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10
Introduction
The Quattro pedestal comprises a central four-stage telescopic column mounted in a steerable
base.
The moving column
is initially pressurized from an external pressure source. A markable height
indicator scale
is provided on the second section of the column allowing the operator to record
camera heights for shots. A weight tray
is attached to the top of the column and trim weights
are provided for fine balance. The weight tray also provides a standard four-bolt mounting
for a pan and tilt head and the pedestal is steered by means of a steering wheel
mounted
on its underside.
The column is locked in the fully-depressed position by two locks
on the weight tray which en-
gage with spigots
at the base of the column.
are provided at the base of the column.
The base is carried on three pairs of twin wheels. The pedestal is supplied with 200 mm (7.9 in.)
solid rubber wheels with cable guards
. Alternative 160 mm (6.3 in.) solid polymer composite
wheels are available. The wheels are easily interchangeable (see
Changing the wheels
). A park-
ing brake is provided on one wheel, operated by a foot pedal
The crab/steer pedal
allows the operator to switch between conventional and crab steering.
Stowage for the trim weights
is provided on the upper surface of the base and two lifting han-
are provided on each face.