Tag Archives: radio frequency interference

Radio Frequencies Can Interfere with a DUI Breath Test


I’ve said it before and I’ll say it again: Breathalyzers are inaccurate. One of the lesser known causes of breath test error is radio frequency interference (RFI). Continue reading

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Can police radio interfere with breath devices?


The simple answer is yes.  But, it also depends on the type breath machine that is used.  There are many reasons why incorrect results can be produced by breath machines.  Radio interference is just one of those many reasons.

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