Atec Rohde-Schwarz-FSE - Manual (Page 5)

Spectrum Analyzers FSE 15
Resolution bandwidths
3-dB bandwidths
(in 1/2/3/5 steps)
10 Hz to
10 MHz
1 Hz to
10 MHz
10 Hz to
10 MHz
1 Hz to
10 MHz
10 Hz to
10 MHz
1 Hz to
10 MHz
10 Hz to
10 MHz
1 Hz to
10 MHz
FFT Filter (in 1/2/3/5 steps)
(see also folding page) – 1 Hz to
1 kHz
– 1 Hz to
1 kHz
– 1 Hz to
1 kHz
– 1 Hz to
1 kHz
Bandwidth error ≤ 3 MHz < 10%
5 MHz < 15%
10 MHz +25%, –10%
Shape factor 60:3 dB
< 1 kHz < 6
1 kHz to 2 MHz < 15 < 12 < 15 < 12 < 15 < 12 < 15 < 12
> 2 MHz < 7
Video bandwidths 1 Hz to 10 MHz in 1/2/3/5 steps
Level
Display range noise floor displayed to 30 dBm
Maximum input level
RF attenuation 0 dB
DC voltage 0 V
CW RF power 20 dBm (=0.1 W)
Pulse spectral density 97 dB µ V/MHz
RF attenuation ≥ 10 dB
DC voltage 0 V
CW RF power 30 dBm (=1W)
Max. pulse voltage 150 V 50 V
Max. pulse energy (10 µ s) 1mWs 0.5 mWs
1-dB compression of input mixer +10 dBm nominal (0-dB RF attenuation)
Displayed average noise floor (dBm) (0-dB RF attenuation, RBW10 Hz, VBW 1 Hz, 20 averages, trace average, span 0 Hz, termination 50 Ω)
Frequency 20 Hz – < –80 – < –74 – < –74 – < –74
1 kHz – < –110 – < –104 – < –104 – < –104
10 kHz < –90 < –125 < –84 < –119 < –84 < –119 < –84 < –119
100 kHz < –110 < –135 < –104 < –129 < –104 < –129 < –104 < –129
1 MHz < –130,
typ. –135
< –145,
typ. –150
< –125,
typ. –130
< –142,
typ. –145
< –124,
typ. –129
< –142,
typ. –145
< –124,
typ. –129
< –142,
typ. –145
10 MHz to 3.5/6 GHz < –145, typ. –150 < –142, typ. < –147 < –138, typ. –140
6 GHz to 7 GHz – – < –139 < –139 < –135, typ. –138
7 GHz to 18 GHz – – – – < –138, typ. –140 < –134, typ. –139
18 GHz to 26.5 GHz – – – – < –135, typ. –138 < –131, typ. –136
26.5 GHz to 30 GHz – – – – – – < –120, typ. –125
30 GHz to 40 GHz – – – – – – < –116, typ. –122
Max. dynamic range bandwidth: 10 Hz 1 Hz 10 Hz 1 Hz 10 Hz 1 Hz 10 Hz 1 Hz
Displ. noise floor to 1-dB compression 155 dB 165 dB 152 dB 162 dB 150 dB 160 dB 150 dB 160 dB
Max. harmonics suppres., f > 50 MHz > 90 dB
Max. intermodulation-free range
50 MHz to 3.5 GHz (nominal)
105 dB 115 dB – – – – – –
150 MHz to 7/26.5 GHz (nominal) – – 105 dB 115 dB 103 dB 112 dB 103 dB 112 dB
Intermodulation
3rd-order intermod., intermodula-
tion-free dynamic range, level 2
×
–20 dBm, ∆ f > 5 × RBW or 10 kHz,
whichever is the greater value
> 64 dBc for f > 50 MHz
(T.O.I. > 12 dBm,
typ. 18 dBm)
> 70 dBc for f > 150 MHz
(T.O.I. > 15 dBm,
typ. 20 dBm)
> 74 dBc for f > 100 MHz
> 60 dBc for f > 7 GHz
(T.O.I. > 17 dBm, typ. 22 dBm; > 10 dBm for f > 7 GHz)
Intermodulation-free range
at –40 dBm mixer level 105 dB
Intercept point k2 (dBm) > 25, typ. > 40 for f < 50 MHz,
> 45, typ. > 50 for f > 50 MHz
> 25 for f < 150 MHz, > 35 typ.
> 40 for f > 150 MHz, > 45 typ.
Immunity to interference
Image frequency (dB)
> 75 > 80, typ. > 90 > 80, typ. > 90
Intermediate frequency (dB) > 80 > 100 > 75
Spurious response (f > 1 MHz, without input signal, 0-dB attenuation)
Span < 30 MHz < –100 dBm < –110 dBm < –100 dBm < –110 dBm < –100 dBm < –110 dBm < –100 dBm < –110 dBm
Span ≥ 30 MHz < –100 dBm
f
in
= 25.06 MHz, 25.175 MHz,
5.7172 GHz
< –100 dBm
f
in
= 60 MHz < –100 dBm < –110 dBm < –100 dBm
f
in
= 14.1894 GHz, 15.6722 GHz
Span > 10 MHz − 90 dBm
Span ≤ 10 MHz − 90 dBm − 90 dBm − 90 dBm − 90 dBm
Other interfering signals (mixer
level
< –10 dBm) 1 )
< –80 dB 2 ) < –75 dB 2 )
Specifications
FSEA20 FSEA30 FSEB20 FSEB30 FSEM20 FSEM30 FSEK20 FSEK30
1 ) For models 20, starting from 100 kHz carrier spacing on. 2 ) For models with option FSE-B23: < –50 dBm.