The tariff classification of two models of radio frequency receivers (Part #s R7 and R8) and a radio frequency transmitter (Part # PT4) from China.
Protest/Application for Further Review No. 3401-12-100022; Classification of a Control Electronics Panel
Application for Further Review of Protest No. 0401-09-100121; Siren Amplifier Board
Internal Advice Request 13/013; classification of printed circuit board assemblies
Request for internal advice; Classification of a Power Grid Protective Relay and Components