tuning meter การใช้

There were many other new features also such as dual tuning meters, squelch and several added bands such as Air, VHF 144 MHz through 175 MHz.
In this sense, single-source data is a compilation of ( 1 ) Home-scanned sales records and / or loyalty card purchases from retail or grocery stores and other commerce operations, ( 2 ) TV tune-in data from cable set top boxes or people meters ( pushbutton or passive ) or household tuning meters, and ( 3 ) Household demographic information.
Prior to Apollo there were other attempts to provide single source measurement in the U . S ., including Arbitron s ScanAmerica, which used pushbutton peoplemeters; IRI s use of household tuning meters in its BehaviorScan markets; Adtel; and ERIM . Outside the U . S . there have also been such efforts which have been discontinued except in England and in France where small single source panels survive.