中国台湾固纬SFG-2110数字函数信号发生器的特点
中国台湾固纬SFG-2110数字函数信号发生器的技术参数
- 直接数位合成技术及FPGA晶片设计
- 频率范围:0.1Hz~10MHz
- 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
| MAIN | |
| Frequency Range (For Sine, Square) | 0.1Hz~10MHz |
| Frequency Range (For Triangle) | 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 (Specification applied from MAX. to 1/10 level) |
| 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 10 modulation |
| 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) ∝45mVrms(100MHz~150MHz) |
| STORE/RECALL FUNCTION | |
| 10 groups of Setting memories | |
| POWER SOURCE | AC115V, 230V∮15%, 50/60Hz |
| ACCESSORIES | |
| Instruction manual x 1 Power Cord x 1 GTL-101 x 2 | |
| DIMENSION & WEIGHT | 107(W)⊙266(H)⊙293(D) m/m Approx. 3.2kg |
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