... (2)Fof RC Toy (3)FM40.665Mhz ~ FM40.985Mhz FM TX/RX Radio Frequency Crystals (1)Aeromodeling crystals: mainly used in a ... )It can be adapted different modulation methods, such as: AM, FM and PPM(3)Different mixing methods, such as: RX (455KHz), DRX ... : 26MHz, 27MHz, 29MHz, 35MHz, 36MHz, 40MHz, 41MHz, 50MHz, 60MHz, 72MHz and 75MHz;(5)Different brands of R / C, such as: FUTABA ...