| Aging per day | 1.10-9 |
| Aging per year^1) | 2.10-7 |
| Marker resolution | 0.1Hzto 10kHz(dependent on span) |
| Frequency counter resolution | 0.1Hzto 10KHz(selectable) |
| Displayrange for frequency axis | 0Hz,10Hzto full span |
Display range with digital demodulationNumber of displayed
symbols |
| Symbolrade≤1Mhz | max.1600 symbols(4points per sym-bol) |
| Symbol rate>1MHz to <3.2MHz | 1/2x symbol rate/MHz*1000sym-bols in
steps of 100 symbols |
| Symbolrate≥3.2MHz | max.1600 symbols(4points per sym-bol) |
| Display range with analog demodulation | (3500/demodulationbandwith/Hz)s |
| Sweep |
| Display range 0Hz | 1μs to2500s in 5% steps |
| Display range≥10Hz | 5msto 16000 s in steps≤10% |
| Sampling rate | 50ns(20Mhz A/D converter) |
| Numberof pixels(x axis) | 500 |
| Resolution bandwidths with spectrum display |
| Anglog filter | |
| 3dB bandwidths | 1Hz to 10MHzin 1/2/3/5 steps |
| Shape factor60:3dB |
| <1kHz | <6 |
| 1kHz...2MHz | <12 |
| >2MHz | <7 |
| Video bandwidths | 1Hzto 10MHz in 1/2/3/5steps |
| FFT filter | |
| 3dB bandwidths | 1Hzto 1kHz in 1/2/3/5 steps |
| Shape factor 60:3dB | 2.5nominal |
| Max.display range | 100dB |
| Inherent spurious response | <-100dBm |
| Level | |
| Display range | noise floordisplayed to 30dBm |
| Maximum inputlevel RF attenuation 0dB |
| DC voltage | 0V |
| CW RF power | 20dBm(=0.3W) |
| Pulse spectral density | 97dBμV/MHz |
| RF attenuation≥10dB |
| DCvoltage | 0V |
| CWRF power | 30dBm(=1W) |
| Max.pulse voltage | 150V |
| Max.pulse energy(10μs) | 1mWs;0.5mWs |
| 1dB compression of input mixer(0 dB RF attenuation) |
| Intermodulation | +10dBmnominal |
| Second harmonic intercept |
| point (SHI) | >25dBm,typ.>35dBmat f<150Mhz
>40dBm,typ.>45dBm at f>150MHz |
| Leveldisplay |
| Screen | 500*400pixel(one diagram),max.
2 diagrams with independent settings |
| Loglevel axis | 10 to 200dB,in steps of 10dB |
| Linear level axis | 10%of reference level per level divi-sion,
10 divisions or logarithmic scal-ing |
| Trace | max.4(withtwo diagrams on screen,max.
2 per diogram);quasi-analog display
of allresults |
| Trace detector | MaxPeak,Min Peak,Auto Peak(Normal),
Sample,RMS,Average |
| Tracefunctions | Clear/Write,Max Hold,Min Hold,Average |
| Setting range of reference level |
| Logarithmiclevel display | -130dBm to 30dBm,insteps of 0.1dB |
| Linear level display | 7.0nVto 7.07V in steps of 1% |
| Unitesof level axis | dBm,dBμV,dBmV,dBpW(loglevel display)V,A,W,dBμA(linear level display) |
Totalmeasurement (0 to -50dB,S/N>15dB,span/RBW<100)(95%
confidence level) |
| <2.2GHz | <1dB |
| 2.2Ghz to 3.5/7Ghz | <1.5dB |
| 7Ghz to 18Ghz | <2.5dB |
| 18Ghz to 26.5Ghz | <3dB |
| Measurement of digital modulation signals |
| Modulation formats |
BPSK,QPSK,OffsetQPSK,DQPSK,л
/4DQpsk,8psk,16QAM,MSK,GMSK,2FSK,2GFSK,4FSk,4GFSK |
| Selectable Standards |
W-CDMA,Q-CDMA(IS-95)Forward/reverse,GSM,NADC,TETRA,PDC,PHS,
CDPD |
| Filters |
| Filtering | raisedcosine,square root raised cosine,Ganssian |
| Settingrange α/B*T | 0.2 to 3 in steps of 0.01 |
| Filters to specific standards |
| FLEX | Besse B*T=1.22 and 2.44 |
| ERMES | BesselB*T=1.25 |
| CDMA(IS 95) | forwardand reverse channel |
| APCO 25FM | |
| Symbol rate | |
| Symbol rate | 320Hzto 6.4Mhz
(symbol rade*(1+α)<8MHz |
| Samples/symbol | |
| Symbol rate≤200kHz | 1,2,4,8,16 |
200kHz| 1,2,4,8 | |
| Symbol rate>400kHz | 1,2,4 |
| Synchronization | internalto symbol clock andfrequency/phase |
| Levelmeasurements with digital demodulation |
| Peak powerrange | -60dBm to +30dBm |
| Absolutelevel errorMean power(0dB to -10dB below reference level) |
| f≤2.2GHz | 1dB |
| 2.2GHz to 7Ghz | 1.5dB |
| 7Ghz to 18Ghz | 2.5dB(FSIQ7/26) |
| 18Ghz to 26.5GHz | 3dB(FSIQ7/26) |
| Dynamic range for burst measurement |
(meanpower ,ref.level≥10dBm,
power=ref.level+1dB,
low-noise mode,points/symbol<4,
nominal values
|
W-CDMA 60dB
GSM 74dB
NADC 78dB
TETRA 79dB |
Timereference(nominal)
without clock synchronization
MSK/GMSK modulation,
PSK/QAM/FSK modulation
with clock synchronization |
<1/(2*symbol rate.points/symbol)
<1/(2*symbol rate)
<0.001*1/(symbolrate) |
| Residual error in modulationmeasurement |
(data valid for level from referencelevel to reference level
-6dB,S/N>60dB,α/BT=0.3 to 0.7,number of demodulatedsymbols
>100,averaging≥10,analog bandwidth>10*symbol rate,input frequency
>15*symbol rate,local suppression at 0Hz input frequency adjusted),
symbolrate(1+α)≤8MHz |
| Frequency error | ±(symbolrate*5*10^-6+0.1Hz+reference error*carrier frequency) |
| I/Qoffset error | 0.2%(-54dB) |
| Errorwith modulation standard |
| GSM900/1800/1900 | phaseerror≤0.5°rms,
typ.<1.5° peak |
| NADC,CDPD | EVM≤0.5°rms,typ.<1.5%peak |
| TETRA,PDC,PHS | EVM≤0.7°rms,typ.<2%peak |
| PWT | EVM≤1°rms,typ.<3%peak |
| IS-95 CDMA, | forward/reversechannel
p factor≥0.9995 |
| W-CDMA | EVM≤1.8%rms,typ.<5%peak |
| Measurement of analog modulation signals |
| Demodulationbandwidth |
| Realtime demodulation | 5khzto 200kHz in steps of 1,2,3,5 |
| Offlinedemodulation | 5kHz to 5MHz insteps of 1,2,3,5 |
Demodulation length
(max.sweeptime) | 3500/(demod.bandwith/Hz)s |
| Readout | |
Trace with AF signal,carrier power (Am DC-coupled),or modulationsumma-ry(table)with numerical display of :peak and rms values of modulation depthsor deviations of main demodulation;
SINAD value 1kHz(only with realtime demodulation);AFfrequency;carrier power;peak values of incidental modulation |
| Thefollowing specifications are valid for demodulation bandwidth≤2MHz,resolutionbandwidth≤2MHz,resolution bandwidth≥5*demodulation bandwidth,RF input level≤-10dBm,referencelevel setting=peak input level+0 to +6dB. |
| Amplitudedemodulation |
| Range | upto 100% |
| AF | |
| Offline demodulation | 0.001to 0.2*demod.BW |
| Realtie demodulation | 30Hzto 0.2*demod.BW,
max.20kHz |
| Frequencydemodulation |
| Deviation range | max.0.4*demod.BW |
| AF | |
| Offline demodulation | DC/0.001to 0.2*demod.BW |
| Realtime demodulation | DC/30Hzto 0.2*demod.BW,
max.20kHz |
| Phase demodulation | |
| Deviation range | upto 10 rad |
| AF | |
| Offline demodulation | DC/0.001to 0.1*demod.BW
<(0.4*demod.BW)/(phase devia-tion/rad) |
| Realtimedemodulation | 200Hz to 0.1*demod.BW,max.
15kHz<90.4*demod.BW)/(phasedeviation/rad),
smaller limit values apply |
| Measurementof unmodulated carrier power |
Measurement error,
(ref,level to ref.level-30dB) |
1.5dB |
| SINAD measurements |
| Realtimedemodulation |
AF=1kHz±4*10^-4*demod.BW
Error with 6 to 54 dB SINAD
|
±1dB
+error due to demodulator SINAD |
| Displayof AF frequencies |
| Range |
| Offline demodulation | 0.001to 0.3*demod.BW |
| Realtime demodulation | 30Hzto 0.3*demod.BW,
max.20kHz |
| Resolution | 1mHzto 1Hz |
| Error(S/N≥40dB) | 1.10^-6*demod.BW+errorof refer-ence frequency_1mHz±1 digit |
| AF filters | |
| Realtime demodulation |
| Lowpass | 3kHz,15kHz(Butterworth,12dB/oct.) |
| Highpass | 30Hz,300Hz(6dB/oct.)) |
| Weighting filters | CCITT P.53,Cmessage |
| Offline demodulation | |
Lowpass
| 5%,10%,25% ofdemod.BW,(12dB/oct.) |
| Audio demodulation |
| Modulation modes | AM and FM |
| Audio output | speakerand phone jack |
| Marker stop time in spectrum mode | 100msto 60s |
| Squelch | adjustablewith level line |
| Trigger functions |
Trigger
Span≥10Hz
Span=0Hz | freerun,line,video,Rf level,external
plus pretrigger,posttrigger,trigger delay |
with digitaldemodulation
| plusburst trigger and synchronization
to bit sequence(max.32 symbols) |
| with analog demodulation | plustrigger to demodulated AF |
| Gated sweep,trigger source | external,RFlevel |
| Gate delay | 1μsto 100s |
| Gate legth | 1μsto 100s,resolution min.1μs or
1% of gate lenth |
| Errorof gate length | μ(1μs+(0.05%*gatelenth)) |
| Inputs and outputs(front panel) |
| RF input | Nfemale,50Ω |
| FSIQ26 only | adaptersystem,50Ω,N/3.5mm male and female |
| VSWR(RFattenuation>0 dB) | <1.5(f<3.5GHz) |
| Attenuator | 0dB to 70dB,switchablein 10dB steps |
| Probe power supply | +15/-12.6VDC,max.150mA |
| Supply and coding connector |
| for antennas,etc) | ±10V,max.100mA,ground |
| AF output | Xout=10Ω,JK34jack |
Reference frequency
Output,usable as input |
BNC female,10MHz,10dBm nom. |
| Input | 1Mhzto 16MHz,>0 dBm from 50Ω |
| Sweepoutput | BNC female,0V to +10V,propor-tionalto displayed frequency |
| Power supply for noise source | BNCfemale,0v and 28V,switched |
Externaltrigger/gate input
| BNCfemale,>10kΩ
-5V to +5V,adjustable |
| IEC/IEEEbus remote control | IEC 625-2(IEEE 488.2),SCPI1994.0 |
| Serial interface | RS-232-C(COM1and COM2) |
| Mouse interface | PS/2compatible |
Printer interface
| parallel(Centronics compatible)orsprial
(RS-232-C) |
| Keyboard connector | 5-pinDIN female for MF2 keyboard |
| Userinterface | 25-pin Canon female |
| Connector for external monitor(VGA)15-pin female |
| 3rd-order intermodulation |
Intermodulation-free dynamic range,level2*-20dBm,△f>5*RBW or10kHz,whichever
is the greater value |
FSIQ26
| >74dBc for f>150MHz(TOI>17dBm,typ.22dBm)
>60dBc for f>7Ghz(TOI>10dBm) |
| Displayedaverage noise level (DANL) |
(0dB RF attenuation,RBW10Hz,VBW=1Hz,20averages,trace average
span 0Hz,termination50Ω) |
| VBW=1Hz,20 averages,trace average span 0Hz,termination50Ω) |
| | FSIQ3 |
| Frequency:20Hz | <-80dBm |
| 1kHz | <-110dBm |
| 10kHz | <-125dBm |
| 100kHz | <-135dBm |
| 1Mhz | <-145dB,typ.-150dBm |
| 10GHz to 6Ghz | <-145dBm, |
| 6Ghz to 7Ghz | - |
| 7Ghz to 18Ghz | - |
| 18Ghz to 26.5GHz | - |
| Maximum dynamic range | |
| 1dB compression to DANL(1Hz) |
| 170dB | 165dB |
| Inherent error on modulation measurements |
| General modulation modes(except FSK) |
| Error vector magnitude(EVM)and magnitude error(f<1Ghz)^1) |
| symbol rate^1) | FSIQ26 |
| ≤30kHz | 0.7%rms |
| 30kHz to 300kHzq | 1.4%rms |
| 300kHz to 1MHz | 2.8%rms |
| 1Mhz to 4.2Mhz | 2%rms |
| 4.2MHz to 6.4MHz | 2.4%rms |
| Phase error(f<1GHz)^2) |
| Symbol rate |
| ≤30kHz | 0.4°rms |
| 30kHz to 300kHz | 0.7%rms |
| 300kHz to 1MHz | 2%rms |
| 1Mhz to 4.2Mhz | 2%rms |
| 4.2MHz to 6.4MHz | 2.8%rms |
