Correct, thats how it should be.Well this is the thing, if I don't have 'play stereo mix using digital output' enabled I get no sound what so ever!, I need it enabled to get sound if I'm not using the dts or dd encoder options.
Now on the front of my amp there is a button labled 'input mode' when pressing this it displays the current mode which is digital if I press it again it displays 'analog' in this mode the 5.1 speakers appear on the amps display, and I'm able to cycle through the different channel modes, but for some reason I get no sound from the amp what so ever when in this 'analog' mode!!, switch it back to the 'digital' mode and I get sound but am locked to 2 channel only, sods law!
As i have a dell soundbar with my monitor, which i use for general use, and then i use the digital for when i gaming.
there is only one possibility i can think of which would explain why you cant use prologic or neo modes when sending a 2 channel signal to an av amp. Check the sampling rate of the output. Depending on the amp, its age ect, high sampling rates will shut off certain DSP logic as they arent capable of keeping up at high sampling rates.
I think you might have hit the nail of the head there, at the moment my amps telling me its sending a 96khz signal to the amp, usual stuff i use only use 48khz. Is there a way to down sample this for the X-Fi Titanium?james.miller said:there is only one possibility i can think of which would explain why you cant use prologic or neo modes when sending a 2 channel signal to an av amp. Check the sampling rate of the output. Depending on the amp, its age ect, high sampling rates will shut off certain DSP logic as they arent capable of keeping up at high sampling rates
Is there lag when decoding is dissabled and output to spdif is enabled in software ? Mainly useful for dvd where the audio stream is simply passed through, no encoding/decoding done by the card as its sent direct to the amp to do the decoding. I use this method with coax out (from rear of x-fi) to my z5500, and analogue out for gaming (as i dont have a ddl/dds encoder).
The X-Fi PCM sample rate is under the SPDIF I/O tab in control panel. See if altering that helps the receiver to apply Pro Logic II or Neo to the 2 channel sound being send out.
That's mine
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But the lag only occurs if you use the DDL/DTSC pack. At 48Khz sample rate, the receiver can now convert the out going stereo sound to 5.1, so the only real use for the DDL/DTSC pack is if you have 5.1 sound you want to send to the receiver. Why not disable the DDL/DTSC pack, and let the receiver convert to 5.1, which will remove the lag.
As for the uses of a sound card. Well, as you are using the digital out you are by passing the EAX and CMSS 3D. So for gaming the X-Fi has lost some of it's value by using digital.