固纬SFG-2107信号源的特点:
- 直接数位合成技术及FPGA晶片设
- 频率范围:0.1Hz~7MHz
- 频率解析度:100mHz
- 频率准确度及飘移度:+/-20ppm
- 低失真正弦波:-55dBc,0.1Hz~200kHz
- 输出波形:正弦波、方波、三角波
- 具TTL及CMOS OUT
- 前面板可设定十组储存及呼叫操作记忆
- 内附六位数150MHz高解析度频率计
- 具AM/FM调变及 LIN/LOG 扫描功能
固纬SFG-2107信号源的技术参数:
MAIN | |
Frequency Range | 0.1Hz~7MHz |
Frequency Range | 0.1Hz~1MHz |
Frequency Resolution | 0.1Hz |
Frequency Stability | ∮20 ppm |
Frequency Accuracy | ∮20 ppm |
Frequency Aging | ∮5 ppm / year |
Output Function | Sine, Square, Triangle |
Amplitude Range | 10Vpp(into 50load) |
Flatness(Sinewave relative to 1kHz) | ≌∮0.3dB,0.1Hz°1MHz;≌∮0.5dB,1MHz°4MHz;≌∮2dB, 4MHz°10MHz |
Impedance | 50∮10 |
Attenuator | -20dB∮1dB⊙2 |
DC Offset | ≌-5V°≈+5V(into 50load) |
Duty Control Range | 20% to 80% below 1MHz (Square wave only) |
Duty Control Resolution | 1% |
Display | 9 digits LED display |
SINE WAVE | |
Harmonics Distortion | -55dBc,0.1Hz°200kHz; -40dBc,0.2MHz°4MHz; -30dBc,4MHz°10MHz |
TRIANGLE WAVE | |
Linear | ≠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 50load) |
CMOS OUTPUT | |
Level | 4Vpp∮1Vpp°14.5Vpp∮0.5Vpp adjustable; Rise or Fall Time;∝120ns |
TTL OUTPUT | |
Level | ≠3Vpp ; Fan Out; 20 TTL load ; Rise or Fall Time ;∝25ns |
SWEEP OPERATION | |
Sweep/Rate | 100:1 ratio max. and adjustable |
Sweep/Time | 0.5Sec°30Sec adjustable |
Sweep/Mode | Lin. / Log. switch selector |
AMPLITUDE MODULATION | |
Depth & MOD. Frequency | 0°100; 400Hz(INT),DC°1MHz(EXT) |
Carrier BW | 100Hz°5MHz(-3dB) |
EXT Sensitivity | ∝10Vpp for 100modulation |
FREQUENCY MODULATION | |
Deviation & MOD. Frequency | 0°∮5; 400Hz(INT),1kHz(EXT) |
EXT Sensitivity | ∝10Vpp for 10modulation |
FREQUENCY COUNTER | |
Range | 5Hz°150MHz |
Accuracy | Time base accuracy∮1count |
Time base | ∮20ppm(23∮5) after; 30 minutes warm up |
Resolution | The maximum resolution is 100nHz for 1Hz and 0.1Hz for 100MHz |
Input Impedance | 1M/150pf |
Sensitivity | ∝35mVrms(5Hz~100MHz) |
STORE/RECALL FUNCTION | |
| 10 groups of Setting memories |
POWER SOURCE | AC115V, 230V∮15%,50/60Hz |
ACCESSORIES | |
| Instruction manual⊙1 |
DIMENSION & WEIGHT | 107(W)⊙266(H)⊙293(D) m/m |
