All Questions
Tagged with test test-equipment
11
questions
0
votes
1
answer
123
views
Synchronizing signal generators with shared LO
I'm currently trying to test my ADC chip using two signal generators. Below figure visually illustrates how the test setup would look like:
The traditional approach uses a 10 MHz reference port to ...
0
votes
0
answers
65
views
Automated Hardware/Software Test
I am an Electrical Engineer and I don’t have a strong Software Engineering background.
My problem is: I need to test several Smart home devices. For example: a door that opens and closes (also 2 ...
0
votes
2
answers
207
views
Efficient discharge of capacitor voltage to 2-10 ohm DUT
I need to apply the voltage in a capacitor to a load (between 2 and 10 Ω) and need to have the most efficient and simple method to do so.
The goal is to apply power to a DUT (device under test), ...
1
vote
1
answer
93
views
Measuring 150kHz, ~30V peak waveform with good resolution
I am trying to choose test equipment for a systems test application and I am running into a road block with one of the specs I need to meet.
The device features an H-bridge output similar to the ...
2
votes
1
answer
631
views
How to test a capacitor?
I've got a big 560 uF, 400 V capacitor and I've tested it with a meter and the capacitance is within spec, same the ESR and it has a vloss of 0.8%. So all seems fine but then I came across this video ...
0
votes
2
answers
67
views
DC test equipment to see voltage extremes? [closed]
I want to experiment with magnets and coils to produce voltage. I need test equipment to find the highest positive voltages and the lowest negative voltages obtained during tests.
My needle driven ...
0
votes
1
answer
199
views
CE certification
One of the required CE test technical files is "Test Reports". This document has to be provided to the test agency.
Does anyone know what data should be included in this document?
Here are the ...
2
votes
1
answer
137
views
Low volume mixed signal electronics production (hardware test, calibration, flashing) automation [closed]
I am designing a mixed-signal board with microcontroller that will need flash memory programming for its firmware, (self-)testing, and documentation for the final production steps.
I know there is a ...
0
votes
1
answer
340
views
Test an LCD for missing segments without looking at the screen? [closed]
I have a product with an LCD screen that sometimes fails with missing segments.
I will test the product for a long time to replicate the failure.
I will test many at once.
I don't want to sit watching ...
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 ...
11
votes
5
answers
8k
views
What parts would one typically use for automated PCB testing?
I have a circuit board in production, primarily through-hole, to the tune of ~400 units per year. Each one is manually inspected and tested. The board has ten distinct voltage rails, four voltage ...