名稱(chēng)：信號(hào)發(fā)生器 R&S SMIQ03 廠(chǎng)家：德國(guó) 型號(hào)：SMIQ03 特點(diǎn) ·頻率范圍:0.3~3.3GHz
·產(chǎn)生通用和寬帶數(shù)字調(diào)制信號(hào)7Ms/s
·模擬和數(shù)字調(diào)制能力
·TDMA和CDMA信號(hào)
·高矢量精度的寬帶I/Q調(diào)制器
·3年校準(zhǔn)周期 技術(shù)指標(biāo)
Frequency
SMIQ03/SMIQ03E 300kHzto 3.3Ghz
Resolution 0.1Hz
Reference frequency Standard Option SM-B1
Aging(after 30days of operation) 1*100-6/year<1*10-9/day
Temperature effect(0to 50℃) 2*10-6 <5*10-8
Spectral purity
Harmonicsat level≤10dBm <-30dBc
SSB phase noise at 1GHz,carri-er offset 20kHz,1Hz bandwidth CW Vector modulation
SMIQ-2E/SMIQ03E <-116dBc<-113dBc
Level -140to +13dBm(PEP)1)
Resolution 0.1dB
Total uncertainty for levels>-127dBm:f<2Ghz/f>2Ghz <±dB/<±1.5dB
Frequency response at 0dBm <1dB,typ.<0.3dB
Modulation
Internalmodulation generator 0.1Hz to 1MHz,resolution 0.1Hz
Amplitude modulation internal,externalAC/DC
Modulation depth 0 to99%
Modulation frequency range DCto 50kHz(RF>5MHz)
Broadbａnd amplitude modulation externalDC
Modulation frequency range DCt o30Mhz
Vector modulation externalDC
Modulation frequency range 30MHz(-3dB)
Envelope control RF level can be controlledwith an analog voltage of 0 to 1V via the POWER RAMP input
Digital modulation with optional Modulation Coder SMIQB10 int.,ext.serial,ext.parallel
Internal PRBS selectablelengths:2^9-1,2^15-1,2^16-1,2^20-1,2^21-1ａnd 2^23-1
Envelope control external or external
Function range 1 ksymbol/s to 2.5 Msymbol/s
Modulaiton modes SMIQ02/03 1FSK,4FSK,GFSK,GMSK,BPSK,QPSK,OQPSK,л/4QPSK,8PSK,16QAM,32QAM,64QAM,256QAM
Symbol rateFSK,GMSK 1 ksymbol/s to 2.5 Msymbol/s
PSK,QAM 1 ksymbol/s to 7 Msymbol/s
Basebａnd filter cos.cos,Gauss and Bessel
Symbol rate 1 ksymbol/sto 1.3 Msymbol/s
Data generator(option SMIQB11)
Programmable data memory for modulationdata,envelope-control and trig-ger signals.The data generator can be operatedonly in conjunction with the optional modulaiton coder.
Memorycapacity 4Mbit,up to 20Mbit with SMIQB12
Modes automatically repeating,single shot,manuallyor externally triggered
Digital standards withoptions GSm,NADC,PDC,PHS,CDMA,
SMIQB10 and SMIQB11 IS-95
Fadingsimulation with SMIQ02/SIMQ03 with options SMIQB14,SMIQB15
RF bandwidth(-3dB) >14Mhz
Number of paths and channels
with option SMIQB14 6 paths,1 channel
with options SMIQB14 and -B15 12 paths,1channel,or 6+6paths,2channels with second SMIQ
Path attenuation 0 to 50dB
Path delay 0 to 1600μs
Doppler shift 0.1 to 1600Hz
Modulation with SMIQ02/SMIQ03 with option SM-B5
Frequency/phase modulation internal,externalAC/DC,two-tone with two modulation channels
Max.deviation dependingon carrier frequency
FM/φM 500MHzto 2MHz/5 to 20rad
Modulation frequency range FM/φM Dct o2Mhz/Dc to 100kHz
Modulationwith SMIQ02E/MSIQ03E
Frequency/phase modulation internal,externalAC/DC,two-tone with two modulation channels;with PM:bandwidth 2MHz only for channel2
Max.deviation dependingon carrier frequency
FM 5 to20MHz
φM,bandwidth 100kHz/2MHz 50to 200rad/2.5 to 10rad
Modulation frequency rangeFM DC to 8MHz |
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