最近群友在群里热烈讨论一个产品，这个产品看起来其貌不扬，有点寒酸，但就是好用，卖得还不便宜。 它可以很灵敏的探测到接近的物体，然而这个电路实在是太简单了，用的都是普通再普通不过的元件。它是如何做到的呢？这激起了大家强烈的好奇心。

Cornell Dubilier Electronics (CDE) has expanded its series of multilayer RF chip capacitors to 2500 Vdc. The new Type MCH uses high Q mica dielectric to avoid cracking and delaminating associated with ...

High-quality multilayer organic capacitors are ideal for RF power amplifiers, filter networks, and MRI system applications GREENVILLE, S.C.--(BUSINESS WIRE)-- AVX Corporation, a leading manufacturer ...

Irvine, CA. Pasternack has unveiled a new line of SPDT high-power PIN diode RF switches for transmit and receive signal-routing applications. The PIN diodes can find use in radar systems, EW ...

Flex Power Modules, a division of Flex, recently introduced the PKB4216HDPI, the newest edition to its family of DC/DC converters designed for radio frequency power amplifier (RFPA) applications in ...

The Model SEM02012 fail-safe SPDT RF switch provides a working bandwidth from dc to 18 GHz and operates from a 12 Vdc supply at 275 mA. Maximum insertion loss is 0.5 dB, isolation is at least 60 dB, ...