LESSON 2..................................Signal Input Circuits
All exercises of this lesson are of equal weight.
The total weight is 100.
All references are to TM 11-665, unless otherwise indicated.
1. b--para 107b
2. c--para 110c
3. d--para 112
4. c--para 127a(1)
5. b--para 127b(1)
6. d--para 128c
7. b--para 128f
8. c--para 129b, c, fig. 176, 177
9. c--para 131b
10. c--para 132a
11. d--para 133b, c
12. d--para 149a(3), 149d(1)
The wavetrap should be tuned to the unwanted (image) frequency.
Since the
oscillator is tuned above the input signal, the image frequency is equal to the
signal frequency plus twice the IF or 15.252 + (2 x 462) = 16,176 kHz.
13. a--para 149e(2)
14. c--para 149a(4)
15. c--Attached Memorandum, para 2-1
16. d--Attached Memorandum, para 2-2a
17. c--Attached Memorandum, para 2-3e
18. a--Attached Memorandum, para 2-3c, d
19. a--Attached Memorandum, para 2-4a
20. a--Attached Memorandum, para 2-4b
322 S
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