30-03-2018
The causes and solutions of side and inversion 0201 resistors during the processing of SMT.
The causes and solutions of side and inversion 0201 resistors during the processing of SMT....
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23-03-2018
What are the main types of PCBA processing pollution?
PCBA pollution would have a bad effect on reliability and stability of PCB. NOD Electronics always strictly controls the process of production and technique and gets rid of PCBA pollution immediately ...More -
16-03-2018
What is an automatic soldering machine? Why do you choose an automatic soldering machine?
The automatic soldering machine is an automated device. Its working principle is to use the robot's movement function to complete the soldering operation. Automatic soldering is divided into semi-aut...More -
08-03-2018
Why do we need PCBA inspection?
Improved the qualification rate of product means that the repair rate of product will be declined. Testing is a part of the entire process of PCBA, which is an important means of controlling product q...More -
04-01-2018
There are Several Types of PCB Gerber Files?
PCB Gerber files: divided into 3 types.1, provided to the PCB manufacturer's production documents: including the top, middle layer (according to the PCB layer), the bottom, the top silk screen, th...More -
29-12-2017
Commom Quality Issues of SMT Processing and Solutions
Quality IssuesSolutions Gluing ProcessGluing wire/spillover Revise the gluing process parameters; Control the amount of gluing; Adjust the process parameters of SMT patch;Plugging of glue mouthEmpty g...More -
05-12-2017
Complex gates with CMOS
As we have seen in earlier chapters we can implement many complex combinational functions by connecting together the basic gates NAND and NOR- However, the result is not an efficient use of transistor...More -
05-12-2017
CMOS Logic Gates
We have seen how to implement the logic gates NAND and NOR using NMOS technology. In CMOS the process is just the same except that the complementary PMOS transistors are added....More
