November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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Fill in the Blanks
- Many difficulties in operation of hi-fi systems have arisen due to ——————— impedance matching and ——————— input signal level.
- The balance control makes it possible in stereophonic systems to vary the ——————— gain of both channels by ——————— in ——————— directions.
- The apparent width of the sound stage can be varied in stereo systems by ——————— introducing ——————— between the channels.
- The balance control is a ——————— taper potentiometer, all other controls must have an audio ———————.
ANSWERS
Fill in the Blanks
-
incorrect, unsatisfactory
-
voltage, 6 dB, opposite
-
deliberately, cross-talk
-
linear, taper
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