampled for the purpose of PAM? 3. What…
A: 2) minimum bandwidth = 1/(2T) = 1/(2Tb) = Data rate/2 = 24 kHz for PAM with two levels. To convert…
Q: pose you have the following modulated signal: Ø(t) = 6 cos(1600nt) + 22 cos(1800nt) + 6cos(2000t) e:
A:
Q: How must the Uno be configured to create a traffic light(using three LEDs)? A. 1 pin must be…
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Q: What is the amount of carrier swing necessary to produce an 80% modulation for the audio portion of…
A: for Audio portion of TV band : δmax ≈ 15.5 kHz
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- One of these statements is false in terms of the I/O channels types: a.selector channel transfer data in parallel b.multiplexor channel selects more than one I/O device simultaneously. c.none of the above d.multiplexor channel transfer data in parallelq10 Which of the following devices can be used to measure the phase difference between two ac signals? Digital counter timer ac bridge Wein bridge osilloscope3. Equipment that uses RS 232 cables typically connects to a 9 pin port on a PC.The above statement is: a. TRUE b. FALSE
- Question 1 Given the below arduino code for a blinking LED: void setup() { int LED = 8 pinMode(LED,OUTPUT); } void loop() { digitalWrite(LED,HIGH); delay(200); digitalWrite(LED,LOW); delay(300); } Modify the code so that the LED is connected to pin 5 and the delay is one and half second between each blinking. What happened to the led speed blinking when the delay was changed?Sheet4 There is a buzzer connected to the 0 pin of PortB. Write a program that turns the buzzer on 3 different tones with 25% pulse time with the button at bit 0 of Port A, 50% pulse time with the button at bit 1 of Port A, and 75% pulse time with the button at bit 2 of Port A.In the DVR instructions in Figure 1.1, Step 3 says, "Enter the channel number that you want to record and press the button labeled CHAN." Is that an unambiguous and well-defined operation? Explain why or why not.
- The VGA specifications give the following details for the parts of a single horizontal scan: Active Data 25.422 μs (colors!) Front Porch 0.636 μs (dark time) Sync Pulse 3.813 μs (dark time) Back Porch 1.907 μs (dark time) A. Calculate the total time for a complete horizontal scan line (sum all the parts above). Calculate the horizontal scan rate (how many scan lines per second?) expressed in kilohertz (kHz). B. Calculate the number of clock cycles for each of these parts of the signal, including the total (divide the time by the time per clock cycle, calculated in step 1). As a reality check, the data should be 640 pixels wide (remember, 1 clock cycle = 1 pixel) and the whole scan line should be 800 pixels. Round your answers to integers since we can only count in units of whole pixels. The VGA specifications give the following details for the parts of a single horizontal scan: Active Data 25.422 μs (colors!) Front Porch 0.636 μs (dark time) Sync Pulse 3.813 μs (dark time) Back Porch 1.907 μs (dark time) A. Calculate the total time for a complete horizontal scan line (sum all the parts above). Calculate the horizontal scan rate (how many scan lines per second?) expressed in kilohertz (kHz). B. Calculate the number of clock cycles for each of these parts of the signal, including the total (divide the time by the time per clock cycle, calculated in step 1). As a reality check, the data should be 640 pixels wide (remember, 1 clock cycle = 1 pixel) and the whole scan line should be 800 pixels. Round your answers to integers since we can only count in units of whole pixels. (2) 3. IBM specified that 480 of these scan lines are used to make a complete picture. Calculate the total time for these 480 scan lines (the vertical active data). Express the answer in milliseconds…2. The VGA specifications give the following details for the parts of a single horizontal scan: Active Data 25.422 μs (colors!) Front Porch 0.636 μs (dark time) Sync Pulse 3.813 μs (dark time) Back Porch 1.907 μs (dark time) A. Calculate the total time for a complete horizontal scan line (sum all the parts above). Calculate the horizontal scan rate (how many scan lines per second?) expressed in kilohertz (kHz). B. Calculate the number of clock cycles for each of these parts of the signal, including the total (divide the time by the time per clock cycle, calculated in step 1). As a reality check, the data should be 640 pixels wide (remember, 1 clock cycle = 1 pixel) and the whole scan line should be 800 pixels. Round your answers to integers since we can only count in units of whole pixels. (2) 3. IBM specified that 480 of these scan lines are used to make a complete picture. Calculate the total time for these 480 scan lines (the vertical active data). Express the answer in milliseconds…
- Hello, I have to solve this problem, I only need the code since I already made the connection of the circuit "It asks to use a system that reads an IR keyboard, and if pressed:button 1 turns on a spotlight and sends the message to an LCD: Garage spotlight onbutton 2 turns off the light and sends a message to an LCD: garage light offbutton 3 activates an ultrasonic sensor and if it detects something less than 1 meter away, it activates a buzzer and a message onthe LCD: intruder detected.And if the alarm is activated it can only be stopped with the red on button of the IR keyboard"EXPLAIN LINE BY LINE THIS ARDUINO CODE Please explain each and every line in detail Simple Cylon Cylon Eye sweep using 5 LEDs */ unsigned char upDown=1; unsigned char cylon=0; void setup() { DDRB = B00011111; } void loop() { if(upDown==1){ cylon++; if(cylon>=4) upDown=0; } else { cylon--; if(cylon==0) upDown=1; } PORTB = 1 << cylon; delay(150); }Which input port in the circuit of the Figure below is selected for input operation if the address within the I/O space is 1F03H? Required to answer. Single choice. A. Port 0 B. Port 1 C. None of the port is selected by this address D. Any port can be selected by this address E. Port 2
