water vapour

[shermaine]

how do one knows where the moisture from tat cause water vapour on testing equipment like multimeter, oscilloscope? Please advise.

 

[Brian218]

how do one knows where the moisture from tat cause water vapour on testing equipment like multimeter, oscilloscope? Please advise.

????????

What are you asking?

 

[rjvh]

if you put your multi meter or scope above a pan with boiling water it comes from that

 

[Boncuk]

I think he or she is asking for an instrument like a hygrometer to measure relative or absolute humidity.

 

[Brian218]

I think he or she is asking for an instrument like a hygrometer to measure relative or absolute humidity.

I think you're right, if so, a humidity sensor of some sort would fit the bill.

Here's a temperature/humidity sensor.
**broken link removed**