... FM72.190Mhz Application:Aircraft Radio Control.eg,Helicopter,Plane,Car,Boat,Tank Radio Control Models Crystal FM72.190Mhz (1)Aeromodeling crystals: ... methods, such as: RX (455KHz), DRX (10.7MHz);(4)Frequency requirements in different countries, such as: 26MHz, 27MHz, ... SANWA, KO propo, Hi-Tec, GWS, .... Application:Aircraft Radio Control.eg,Helicopter,Plane,Car,Boat,TankSystem: AM,FM&PCM.TX, RX, & ...