固纬SFG-2010数字合成信号源的特点:
l 直接数位合成技术及FPGA晶片设计
l 频率范围:0.1Hz~10MHz
l 频率解析度:100mHz
l 频率准确度及飘移度:+/-20ppm
l 低失真正弦波:-55dBc,0.1Hz~200kHz
l 输出波形:正弦波、方波、三角波
l 具TTL及CMOS OUT
l 前面板可设定十组储存及呼叫操作记忆
固纬SFG-2010数字合成信号源的技术参数：
| MAIN | |
| Frequency Range | 0.1Hz~10MHz |
| 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 50Ωload） |
| Flatness（Sinewave relative to 1kHz） | ＜± 0.3dB,0.1Hz～1MHz; ＜± 0.5dB,1MHz～4MHz; ＜± 2dB, 4MHz～10MHz |
| Impedance | 50Ω±10％ |
| Attenuator | -20dB±1dB×2 |
| DC Offset | ＜-5V～＞+5V（into 50Ωload） |
| 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 50Ωload） |
| 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 |
| 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 |
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