MadSci Network: Engineering
Query:

Subject: How does a passive RF sensor work? Is that what 'Easy Pass' tolls use?

Date: Fri Feb 21 06:16:13 1997
Posted by: Robert E. Vetter
Grade level:
School/Organization: No school entered.
City: Oakdale State/Province: NY
Country: USA
Area of science: Engineering
Message ID: 856527373.Eg
Message:
How does a passive RF sensor work? Is that what 'Easy Pass' tolls use?

Re:How does a passive RF sensor work? Is that what 'Easy Pass' tolls use?

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