Is Dolby Pro or Dolby Digital logic better?

Pro-Logic is typically an analog system. Dolby Digital is a discrete digital system offering six separate channels of sound with a dedicated subwoofer channel for deep bass. Dolby Digital offers greater dynamic range than Pro-Logic, better frequency response and improved separation between channels.

What is the difference between Dolby Pro Logic II?

When paired with Dolby Digital 5.1 decoding in a device, Dolby Pro Logic II gives consumers a 5.1-channel surround sound experience on all their content. Dolby Pro Logic IIx adds back surround channels for 7.1 surround, while Dolby Pro Logic IIz adds two front height channels.

What’s the difference between DTS and Dolby Pro Logic?

For backwards compatibility, DTS-ES Discrete 6.1 back surround channel is ignored by DTS 5.1 equipment. This is a 7.1 configuration with two rear-center speakers that play in mono. The DTS Neo:6 works a lot like Dolby Pro Logic IIx where you can take stereo content and up-convert the sound to 5.1 or 6.1 channel surround sound format.

How tall is the Dolby Pro Logic IIz?

Dolby Pro Logic IIz expands on Pro Logic IIx with the addition of a height component, creating front height channels above the front left and right speakers, expanding a 5.1 or 7.1 system to 7.1 Height or 9.1.

When did Dolby Pro Logic 2 come out?

In 2000, Dolby introduced Dolby Pro Logic II (DPL II), an improved implementation of Dolby Pro Logic created by Jim Fosgate. DPL II processes any high quality stereo signal source into five separate full frequency channels (right front, center, left front, right rear and left rear).

How many channels does DOLBY ProLogic surround sound?

This matrix multi-channel sound is encoded down to two channels for distribution, and then is decoded back to four channels when played back on a stereo source that decodes Dolby ProLogic technology surround. Processes the standard four channel Dolby ProLogic technology signal to reproduce 5.1 channel surround.