-
;
24-bit 16-bit ; ; , . adc/dac . Weiss 16 bits .
-
O . , , (quantization noise) , / ( ) / "" (compression).
DSP ( dB) , , ( ) ", ".
"" LSB (least significant bit) a/d. 2^n, n o , , LSB ( V). LSB ( a/d) dithering . , ( , ).
, (24, 32, 64) "" ( ) .
. ( ) "", .
" " , ( front end, a/d, d/a, , ) , , () .
-
dstam, : () LSB 16 24 ; 20Hz-20KHz ( 18 KHz, hifi) /98db (, ); , downscaling 24 16 bit , dithering . , cd, . summertime blues..
Last edited by stefanow; 05-31-2013 at 12:06 PM.
-
LSB a/d , . , :
LSB=Vref/(2^n)
Vref n .
, Vref=5V:
LSB(16)=5/(2^16)=76V
LSB(24)=5(2^24)=0.29V
LSB ( a/d , ). [-1/2LSB, 1/2LSB], , .
. . , . !
-
Thanks dstam, ! , ..
-
Posting Permissions
- You may not post new threads
- You may not post replies
- You may not post attachments
- You may not edit your posts
Forum Rules