When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A great pair of speakers can really make a system, and German manufacturer Elac makes some of the ...

The knock sensor is made up of a piezoelectric element. A working principle for piezoelectric elements involves the transmission of an electrical current in response to detecting a change in pressure ...

深圳市科力超声波洗净设备有限公司是一家专业生产超声设备的企业。技术力量雄厚,公司凝聚一批专业生产超声设备的工程师及技术骨干。公司严格执行ISO9001：2000质量管理体制。并引进美国、德国、日本等发达国家的超声波技术及生产工艺。采用世界的原材料 ...

I tried out the RF mount version on my APS-C Canon EOS R7 and my full-frame EOS R5 in crop mode. As an APS-C lens it has an effective full-frame focal length of 24-450mm on L, E and X cameras (with ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...

You might think aftermarket parking sensors could be a bit of an unusual car upgrade at first, a bit like aftermarket reversing cameras, and you’d be right. Across ...

Studio monitor speakers are a non-negotiable lynchpin of any studio environment, whether a professional control room or your home studio space. Despite how far a decent pair of headphones can get you, ...

为满足经济社会发展对对讲机的使用需求，优化调整对讲机无线电频率使用规划和无线电台（站）管理，有效提高频率使用 ...

索尼即将发布16mm F1.8 G镜头，目前有关它的更多信息被曝光： 这是一支令人惊叹的镜头，成像画质令人印象深刻。 比20mm F1.8 G轻，长度短5mm，所以它真的很小很轻。 对于星空摄影来说，镜头的慧差和边缘画质应该要更好一些。 这款镜头售价999欧元。 文章来源 ...

This article proposes a novel E-sensor that combines piezoelectric-piezoresistive (PE-PR) elements in its sensitive structure. This article proposes a novel E-sensor that combines PE-PR elements in ...

The CM4044hh is a low power, high-accuracy, output glitch-free, wide supply voltage range, general purpose 25kHz oscillator. It achieves an ± 1% after trimmed @ 27oC and ±2.5% from -40 to 85oC. A ...