Atec Rohde-Schwarz-SMIQ Series User Manual

Page 4

Vector Signal Generator R&S SMIQ – Specifications

Sweep

Internal modulation generator

Residual FM, rms (f = 1 GHz)

0.3 kHz to 3 kHz (ITU-T)
0.02 kHz to 23 kHz

<1 Hz

<4 Hz

Residual AM, rms (0.02 kHz to 23 kHz)

<0.02%

RF sweep, AF sweep

Modes

Sweep range
Step width (lin)
Step width (log)

digital sweep in discrete steps
automatic, single shot, manual or external trigger,
linear or logarithmic
user-selectable
user-selectable
0.01% to 100%

Level sweep

Modes
Sweep range
Step width (log)

not available with vector or digital modulation
automatic, single shot, manual or external trigger, logarithmic
0.1 dB to 20 dB
0.1 dB to 20 dB

Step time

Resolution

3 ms to 5 s
0.1 ms

Markers

3, user-selectable

MARKER output signal

TTL level (HCT), selectable polarity

X output

0 V to 10 V

BLANK output signal

TTL level (HCT), selectable polarity

Frequency range

Resolution

0.1 Hz to 1 MHz
0.1 Hz

Frequency error

<(1x10

−4

of setting + 0.012 Hz)

Frequency response up to 100 kHz

<0.4 dB

Frequency response up to 1 MHz

<2 dB

Distortion up to 100 kHz
(R

>200 Ω, peak level 1 V)

<0.2%

Open-circuit voltage at LF socket

Resolution
Setting error at 1 kHz

1 mV to 4 V peak
1 mV
1% + 1 mV

Output impedance

approx. 10

Ω

Frequency setting time
(after receiving last IEC/IEEE-bus character)

<3 ms