All Questions
11
questions
8
votes
2
answers
3k
views
How to program MCUs and test PCBs in mass production?
I am working on a PCB which includes an microcontroller (STM32), some sensors and a BLE module. Right now it is still a prototype, only 3 units have been produced.
To program the microcontroller, I ...
2
votes
1
answer
347
views
How to go about debugging PCB Power Supply Circuits to ensure correct output voltage?
I'm currently soldering, testing and validating the components on this PCB that I designed a few months back.
As it is right now I have soldered the 1.2V, 2.5V, 3.3V and 5V buck converter power ...
1
vote
2
answers
672
views
Noob soldering help: test pad repair
So I haven't soldered in years and only have experience with through hole soldering and large components. Today I attempted a repair with a HTC Vive controller. I know where to solder and managed to ...
3
votes
7
answers
2k
views
Testing process before PCB assembly
I have a specific question regarding test and verification of circuits on PCBs such as the following one:
Since I am not from the electronics industry and never been in such a place I thought someone ...
2
votes
4
answers
3k
views
Oscilloscope probe points
The answer to another question identified two PCB-mounted scope probe "holders":
I can't find these at any distributor's web site because I don't what they are called. Can someone, please, give me ...
2
votes
2
answers
3k
views
Test a transistor with a multimeter
I used the guide at https://vetco.net/blog/test-a-transistor-with-a-multimeter/2017-05-04-12-25-37-07 to test a transistor with my DMM. The NPN transistor I used to test is the "mospec tip130 No11D" ...
0
votes
2
answers
385
views
led analyser for pcb functional test [closed]
i'm supposed to work on a project that consists on creating a led analyser to test PCB (functional test)
they want me to create a system that can measure the color (R,G,B) and the luminous intensity ...
0
votes
1
answer
124
views
How can I properly test compatibility of a replacement led on a pcb?
I am looking to replace an led on this board, but I am unsure of what this current led's specs are in terms of what amperage and voltage are used by the led. I am curious what ways I can test to make ...
-3
votes
1
answer
158
views
Beginner question: PCB testing [closed]
I have a question about my PCBs. So my previous versions haven't worked; I know why, but I'd like to know is there a way I can test to see if the circuit will work? If there is can someone let me know,...
0
votes
4
answers
10k
views
Troubleshooting PCB of an ATX power supply? [closed]
Im new to PCBs, know the basics of electronics and testing of individual components. I have a PCB (of an ATX supply) that is not working when I power it, so I thought of testing each components like ...
5
votes
2
answers
2k
views
How to test RF (1GHz) PCBs?
I have a number of RF PCBs. I would like to test these PCBs, so can someone guide me as to how to test these PCBs. The list of the PCBs that I want to test is mentioned below.
4th order Butterworth ...