Rohde & Schwarz R&S UPP, User Manual

Page: 333 / 938

Instrument Functions
R&S
®
UPP
317 User Manual 1411.1055.32 ─ 10
"Multi" This selection item is offered only if the R&S UPP-B4 (HDMI and digi-
tal audio interface) option for 8-channel "I
2
S" analysis is installed and
enables the free configuration of up to 8 channels in the following
parameter fields.
Remote command:
INPut[1]:CHANnel
on page 725
Meas Channels
Setting of the respectively active analyzer channel.
The free configuration of up to 8 channels is provided if the R&S UPP-B4 (HDMI and
digital audio interfaces) option for 8-channel "I
2
S" analysis is installed and if the "Multi"
parameter field above has been selected.
"1-8" The corresponding analyzer channel is switched on or off.
Remote command:
INPut[1]:MCHannels<n2>
on page 722
Word Length
Word length of a data frame for each channel.
Value range: 16, 24, 32
Remote command:
INPut<n1>:WLENgth
on page 727
Audio Bits
Word width of audio data that is analyzed.
If the word width is reduced, the values of the audio samples are trimmed down to the
specified word width. Reduced word width results in a corresponding reduction in
dynamic range.
Value range: 8 to Word Length
Remote command:
INPut[1]:AUDiobits
on page 725
Sample Freq
Setting the sampling frequency.
Configuring the I
2
S Analyzer