audible science
audible science
COBRA
DESIGN FEATURES
CONT.
STYLUS RACK ANGLE (SRA) OR VERTICAL
TRACKING ANGLE ADJUSTMENT (VTA) cont.
knob clockwise to raise the arm pivot and counter clockwise
to lower the arm pivot.
Once the desired setting is reached the thumbscrews
are gently tightened to lock the arm mechanism in place
precisely. This system prevents any grub screw marking of
the main sliding shaft system. It is also triangulated in 3
planes to maximise stiffness.
This is adjustable during playback to dial-in your favourite
setting for various thickness of LP’s.
A broad scale vertical Vernier indicator is located on the
main arm support tower which is further enhanced by a fine
scale micrometer dial on the adjustment knob located at
the top of the main arm support tower.
A vertical movement of 4mm in the main pivot represents
1 degree of SRA or VTA change. The Cobra arm design is
based on a standard stylus tip to top of cartridge dimension
of 18mm.
PARTS OF
YOUR COBRA
page 18
Anti Skate mechanism
“Heart-shape” counterweight
Anti Skate weight adjustment
8mm fine weight adjustment
VTA fine vertical adjustment knob
Overhang locking bolt
Arm wire guide
