24/96 audio on Denon AVR 3803

B

bpalatt

Audiophyte
Hello,

I'm running a mac mini > toslink cable > optical input of the 3803. The denon displays the type and sample rate of the input data. So, for example, when I'm playing regular cd audio (16/44.1) through itunes on the mac mini it displays PCM 44.1khz, when I play a DTS movie though apple DVD player the denon displays DTS 48khz 3/2/1, etc. I've recently downloaded some 24/96 audio files, and when I play them in aiff format through itunes the receiver displays 44.1khz pcm, NOT 96khz. This is really bothering me.

It is my understanding that on a mac, itunes will send "bit perfect" data out of the optical out port and that it supports playback of hi-res files such as these without any resampling. Under that assumption, I am concerned that the denon is not handling this input properly. According to the denon website (see link below), the 3803 has PCM-1791 24 bit 192 kHz high resolution DACs on the inputs. Yet the on screen display is not representing the incoming audio as 96khz.

Is the denon's display just wrong, and am I really listening to 24 bit 96khz audio, or is there something else going on?

[I tried to post the link to the specs on the denon site, but I am not allowed since I have less than 5 board posts. The specs can be found under support > product document support & archives > receivers > AVR 3803]


Thank you in advance for any help!
 
theshape031

theshape031

Audiophyte
bpalatt-

Easy solution, friend. Go into Apps>Utilities>Audio MIDI Setup, and change your output to 96 kHz and 24 bit. Now your hi-res files will be bit-perfect, and everything in lower resolution will be upsampled to 96/24. I've been doing this on my iMac for years, I love how easy Apple makes this process.
 
Adam

Adam

Audioholic Jedi
Welcome to both of you!

bpalatt - Wow, sorry that no one responded before now. Your thread must have just fallen of the list of new threads and gotten lost. I'm glad that you got the solution, though.

theshape031 - EXCELLENT first post! Thanks for that great solution.
 
B

bpalatt

Audiophyte
It's OK. I had eventually stumbled onto the benchmark media wiki (still can't post links) and found similar information. I still very much appreciate theshape031 answering my question.
 
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