How can UV-erasable PROMs be recognized?
A) They are not readily identifiable, since they must always be kept under a small cover.
B) They will have a small violet dot next to the #l pin.
C) By a small window on the chip
D) They can be identified by the fact that their part number always starts with a "U", such as in U12.
C
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In a(n) ____________________ test, the high-voltage winding is used as the primary and the low-voltage winding is short-circuited.
Fill in the blank(s) with the appropriate word(s).
It is normal for the socket to rotate on its stud; this is not an indication of a problem or faulty joint.
Answer the following statement true (T) or false (F)
The lines that extend from the points to which the dimension or location is to be specified are known as
a. dimension lines b. extension lines c. leaders d. none of the above
The dotted line between two switches shows ____.
a. AC DC voltage b. the mechanical connection c. the filtered ripple d. reverse bias