What is LFE subwoofer output?

The difference between the LFE channel and the subwoofer output is that the LFE channel is used to carry additional bass information in the Dolby Digital program while the subwoofer output represents how some or all of the bass information will be reproduced.

What should LPF be set at for LFE?

This is the high frequency cutoff point for the LFE, also known as the . 1 channel in a 5.1/6.1/7.1 surround source. In practice this should always be set to 120Hz since the LFE channel supports information up to that frequency.

What should LFE level be set at?

The LFE channel should be capable of a 115 dB peak. Drive all channels to the max and the system should be able to slam you with approximately 120 dB of bass information. Thank you Dolby.

What is LFE level?

LFE Level. Set the low-frequency effect (LFE) level of the Dolby Digital, DTS, Multichannel PCM, Dolby TrueHD, DTS-HD Master Audio and DSD signals.

What does LFE + main do on a subwoofer?

Using LFE+Main allows a subwoofer to play in Direct Mode (as opposed to Stereo or Pure Direct) with Stereo (2.0) recordings. This is because 2.0 signal (Front L and R channels) below LPF of LFE is getting duplicated to the sub output.

Can a sub play bass on the LFE channel?

No, your sub will get a “copy” of the mains’ bass below the selected crossover point – net, both your sub and mains are playing bass below the selected crossover point from the L/R channels. Your mains won’t get the LFE channel.

Which is better LFE or LFE + main?

“LFE+Mains” usually results in too-heavy bass, and is discouraged in most situations. If you are going to run your mains on Large, then set the subwoofer to “LFE”. Then it will only see signals 2 & 3 described above.

Why do I use LFE + main on my Denon sub?

Using LFE+Main allows a subwoofer to play in Direct Mode (as opposed to Stereo or Pure Direct) with Stereo (2.0) recordings. This is because 2.0 signal (Front L and R channels) below LPF of LFE is getting duplicated to the sub output. Try this, set the AVR to Direct mode and play a CD with good bass and flip the setting between LFE and LFE+Mains.

When to use LFE or LFE + main setting on receiver?

Set your speaker cross at 60Hz or lower in the receiver. “LFE + Mains” is only available when your main speakers are set to Large. 1) The mains get a full range signal. 2) The subwoofer gets the LFE (“.1”) channel for DD/DTS DVDs.

What happens when subwoofer is set to LFE + main?

When set to LFE+Main, the subwoofer still gets the LFE channel and redirected bass from any other channels still set to Small. 1 Note if the mains are set to Large and the subwoofer mode is set to LFE, there is no crossover selection available for the mains.

“LFE+Mains” usually results in too-heavy bass, and is discouraged in most situations. If you are going to run your mains on Large, then set the subwoofer to “LFE”. Then it will only see signals 2 & 3 described above.

Can you use LFE + main in direct mode?

There are several caveats associated with this approach and is not recommended for 99.9% of setups. Using LFE+Main allows a subwoofer to play in Direct Mode (as opposed to Stereo or Pure Direct) with Stereo (2.0) recordings. This is because 2.0 signal (Front L and R channels) below LPF of LFE is getting duplicated to the sub output.