DekTec DTC-378 T2Xpress - Manual (Page 14)

© 2009-2015 DekTec Digital Video BV Page 14/27 DTC-378 T2Xpress Manual
Essential Tools for Digital-TV Professionals February 2015
DTC-378 T2Xpress
7.9. Output settings
This area allows you to specify the output settings. Dependant on the selected output format, other
selection fields are shown in this area.
- Format
Format Description
I/Q Float32 Pairs of 32-bit floats in I, Q order
I/Q Int16 Pairs of signed 16-bit integers in I, Q order, little Endian:
Byte #0: Least-significant byte I
Byte #1: Most-significant byte I
Byte #2: Least-significant byte Q
Byte #3: Most-significant byte Q
Etc.
I/Q Text Text (ASCII)-based format consisting of pairs of four-character hexadecimal
values with 0x prefix in I, Q order. The I and Q values are separated by a
TAB and I/Q pairs are separated by a linefeed.
Example:
0x2b45<TAB>0x1c3f<LF>
0xfeA9<TAB>0x0073<LF>
T2MI TS188 T2-MI packets encapsulated into DVB/MPEG Transport Stream packets
T2MI over ASI T2-MI output through the selected ASI-port
T2MI over IP T2-MI output through the selected IP-port
RF DVB-T2 RF output through the selected DVB-T2 modulator port
7.9.1. I/Q Output Settings
In case the output type I/Q samples is selected (I/Q Float32, I/Q Int16 or I/Q Text), this area allows
the selection of the location and the base name of the generated I/Q sample file(s). After specifying
the base name of the file, T2Xpress adds suffices to create unique output file names for each RF
channel (TFS) and for each Tx channel (MISO).
I/Q samples file settings
- #Superframes
The number of super frames to be generated. The corresponding file length and size are
displayed.