Rohde & Schwarz CMU 300 - Annex 4: Specification

Technical Specification R&S CMU-B17
1100.4903.12 TI.12 E-3
Annex 4: Specification
IQ Interface
Analogue IQ Outputs (IF->IQ; TX- and RX-Paths, analogue I/Q Output)
(Connector I/Q CH1)
IQ Bandwidth 0 to 2.5 MHz
Max output voltage range EMF -1 V to +1 V, peak
22
QI + =1V, peak
Output impedance
50 Ω
I- and Q-Amplitude
Imbalance For WCDMA function group
< +/- 2 %
< +/- 2,5 %
Offset voltage +20 °C to +35 °C
+20 °C to +35 °C for WCDMA function group
+5 °C to +45 °C
<4 mV
<5 mV
<8 mV
Analogue IQ Inputs (IQ->IF; TX-path, analogue I/Q Input)
(Connector I/Q CH1)
IQ Bandwidth 0 to 2.5 MHz
Max input voltage range -0.5 V to +0.5 V, peak
22
QI + = 0,5V, peak
Input impedance
50 Ω
Carrier suppression +20 °C to +35 °C
+5 °C to +45 °C
>40 dB
>35 dB
Side band suppression f
iq
< 1 MHz
1 MHz < f
iq
< 2.5 MHz
>45 dB
>40 dB
Analogue IQ Inputs (IQ->IF; RX-path, analogue I/Q Input)
(Connector I/Q CH1)
IQ Bandwidth 0 to 2.5 MHz
Max input voltage range -0.5 V to +0.5 V, peak
22
QI + = 0,5V, peak
Input impedance
50 Ω
Carrier suppression +20 °C to +35 °C
+5 °C to +45 °C
>35 dB
1
>35 dB
1
Side band suppression f
iq
< 1 MHz
1 MHz < f
iq
< 2.5 MHz
>45 dB
>40 dB
1
For GSMK modulation and max input voltage at IQ inputs