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o11 SERVO
SAMPLE CIRCUIT
o11 SERVO
i6 DIMMER
p1 POWER
MINI-CHALLENGE
Can you invent something
that uses the servo to clean
up your desk?
Attach the servo
hub. See pg 17.
turn or swing
MODE:
REAL WORLD ANALOGIES
TRUCK CRANE
MEET THE BIT
The servo is a motor that
can swing back and forth
or be turned to a specific
position.
There are a few accessories
you can use with the servo
(like the mechanical arm).
You can find out how to use
those on pages 17–19.
HOW IT WORKS
The servo has two modes.
In
mode, the input
TURN
from other Bits determines
the position of the arm –
try using a dimmer to set
the angle you want. In
mode, the servo
SWING
will move back and forth
on its own like a pair of
windshield wipers – the
input signal controls the
speed of the swing.
The arc of the servo's swing
is about 110 degrees from
one end to the other.
WINDSHIELD
WIPERS
11
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