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Specifications, Frequency, Sweep time – Atec Rohde-Schwarz-FSH-Z1 User Manual

Page 3

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Version 08.00, June 2011

Rohde & Schwarz R&S

®

FSH4/FSH8 Spectrum Analyzer 3

Specifications

Specifications apply under the following conditions:
15 minutes warm-up time at ambient temperature, specified environmental conditions met, calibration cycle adhered to.
Data without tolerances: typical values only. Data designated as “nominal” applies to design parameters and is not tested. Data
without tolerance limits is not binding.

Frequency

R&S

®

FSH4 model .04/.14

9 kHz to 3.6 GHz

R&S

®

FSH8 model .08/.18

9 kHz to 8 GHz

R&S

®

FSH4 model .24

100 kHz to 3.6 GHz

Frequency range

R&S

®

FSH8 model .28

100 kHz to 8 GHz

Frequency resolution

1

Hz

Reference frequency, internal
Aging per year

1 × 10

–6

0 °C to +30 °C

1 × 10

–6

Temperature drift

+30 °C to +50 °C

3 × 10

–6

Achievable initial calibration accuracy

5 × 10

–7

Total reference uncertainty

(time since last adjustment × aging rate) +
temperature drift + calibration accuracy

Reference frequency, with R&S

®

HA-Z240 GPS receiver option

GPS ON, ≥ 1 minute after satellite lock

±2.5 × 10

–8

Frequency uncertainty

up to 30 minutes after losing satellite lock

±5 × 10

–8

Frequency readout
Marker resolution

0.1 Hz

Uncertainty

±(marker frequency × reference
uncertainty + 10 % × resolution bandwidth
+ ½ (span / (sweep points – 1) + 1 Hz)

Number of sweep (trace) points

631

Marker tuning frequency step size

span/630

Frequency counter resolution

0.1 Hz

Count uncertainty

SNR > 25 dB

±(frequency × reference uncertainty +
½ (last digit))

Frequency span

0 Hz, 10 Hz to 3.6/8 GHz

Span uncertainty

nominal 1 %

Spectral purity SSB phase noise

f = 500 MHz

30 kHz

< –95 dBc (1 Hz), typ. –105 dBc (1 Hz)

100 kHz

< –100 dBc (1 Hz), typ. –110 dBc (1 Hz)

Carrier offset

1 MHz

< –120 dBc (1 Hz), typ. –127 dBc (1 Hz)

Sweep time

span = 0 Hz

200 µs to 100 s

10 Hz ≤ span ≤ 600 MHz

20 ms to 1000 s

Sweep time

span > 600 MHz

20 ms × span/600 MHz to 1000 s

span = 0 Hz

nominal 1 %

Uncertainty

span ≥ 10 Hz

nominal 3 %