Which among the following is used to increase Keyboard tension?
- (i) Variable Line Spacer
- (ii) Detent Release Lever
- (iii) Ratchet wheel.
- (iv) Touch Regulator
A3, 4
BNone of these
C1 only
D4 only
Which among the following is used to increase Keyboard tension?
A3, 4
BNone of these
C1 only
D4 only
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