Operator manual
4
3649.DOC010102
Edition: July 06, 2005
1.2.2
Stepping motor assembly
(Refer to Fig. 3)
The two cards are driven by a stepping motor each. The shaft of the stepping motor for the
10
°
card is arranged centrically in the shaft of the stepping motor for the 360
°
card. The
cards are directly mounted on the shafts of the stepping motors. The speed of the two step-
ping motors are in the ratio of 1:36. The 10
°
card is equipped with a graduation of
1
/
10
°
and
the 360
°
card with a graduation of 5
°
. Both cards are translucent and lit up around the lub-
ber line by LEDs.
360
°
card
10
°
card
Stepping motor
Front panel
Steering repeater PCB
Fig. 3:
Stepping motor assembly -- section view of the Repeater Compass
Summary of Contents for 133--560 NG001
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