固纬SFG-2004;SFG-2004 信号发生器范围 型号厂家SFG-2000/2100每個系列分別擁有4MHz,7MHz,10MHz和20MHz的頻寬選擇。SFG-2100系列還外加了掃描,AM/FM調製和外部計頻功能。基於±20ppm的高穩定度和輸出波形精確度,SFG-2000/2100系列適合大多數應用場合,例如作為信號源用於實驗室中各類實驗,作為PLL(鎖相環)的參考信號和電子設備的校準源。 SFG-2004 | 4MHz DDS 函數信號發生器 |
SFG-2000 Series SFG-2004 | SFG-2100 Series SFG-2004 | |
Main | ||
Frequency Range (Sine, Square) | SFG-2004 : 0.1Hz ~ 4MHz SFG-2010 : 0.1Hz ~ 10MHz | 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 (Specification applied to both TTL/CMOS OFF and from MAX. to 1/10 level) | |
Flatness(Relative to 1kHz) | <± 0.3dB,0.1Hz~1MHz; <± 0.5dB,1MHz~4MHz; <± 2dB, 4MHz~10MHz |