Atec Rohde-Schwarz-FSE - Manual (Page 6)

16 Spectrum Analyzers FSE
Level display
Measurement display
500 × 400 pixels (with one diagram displayed); max. 2 diagrams with independent settings
Log level range 10 dB to 200 dB, in steps of 10 dB
Lin level range 10% of reference level per division (10 divisions) or logarithmic scaling
Trace max. 4 traces with 1 diagram, 2 traces per diagram with 2 diagrams, simultaneous measurement with all traces
Trace detector max peak, min peak, auto peak (normal), sample, rms, average
Trace functions clear/write, max hold, min hold, average
Setting range of reference level
Log level display
–130 dBm to 30 dBm, in steps of 0.1 dB
Linear level display 7.0 nV to 7.07 V in steps of 1%
Units of level axis dBm, dB µ V, dBmV, dB µ A, dBpW (log and lin level display) mV, µ V, mA, µ A, pW, nW (linear level display)
Level measurement error
–40 dBm, RF attenuation 20 dB,
ref. level –15 dB, RBW 5 kHz The values are guaranteed for bandwidths from 10 Hz to 30 kHz and 100 kHz to 10 MHz
Absolute error at 120 MHz < 0.3 dB
Freq. response (10 dB RF atten.)
< 1 GHz < 0.5 dB
1 GHz to 3.5/7 GHz < 1 dB
7 GHz to 18 GHz – – – – < 2 dB 1 )
18 GHz to 26.5 GHz – – – – < 2.5 dB 1 )
26.5 GHz to 40 GHz – – – – – – < 3 dB 1 )
Attenuator error < 0.3 dB
IF gain error < 0.2 dB (typ. 0.1 dB)
Linearity error
Log level display
(RBW
≥ 1 kHz, analog)
0 dB to –50 dB < 0.3 dB
–50 dB to –70 dB < 0.5 dB
–70 dB to –80 dB < 1 dB – < 1 dB – < 1dB – < 1dB –
–70 dB to –95 dB – < 1 dB – < 1 dB – < 1 dB – < 1 dB
Linear level display 5% of ref. level
Bandwidth switching error
1 Hz to 30 kHz/100 to 500 kHz < 0.2 dB/ < 0.2 dB
1 MHz to 10 MHz < 0.3 dB
Total measurement error (0 to 50 dB below reference level, span/RBW < 100, rss 95% reliability)
< 1 GHz < 1 dB
1 GHz to 3.5/7 GHz < 1.5 dB
7 GHz to 18 GHz – – – – < 2.5 dB 1 )
18 GHz to 26.5 GHz – – – – < 3 dB 1 )
26.5 GHz to 40 GHz – – – – – – < 3.5 dB 1 )
Pulse amplitude error (single pulses)
Bandwidth < 1 MHz/ ≥ 1 MHz < 0.5 dB, nominal/ < 2 dB, nominal
Trigger functions
Trigger free run, line, video, RF, external
Delayed sweep
Trigger source
free run, line, video, RF, external
Delay time 100 ns to 10 s, resolution 1 µ s min. (or 1% of delay time)
Error of delay time ± (1 µ s + (0.1% × delay time))
Delayed sweep time 2 µ s to 1000 s
Gated sweep
Trigger source
external, RF
Gate delay 1 µ s to 100 s
Gate length 1 µ s to 100 s, resolution min. 1 µ s or 1%
Error of gate length ± (1 µ s + (0.05% × gate length))
Gap sweep (span = 0 Hz)
Trigger source
free run, line, video, RF, external
Pretrigger 1 µ s to 100 s, 50 ns resolution, dependent on sweep time
Trigger to gap time 1 µ s to 100 s, 50 ns resolution, dependent on sweep time
Gap length 1 µ s to 100 s, 50 ns resolution
Audio demodulation
AF demodulation types AM and FM
Audio output speaker and phone jack
Marker stop time 100 ms to 60 s
Specifications
FSEA20 FSEA30 FSEB20 FSEB30 FSEM20 FSEM30 FSEK20 FSEK30
1 ) For RF frequencies >7 GHz: error after calling peaking function. For sweep times <10 ms/GHz: additional error 1.5 dB.