a. 3 db.
c. 18 db.
b. 6 db.
d. 36 db.
17. If the line has the nominal loss for an LD trunk, the receive level will
a. -3 dbm.
c. -9 dbm.
b. -6 dbm.
d. -12 dbm.
18. Assume that the circuit conditioner finds that the net loss of the LD
trunk rises to 9 db. He therefore advises the technical controller that the
trunk is now limited to connection with
a. tributary trunks or other LD trunks.
b. other LD trunks or telephone loops.
c. a switchboard loop or other LD trunks.
d. telephone loops, switchboard loops, or tributary trunks.
19. What signal level can you expect to measure at the output of repeater 1?
a. +3 dbm
c. +9 dbm
b. +6 dbm
d. +12 dbm
20. What level can you expect to measure at the input to repeater 3?
a. -23 dbm
c. -14 dbm
b. -17 dbm
d. -11 dbm
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