Problem description: I used Huawei's WCDMA 3G module and made a dial-up software. I found that there were problems with connection and disconnection. Sometimes I couldn't connect after a long time, an
I have an old toroidal transformer core, with an outer diameter of 14CM, an inner diameter of 7CM, and a height of 5.5CM. I want to make a power supply for an amplifier with an output of more than 200
PLD is the abbreviation of Programmable Logic Device, and FPGA is the abbreviation of Field Programmable Gate Array. The functions of the two are basically the same, but the implementation principles
I would like to ask if the clamp meter (multimeter) is faulty if there are still numbers when it is not measuring? It keeps jumping back and forth, sometimes large and sometimes small.
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] [table][tr][td][size=9pt][font=Verdana]Set-top box test plan[/font] [font=Verdana]I. Introduction to set-top box test 1. Princip