This page has every Communication Electronics N6 April paper we have, from 2014 to 2021: 7 question papers and 4 memos in 11 PDFs. The newest year is first. Each paper shows the first page of questions, its marks and time, and what the questions cover.
Communication Electronics N6 April papers by year
Topics that come up most in Communication Electronics N6 April
Counted from the questions in the papers on this page: how many papers each topic appears in, and its average marks.
Topic Papers Average marks
Antennas 3 20 Transmission Lines 3 19 Noise 3 16 Modulation and Demodulation 3 15 Attenuators and Filters 1 35 Attenuator and Filters 1 25 Filters 1 17 Attenuators 1 16
Communication Electronics N6 April 2021 question papers and memos
April 2021: Electronics
Communication Electronics N6 April 2021: Electronics question paper
100 marks · 3 hours · 6 pages · 6 questions
What is in this paper (6 questions)
Q1
1.1 Design a π-section to match impedances of 600 Ω to 125 Ω with an 17 marks
Q2
2.1 Define the term transmission line. (2) 16 marks
Q3
3.1 Differentiate between a vertically polarised and a horizontally polarised 21 marks
Q4
4.1 Explain how thermal agitation noise is generated in a receiver. (5) 19 marks
Q5
5.1 Differentiate between: 13 marks
Q6
A satellite transmitter operating at a frequency of 950 MHz radiates 60 kW of RF power 14 marks
Instructions to candidates Answer all the questions. Read all the questions carefully. Number the answers according to the numbering system used in this question paper. Start each question on a new page. Write neatly and legibly. (8080246) -3-
Communication Electronics N6 April 2020 question papers and memos
April 2020: Electronics
Communication Electronics N6 April 2020: Electronics question paper
100 marks · 3 hours · 5 pages · 6 questions
What is in this paper (6 questions)
Q1
Use the information in the given graph and design a filter for a 600 Ω 19 marks
Q2
2.1 Draw and fully label each of the following balanced attenuator networks: 14 marks
Q3
3.1 Calculate the standing wave ratio for each of the following loads connected to 17 marks
Q4
4.1 The following information concerning a two-stage amplifier is given: 16 marks
Q5
5.1 Draw a neat, labelled circuit diagra mCl asofs Ca modulator using a n 18 marks
Q6
6.1 Indicate whether the following statement is TRUE or FALSE by writing onl y 16 marks
Instructions to candidates Answer all the questions. Read all the questions carefully. Number the answers according to the numbering sem usysted in thi s question paper. Start each question on a new page. Write neatly and legibly. (8080246) -3-
Communication Electronics N6 April 2019 question papers and memos
April 2019: Electronics
Communication Electronics N6 April 2019: Electronics question paper
100 marks · 3 hours · 6 pages · 6 questions
The memo for this paper is not available yet.
What is in this paper (6 questions)
Q1
Filters 1.1 Design a T-section filter network that will eliminate all frequencies between the 17 marks
Q2
Attenuators 2.1 Determine the values of Z , Z and Z in the attenuator network in FIGURE 1 16 marks
Q3
Transmission Lines 3.1 Explain how the reactive component can be tuned out of a transmission line 16 marks
Q4
Noise 4.1 An FM-receiver has an input resistance of 5 kilo-ohms and an equivalent 17 marks
Q5
Modulation and Demodulation 5.1 Draw a neat, labelled circuit diagram of a class C modulator using an NPN 18 marks
Q6
Antennas 6.1 Define bandwidth of an antenna. (2) 16 marks
Instructions to candidates Answer ALL the questions. Read ALL the questions carefully. Number the answers according to the numbering system used in this question paper. Sketches must be large, neat and fully labelled. Write neatly and legibly. (8080246) -3-
Communication Electronics N6 April 2018 question papers and memos
April 2018: Electronics
Communication Electronics N6 April 2018: Electronics question paper
100 marks · 3 hours · 5 pages · 5 questions
What is in this paper (5 questions)
Q1
Attenuators and Filters 1.1 Define an attenuator. (2) 35 marks
Q2
Transmission Lines 2.1 Define a transmission line. (2) 15 marks
Q3
Antennas 3.1 Explain each of the following terms regarding an antenna: 20 marks
Q4
Noise 4.1 Explain why pulse-duration modulation gives a better signal-to-noise 15 marks
Q5
Modulation and Demodulation 5.1 Explain why a frequency-modulation system is preferred rather than an 15 marks
Instructions to candidates Answer ALL the questions. Read ALL the questions carefully. Number the answers according to the numbering system used in this question paper. Write neatly and legibly. (8080246) -3- T400(E)(A10)T
Communication Electronics N6 April 2016 question papers and memos
April 2016: Electronics
Communication Electronics N6 April 2016: Electronics question paper
100 marks · 3 hours · 5 pages · 5 questions
What is in this paper (5 questions)
Q1
Attenuator and Filters 1.1 Study FIGURE 1 below and answer the questions. 25 marks
Q2
Transmission Lines 2.1 Distinguish with the aid of labelled diagrams between the following TWO 25 marks
Q3
Antennas 3.1 Define the term capture area. (3) 23 marks
Q4
Noise 4.1 Define the term noise with regard to electronics. (3) 16 marks
Q5
Modulation and Demodulation 5.1 Refer to the practical diode detector circuit below to calculate the maximum 11 marks
Instructions to candidates Answer ALL the questions. Read ALL the questions carefully. Number the answers according to the numbering system used in this question paper. Write neatly and legibly. (8080246) -3- T320(E)(A11)T
Communication Electronics N6 April 2015 question papers and memos
April 2015: Electronics
Communication Electronics N6 April 2015: Electronics question paper
The memo for this paper is not available yet.
Communication Electronics N6 April 2014 question papers and memos
April 2014: Electronics
Communication Electronics N6 April 2014: Electronics question paper
The memo for this paper is not available yet.
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Questions about these papers
Which years of Communication Electronics N6 April papers are on this page? Papers from 2021, 2020, 2019, 2018, 2016, 2015, 2014. The newest year is at the top.
How many marks is the Communication Electronics N6 April electronics? Electronics is usually out of 100 marks and you get 3 hours to write it.
Are the memos included? Yes. 4 of the 7 papers on this page have their marking memo next to the question paper.
Which topics come up most in Electronics? Antennas, transmission lines and noise, based on 3 papers on this page.
