
Version 02.00, November 2014
16 Rohde & Schwarz R&S
®
BTC Broadcast Test Center
in line with R&S
®
Digital I/Q Interface
9
,
I/Q data and control signals, data and
interface clock
With source “user-defined”, the sample rate must be entered via the parameter “sample
rate”, no I/Q data clock being necessary.
max. sample rate depending on connected
receiving device
Resolution (user-defined)
Frequency uncertainty (user-
defined)
< (5 × 10
14
+ relative deviation of
reference frequency) × sample rate (nom.)
sample rate < 200 MHz (interpolation)
–60 dB to +3 dB, referenced to full scale
automatically determines peak level and crest factor of input signal
in line with R&S
®
Digital I/Q Interface
9
,
I/Q data and control signals, data and
interface clock
With source “user-defined”, the sample rate must be entered via the parameter “sample
rate”, no I/Q data clock being necessary. With source “digital I/Q in”, the sample rate
will be estimated based on the applied I/Q data clock.
user-defined, digital I/Q in
max. sample rate depending on connected
transmitting device
Resolution (user-defined)
Frequency uncertainty
(user-defined)
< (5 × 10
14
+ relative deviation of
reference frequency) × sample rate (nom.)
sample rate = 160 MHz (no interpolation,
user-defined)
sample rate < 160 MHz (interpolation)
R&S
®
Digital I/Q Interface is a Rohde & Schwarz internal company standard for the transmission of digital I/Q data. It is supported by a wide range of
signal generators, signal analyzers and radiocommunications testers.
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