RF Dual System Analog Custom Made Circuit Boards Apply In Basic Anti Theft

EAS Board RF Dual System Analog 8.2mhz EAS Anti Theft Security Alarm Card​ Ø specification: The transmitter center frequency.........6.5/10.5MHz Output port..........Four Working frequency............150/180Hz Lauch coil resistance......4 ohms Launch pulse duration.........1.6 ms Pulse frequency..............75Hz (50HzAlternating current) Receiver center frequency...........8.2MHz Input port.........3 Working frequency.....150/160/180Hz Receiving coil resistance: 220 ohms