暂无
特点
- DDS技术与FPGA芯片设计
- 频率范围:0.1Hz~10MHz
- 高频精度:±20ppm
- 频率分辨率:100mHz
- 低失真正弦波:-55dBc,0.1Hz~200kHz
- 前面板设置保存/调用10组设置存储器
- 内置9位,150MHz /高分辨率计数器(仅限SFG-2110)
- INT / EXT AM / FM调制(仅限SFG-2110)
- LIN / LOG扫描模式(仅限SFG-2110)
SFG-2000/2100系列包括每个系列中4个成员,频率为4MHz和10MHz(perivd),SFG-2100系列具有扫频,AM / FM调制和外部计数器等附加功能。由于20ppm稳定性水平和输出波形精度,SFG-2000/2100系列适用于各种应用,如实验室信号发生器,PLL(锁相环)参考信号,校准和电子设备的调整源。
规格
The specifications apply when the SFG-2000 is powered on for at least 30 minutes under +20°C~+30°C.
|
SFG-2000 Series |
SFG-2100 Series |
Main |
||
Frequency Range |
SFG-2004 : 0.1Hz ~ 4MHz |
SFG-2110 : 0.1Hz ~ 10MHz |
Frequency Range (Triangle) |
0.1Hz~1MHz |
|
Frequency Resolution |
0.1Hz |
|
Frequency Stability |
± 20 ppm |
|
Frequency Accuracy |
± 20 ppm |
|
Aging |
± 5 ppm /year |
|
Output Function |
Sine, Square, Triangle |
|
Amplitude Range |
2mV~10Vpp(50Ω Load) |
|
Impedance |
50Ω±10% |
|
Attenuator |
-20dB±1dB×2 |
|
DC Offset |
<-5V~>+5V(50Ω Load) |
|
Duty Cycle |
20% to 80%, 2Hz~1MHz (Only Square) |
|
Range Resolution |
1% |
|
Display |
9 位 LED display |
|
SINE WAVE |
||
Harmonics Distortion |
-55dBc,0.1Hz~200kHz; -40dBc,0.2MHz~4MHz; -30dBc,4MHz~10MHz |
|
Flatness(Relative to 1kHz) |
<± 0.3dB,0.1Hz~1MHz; <± 0.5dB,1MHz~4MHz; <± 2dB, 4MHz~10MHz |
|
TRIANGLE WAVE |
||
Linearity |
≧98%,0.1Hz~100kHz;≧95%,100kHz~1MHz |
|
SQUARE WAVE |
||
Symmetry |
± 1% of period +4ns to 0.1Hz~100kHz |
|
Rise or Fall Time |
≦25ns at maximum output.(into 50 load) |
|
CMOS Output |
||
Level |
4Vpp±1Vpp~15Vpp±1Vpp adjustable; Rise or Fall Time ≦120ns |
|
TTL Output |
||
Level |
≧3Vpp ; Fan out; 20 TTL Load ;Rise and Fall Time ≦25ns |
|
SWEEP OPERATION |
||
Rate |
- |
100:1 ratio max. and
adjustable |
Time |
1Sec~30Sec
adjustable |
|
Mode |
Lin./Log. switch selector |
|
AMPLITUDE MODULATION |
||
Depth & Modulation Frequency |
- |
0~100% ; 400Hz(INT), DC~1MHz(EXT) |
Carrier BW |
100Hz~5MHz(-3dB) |
|
EXT Modulation Sensitivity |
≦ 10Vpp 100% modulation |
|
FREQUENCY MODULATION |
||
Deviation & Modulation Frequency |
- |
0~±50kHz,center at 1MHz, 400Hz fixed(INT), 1kHz fixed(EXT) |
EXT Modulation Sensitivity |
≦ 10Vpp 在 10% modulation (center at 1MHz) |
|
FREQUENCY COUNTER |
||
Range |
- |
5Hz~150MHz |
Accuracy |
Time base accuracy±1位 |
|
Time base |
±20ppm(23℃±5℃) after 30 minutes warm up后 |
|
Resolution |
100nHz@1Hz, 0.1Hz@100MHz |
|
Input Impedance |
1MΩ/150pf |
|
Sensitivity |
≦ 35mVrms (5Hz~100MHz) |
|
STORE/RECALL FUNCTION |
||
|
10 groups of panel settings |
|
POWER SOURCE |
|
|
|
AC115V±10%, AC 230V+10%/-15%, 50/60Hz |
|
Accessories |
||
|
User Manual×1 |
|
DIMENSION & WEIGHT |
266(W)×107(H)×293(D) mm, Approx. 3.2kg |