Rf characteristics, Frequency, Frequency sweep – Atec Rohde-Schwarz-SMU200A User Manual
Page 8: Reference frequency
Version 08.00, January 2012
8
Rohde & Schwarz R&S
®
SMU200A Vector Signal Generator
RF characteristics
Frequency
underrange
100 kHz to < 300 kHz
R&S
®
SMU-B102, R&S
®
SMU-B202
up to 2.2 GHz
R&S
®
SMU-B103, R&S
®
SMU-B203
up to 3 GHz
R&S
®
SMU-B104
up to 4 GHz
Frequency range
R&S
®
SMU-B106
up to 6 GHz
Resolution of setting
0.01 Hz
standard, fundamental frequency range =
750 MHz to 1500 MHz
5 µHz
Resolution of synthesis
with R&S
®
SMU-B22 option
0.2 µHz
to within < 1 × 10
−7
for f > 200 MHz or
< 124 Hz for f < 200 MHz,
with GUI update stopped,
after IEC/IEEE bus delimiter
< 2 ms, 1.5 ms (typ.)
ALC state: off (sample & hold)
< 4 ms, 2.5 ms (typ.)
Setting time
1
after trigger pulse in list mode
< 450 µs, 300 µs (typ.)
Phase offset
adjustable in 0.1° steps
Frequency sweep
Operating modes
digital sweep in discrete steps
automatic, step, single,
external single, external step,
manual or external trigger,
linear or logarithmic spacing
Sweep range
full frequency range
linear
full frequency range
Step width
logarithmic
0.01 % to 100 % per step
range
10 ms to 10 s
Dwell time
resolution 0.1
ms
Reference frequency
after 30 days of uninterrupted operation
< 1 × 10
−9
/day, < 1 × 10
−7
/year
Aging
with R&S
®
SMU-B22 option
< 5 × 10
−10
/day, < 3 × 10
−8
/year
in operating temperature range
±6 × 10
−8
Maximum temperature effect
with R&S
®
SMU-B22 option
±6 × 10
–9
Warm-up time
to nominal thermostat temperature
≤ 10 min
frequency (approx. sine wave)
10 MHz or external input frequency
level
5 dBm (typ.)
Output for internal reference signal
source impedance
50
Ω
frequency
5 MHz, 10 MHz or 13 MHz
maximum deviation
3 × 10
−6
input level, limits
≥
−6 dBm, ≤ 19 dBm
recommended
0 dBm to 19 dBm
Input for external reference
input impedance
50
Ω
sensitivity
1 × 10
−8
/V to 3 × 10
−8
/V (typ.)
with R&S
®
SMU-B22 option
4 × 10
–9
/V to 1.2 × 10
−8
/V (typ.)
input voltage
–10 V to +10 V
Electronic tuning from input
AUX I/O
input impedance
10 k
Ω
1
Installation of software that is not authorized by Rohde & Schwarz for use on the R&S
®
SMU200A or installation of antivirus software can deteriorate
the setting time performance.