Meridian 568.2 User Manual page 47

THX Cinema
The THX Cinema preset provides Pro Logic decoding, followed
by the THX refinements, as for PLII THX; see PLII THX, page 38.
Pro Logic and THX Cinema DSP
preset parameters
Parameter Options
Mono Rear Steered Rear,
Steered Side,
Steered All,
Mono All,
Mono Rear,
Mono Side
40
What it changes
Which of the surround
channels are generated by
steering. Mono gives
conventional Pro Logic
surrounds. Steered gives
stereo surrounds.
TV Logic
TV Logic is a logic preset, with user-adjustable steering, that can
give higher intelligibility and a more appropriate spatial
presentation for studio-based TV material.
TV Logic DSP preset parameters
Parameter Options
Roll Off, Low, Med,
High
Yaw Off, Low, Med,
High
Mono Rear Steered Rear,
Steered Side,
Steered All,
Mono All, Mono
Rear, Mono Side
What it changes
The degree of left–right
steering.
The degree of front–rear
steering.
Which of the surround
channels are generated by
steering.