Cell Phone RFI Intoxilyzer Part 2

Intoxilyzer 5000 64 series upgraded to 66 series

Experiments respecting effects of radio frequency interference on Intoxilyzer 5000 64 series upgraded to 66 series. Intoxilyzer in need of maintenance. Nokia 3500 cell phone purchased at Walmart June 2009 used to make calls during various Intoxilyzer 5000