Technical Discuss

Subject	Replies / Views	Last Post
解决Dompdf中文换行及无法加载图片的问题 Category: Technical Discuss Topic started 21 Feb 2021 13:04, by btt Last Post 21 Feb 2021 13:04 by btt	Replies:0 Views:468	Last Post by btt 21 Feb 2021 13:04
示波器能否进行傅立叶分解？ Category: Technical Discuss Topic started 25 Oct 2020 12:59, by btt Last Post 25 Oct 2020 12:59 by btt	Replies:0 Views:446	Last Post by btt 25 Oct 2020 12:59
有没有能分析开关损耗的示波器？ Category: Technical Discuss Topic started 25 Oct 2020 12:59, by btt Last Post 25 Oct 2020 12:59 by btt	Replies:0 Views:406	Last Post by btt 25 Oct 2020 12:59
在反激式电源设计过程当中，经常会因为变压器漏感大，而使变压器的转换效率降低，绕制时采用初级中间夹绕次级的方式仍然不大理想。变压器绕制有什么技巧吗？ Category: Technical Discuss Topic started 25 Oct 2020 12:58, by btt Last Post 25 Oct 2020 12:58 by btt	Replies:0 Views:379	Last Post by btt 25 Oct 2020 12:58
用示波器怎样可以测试到开头电源的幅射？ Category: Technical Discuss Topic started 25 Oct 2020 12:58, by btt Last Post 25 Oct 2020 12:58 by btt	Replies:0 Views:410	Last Post by btt 25 Oct 2020 12:58
开关电源的噪声有多种如布线不合理引起的交叉干扰、电感漏磁、二极管反向尖峰。..等引起噪声，如何用示波器鉴别？ Category: Technical Discuss Topic started 25 Oct 2020 12:58, by btt Last Post 25 Oct 2020 12:58 by btt	Replies:0 Views:365	Last Post by btt 25 Oct 2020 12:58
有无办法利用示波器测出高频变压器或电感磁芯的工作情况？ Category: Technical Discuss Topic started 25 Oct 2020 12:58, by btt Last Post 25 Oct 2020 12:58 by btt	Replies:0 Views:399	Last Post by btt 25 Oct 2020 12:58
如何表达和测试功率密度？ Category: Technical Discuss Topic started 25 Oct 2020 12:57, by btt Last Post 25 Oct 2020 12:57 by btt	Replies:0 Views:383	Last Post by btt 25 Oct 2020 12:57
什么是功率因数？如何如何测量？ Category: Technical Discuss Topic started 25 Oct 2020 12:57, by btt Last Post 25 Oct 2020 12:57 by btt	Replies:0 Views:402	Last Post by btt 25 Oct 2020 12:57
什么是示波器的等效时间采样？ Category: Technical Discuss Topic started 25 Oct 2020 12:57, by btt Last Post 25 Oct 2020 12:57 by btt	Replies:0 Views:399	Last Post by btt 25 Oct 2020 12:57
什么是示波器的实时采样率？ Category: Technical Discuss Topic started 25 Oct 2020 12:57, by btt Last Post 25 Oct 2020 12:57 by btt	Replies:0 Views:399	Last Post by btt 25 Oct 2020 12:57
一般的示波器探头的使用寿命有多长时间？探头需不需要定期的标定？ Category: Technical Discuss Topic started 25 Oct 2020 12:56, by btt Last Post 25 Oct 2020 12:56 by btt	Replies:0 Views:367	Last Post by btt 25 Oct 2020 12:56
决定示波器探头价格的主要因素是什么？ Category: Technical Discuss Topic started 25 Oct 2020 12:56, by btt Last Post 25 Oct 2020 12:56 by btt	Replies:0 Views:393	Last Post by btt 25 Oct 2020 12:56
对一个已设计完成的产品，如何用示波器经行检测分析其可靠性？ Category: Technical Discuss Topic started 25 Oct 2020 12:56, by btt Last Post 25 Oct 2020 12:56 by btt	Replies:0 Views:387	Last Post by btt 25 Oct 2020 12:56
关于holdoff，如果在水平时间分辨率不变的前提下，是否百分比设置越大（对应信号显示逐渐稳定）那么就意味着信号的周期越长？ Category: Technical Discuss Topic started 25 Oct 2020 12:55, by btt Last Post 25 Oct 2020 12:55 by btt	Replies:0 Views:371	Last Post by btt 25 Oct 2020 12:55
关于holdoff，所谓触发与非触发，示波器对采集信号的处理有什么区别？ Category: Technical Discuss Topic started 25 Oct 2020 12:55, by btt Last Post 25 Oct 2020 12:55 by btt	Replies:0 Views:386	Last Post by btt 25 Oct 2020 12:55
在用泰克的示波器时，如何理解Holdoff 这个参数？ Category: Technical Discuss Topic started 25 Oct 2020 12:55, by btt Last Post 25 Oct 2020 12:55 by btt	Replies:0 Views:397	Last Post by btt 25 Oct 2020 12:55
在测量离板信号线的传导骚扰时，发现在两个特定频点（一个是 659K 另一个是 1.977K）上由两个很大的噪声信号。初步分析是由于板上的开关电源芯片引起的，如何 Category: Technical Discuss Topic started 25 Oct 2020 12:54, by btt Last Post 25 Oct 2020 12:54 by btt	Replies:0 Views:387	Last Post by btt 25 Oct 2020 12:54
如何在模拟电路用好数字示波器，比如测音频放大器的小信号，电源的杂波等？ Category: Technical Discuss Topic started 25 Oct 2020 12:53, by btt Last Post 25 Oct 2020 12:53 by btt	Replies:0 Views:389	Last Post by btt 25 Oct 2020 12:53
使用一台标称100MHz 的DSO 示波器，测量一个高频开关幅值400V，f=50M，示波器如何描绘出它的波形和上升时间？ Category: Technical Discuss Topic started 25 Oct 2020 12:53, by btt Last Post 25 Oct 2020 12:53 by btt	Replies:0 Views:391	Last Post by btt 25 Oct 2020 12:53