SAW滤波器（Surface Acoustic Wave Filter，声表面波滤波器）是一种利用声表面波（沿固体表面传播的机械波）原理实现信号滤波功能的电子元件。其核心 ...

Schematic concept of the developed tunable filter. (a) Cross-sectional view of the filter; (b) relationship between period and refractive index; (c) frequency shift due to the change of refractive ...

Mar 11, 2024: Tuning a terahertz wave filter (Nanowerk News) Researchers at Tohoku University have addressed one of the key challenges of electromagnetic waves in the terahertz frequency range by ...

The FS-LWF-B is a 25.4 mm diameter Long-Pass Filter Set and includes one of each Long-Pass Filter. Our short and long-wave pass filters have a steep transition between the region of transmission and ...

The FS-SWF-B is a 25.4 mm diameter Short-Pass Filter Set and includes one of each Short-Pass Filter. Our short and long-wave pass filters have a steep transition between the region of transmission and ...

Sine wave filter. The Inversine AUAF transforms chopped up PWM VFD output voltage into a clean sine wave that has less than 3% THD(V). July 23, 2013. The Inversine advanced universal sine wave filter ...

Jomhour says his blog has been filtered and it seems a new wave of filtering is on the way [Fa]. According to the blogger, the new wave of filtering concerns a few ISPs and not all of them. Global ...

Wave Software's Trident Pro 6.2 adds interactive searching and filtering capabilities to help users view search results quickly, and make earlier decisions on search terms and criteria by ...