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Frequency, Noise figure and gain measurement, Required hardware – Atec Rohde-Schwarz_FSL Series User Manual

Page 20

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R&S

®

FSL Spectrum Analyzer

Version 09.00, December 2008

20

R&S

®

FSL-K30 application firmware for noise figure and gain

measurements

Frequency

R&S

®

FSL3

100 kHz to 3 GHz

R&S

®

FSL6

100 kHz to 6 GHz

Frequency range

R&S

®

FSL18

100 kHz to 18 GHz (overrange 20 GHz)

R&S

®

FSL3/6

300 Hz to 10 MHz (–3 dB) in 1/3 sequence

Measurement bandwidth

R&S

®

FSL3/6 with R&S

®

FSL-B7 option

10 Hz to 10 MHz (–3 dB) in 1/3 sequence

Noise figure and gain measurement

Noise figure
Measurement range

0 dB to 35 dB

Resolution

0.01

dB

instrument uncertainty (95 % confidence level)
frequency range 100 kHz to 10 MHz

measurement with external preamplifier
(gain 50 dB, noise figure <5 dB),
RBW <10 kHz, DUT noise figure
1 dB to 10 dB and gain >10 dB

0.3 dB

frequency range >10 MHz to 6 GHz

measurement with external preamplifier
(gain 30 dB, noise figure <5 dB),
RBW 1 MHz, DUT noise figure
1 dB to 10 dB and gain >10 dB

0.3 dB

R&S

®

FSL-B22 (internal preamplifier)

active, measurement with external
preamplifier (gain 20 dB, noise figure
<5 dB),
RBW 1 MHz, DUT noise figure
1 dB to 10 dB and gain >10 dB

0.3 dB

frequency range >6 GHz to 18 GHz

Accuracy

measurement with external preamplifier
(gain 30 dB, noise figure <5 dB),
RBW 1 MHz, DUT noise figure
1 dB to 10 dB and gain >10 dB

0.3 dB

Gain
Measurement range

0 dB to 60 dB

Resolution

0.01

dB

frequency range 100 kHz to 10 MHz

measurement with external preamplifier
(gain 50 dB, noise figure <5 dB),
RBW <10 kHz

0.2 dB

frequency range >10 MHz to 18 GHz

Accuracy

measurement with external preamplifier
(gain 30 dB, noise figure <5 dB),
RBW 1 MHz

0.2 dB

Required hardware

Spectrum analyzer
Noise source supply

via 28 V connector on R&S

®

FSL rear

panel

R&S

®

FSL-B5

Noise source

recommendation

NoiseCom NC346

Preamplifier, external

frequency range 100 kHz to 3/6/18 GHz

gain approx. 30 dB, noise figure max. 5 dB