5A104 D
The dot speed adjustment weight of an automatic key (or bug) should be set:
A.So that the instrument makes dots at a speed proportioned to the speed at which the operator normally makes dashes
B.So that about 3 dots are made in the same time the operator makes one dash
C.So that for practical operating speeds from 20 to 40 wpm, there will be a dot speed of from 8 to 16 dots per second
D.All of the above
