Many modern TVs have processing for the video which delays it. They have a
built in delay for the sound to bring it back into sync. Plug any external
box into the TV - both sound and vision - and it will keep them in sync.
Use the TV vision only - with the sound fed to an external amp and
speakers - no sound delay as provided by the set. So they are now out of
Many modern AV amps have a facility to delay the sound too. HDMI input
types will often do this automatically.
*Learn from your parents' mistakes - use birth control.
Dave Plowman London SW
To e-mail, change noise into sound.