调制信号发生器MG3670B MG3670C
宽频带范围:300KHz~2.25GHz
可通过后面板扩展连接器MG0301C/ 0302A/ 0305A/ 0307A/ 0311A调制单元扩展
与日本,北美和欧洲的通信系统测量信号相兼容
高调制精度(矢量误差≤1.8%rms)
输出调制信号与每个通信系统匹配
带数据编辑及倒频功能的内部图象发生器
输出IS-95通道多路传输信号
技术指标
Carrierfrequency Frequency range 300kHz to 2250 MHz(mg3670B/C),300kHz to 2750MHz(MG3671A/B and MG3672A)
Accuracy Dependson installed reference cscillator*^1
Intemalreference oscillator Frequency:10MHz
Start-up characteristics:≤1*10^-7/day(after 30 min.warm-up),≤5*10^-8/day(after60 min.warm-up)
Aging rate:≤2*10^-8/day(after 24 h warm-up)
Temperaturecharacteristics:Aging rate:≤&plu***n;5*10^-8(0 °to 50℃)
Extemalreference input 10 MHz or 13MHz(&plu***n;10ppm),,2to 5 Vp-p,BNC connector(rear panel)
Referenceoutput 10 MHz,2 to 5Vp-p,BNC connector(rearpanel)
Output Levelrange*^2 -143 to +13 dBm(resolution:0.1dB)
Frequency resp***e ≤&plu***n;dB(at0 dBm output)
Level accuracy*^2 Outputlevel/frequency ≤1000MHz >1000MHz
-33 to +13dBm &plu***n;1dB &plu***n;2dB
-123 to -33.1dBm &plu***n;1.5dB &plu***n;2dB
-136 to 123.4dBm &plu***n;3dB &plu***n;4dB
Impedance 50Ω,N-typeconnctor
Continuously varible level*^2 Continuouslyvariableoutput over 20dB rqnge(+8 to -12dB) in 0.1dB steps within upper and lowerlimlits of any output level
Level unit dBm,dBμ,μV,mV,V(dBμ,μV,mV,Vselected terminate/open voltagedisplay)
Interferencera***tion ≤1μV*Measured 25 mm from cabinet(exceptrear pane)with two-turn 25 mm diameter loop antenna ,terminated with 50Ω load,≤+5dBmoutput ,CW
Signal purity Spurious
(at ≤+5 dBm output) ≤-65dBc(≥100kHz offset,≤&plu***n;100MHz,≤-50dBc(≥100kHzoffset ,full band)
≤-40dBc (≥2.65 HGz,spurious at 5.4-Fout (carrier frequency)GHz],≤-30dBc (harmonics)
SSB phase noise ≤-120dBc /Hz(100 kHz,offset,CW)
Dingitalmodulation Intermal modulaton Dependson installed modulationunit(MG030C/0.02A/0.10A/0311A/0312A/0314A
External
modulation ForMG3670B/C,MG3671A/B
Any modulation using I/Q input signal
Input frequency:DCto 1.2 MHz*^3
Input level:sqr(I^2+Q^2)≤0.5 Vrms,BNC connector *I/Q≤1.5Vp-p(50Ω),I/Q≤10%to 100% of 1.5Vp-p(CMOS)
Vector error:≤1.8%r*** (I/Q input level:1 Vrms/50Ω
,at ≤+5 dBm output
For MG3672A
50Ωinput
Input frequency:DC to 30MHz(BW:3dB,18° to 30℃)
Input level:sqr(I^2+Q^2)≤1.0 Vrms,I/Q≤1.5V p-p
CMOSinput
Input frequency:DC to 1.2 MHz,Input level:sqr(I^2+Q^2)≤1.0 Vrms,I/Q≤1.5Vp-p
I/Q output OutputsI/Q signal at internal modulation(MG0310A/
0305A/0307A/0310A/0311A/0312A/0314Ainstalled
Pulse
modulation Input TTL level,BNC connector,polarity selectable
On/offratio ≥40 dB (at ≥0 dBm output)
Transiton time ≤2μs,minimum pulse width:10μs
Memory
function Frequency memory 1000carrier frequencies(s***e and recall)
Pqrqmetermemory 100 pansettings(s***e and recall)
Other
function Relativedisplay Carrier frequency.output level
I/Q signal adjustment Varableoffset,balance,phase(only output)
of I/Q input/output signal(DC to 1.2 MHz)
Backup Lastsettings stored at power-off
Reverse power
protecton Maximum reverse input power:50W(<1000MHz)
&plu***n;50Vdc
GPB Allfuncti*** except power switch and panel
lock switch controlled Interfacefunction:
SH1,AH1,T6,L4,SR1,RL1,PP0,DC1,C0,EF2
Operatingtermperatue 0 °to 50 ℃
Power 100to 120/200 to 240 Vac (switchable)47.5 to 63Hz
≤550VA
Dimensi***and mass (426&plu***n;5)W*(221.5&plu***n;4)H*(451&plu***n;5)Dmm≤27kg
EMC*^4 EN55011(1991,Group1, Class A),EN50082-1(1992)
,Harmonic curent emissi***EN61000-3-2(1995)
Safety EN61010-1:1993(InstallationCategoryⅡ,
Pollution DegreeⅡ)
Model/OrderNo.
Name
MG3670B
MG3670C
MG3671A
MG3671B
MG3671A
MG0301C
MG0302A
MG0303B
MG0305A
MG0307A
MG0310A
MG0311A
MG0312A
MG0314A
J0576B
J0127A
J0017F
B0325
F0014
F0012
W0869AE
W0932AE
W0869BE
W1462AE
W0872AE
W0691AE
W1462AE
W0872AE
W0691AE
W0851AE
W0949AE
W1183AE
B0405A
B0406A
W1050AE
W1412Ae
B0416A
B0418A
Mainframe
Digital Modulation Signal Generator
Digital Modulati***ignal Generator
Digital Modulation Signal Generator
DigitalModulation Signal Generator
Digital Modulation Signal Generator
DigitalModulation Signal Generator
Expansion units (factory installed)
μ/4DQPSK Mdodulation Unit(for PDC,PDC_H,PHS,NADC and TFTS communication systems)
GMSKModulation Unit(for G***,PCN (DCS1800),and CT2 communication system)
BurstFunction Unit (for PDC,PDC_H,PHS,NADC,TFTS,G***,PCN(DCS1800),CT2,DECT communicati***ystem)
μ/4 DQPSK Modulation Unit(for PACS,WCPE,PHS communication system)
QPSKModulation Unit
W-CDMA Modulaiton Unit
Standard accessories(for mainframe)
Coaxialcord(N-P.5D-2W.N-P),1m:
Power cord,2.5m
Shieled cover for GPIB:
Fuse,6.3A(for100 Vac power supply)
Fuse,3.15A(for 200 Vac power supply)
MG3670A/Boperation manual
MG3671A/B operation manual
MG3672B/C,MG3671A/B servicemanual
MG3672A operation manual
Standard accessories(for expansionunits)
MG0301C/0303B operation manual
MG0302A/0303B operation manual
MG0305A/0303Boperation manual
Mg0307A/0303B operation manual
MG0310A operationmanual
Exchange sheet for front panel
Exchange sheet for real lpalnel
Mg0312Aoperation manual
Mg0314A operation manual
Exchange front panel sheet
Exchangerear panel sheet
MG3670/3671/3672-01
MG3670/3671/3672-02
MG3670/3671/3672-03
MG3670-20
MG3670B/3671A-25
MG0301C-22
MG0302A-23
J0127C
J0003A
J0576D
J0004
J0007
J0008
B0329D
B0331D
B0332
B0333D
B0334D
MS8604A
MT8801B
MD1620B
MD6420A
MP1201C
MS2602A
1 pc
2pcs
1pc
1pc
2pcs
2pcs
1copy
1copy
1copy
1copy
1copy
1copy
1copy
1copy
1copy1pc
1pc
1copy
1copy
1pc
1pc
Model Start-upcharacteristics Aging rate Temperaturecharacteristic(0°to 50℃
MG3670/3671/3672Option 01 7*10/day(after 30min.warm-up)
3*10/day(after60min.warm-up)
5*10/day(after 24-h warm-up) &plu***n;5*10/day
MG3670/3671/3672 Option 02 2*10/day(after60min.warm-up) 2*10/day(after48-h warm-up) &plu***n;1.5*10/day
MG3670/3671/3672Option 03 - 5*10/day(after48-h warm-up) &plu***n;5*10/day
MG3670BOption 20 RF off release function(When RFis off,level setting is enabled.)
MG0301COption 22 RHS LCCH super frame control patternfunction(artificial base station signal output for field strength measurement:APS connection test is impossible.)
MG0302AOption23 CT2 MUX3 control pattern function
MG3670B/3671A Option 25 Formatupgrade(enables MG0310A to be used in MG3670B/3671A