35MHz-4400MHz RF Signal Generator ADF4351 Module Sweep Frequency Generator PLL With OLED Display

Features Four layer PCB process digital circuit and analog circuit separation Supports battery and USB powered The battery is not included in the shipping list Please prepare and solder the battery for it by yourself Metal shielded RF circuits High brightness OLED display With CH340C serial chip serial communication and firmware download can be realized Five way navigation button easy to operate Programmable SiTime crystal oscillator reserved for external clock Description The main control adopts STM32F103C8T6 fractional N divider frequency synthesizer and integer N divider frequency synthesizer PLL ADF4351 PLL The output frequency range is 35m 4400MHz The main board adopts four layer gold precipitation process excellent component selection classic layout and wiring PCB design making the signal output extremely stable phase noise to meet the official design requirements On board 25MHz active SiTime crystal oscillator and reserved external clock interface MCU ADC interface Simple five key operation design clear logics can set the point frequency sweep mode output sweep frequency step and sweep cycle can be adjusted The mainboard can be powered by battery and USB The charging current is 1A when the battery is used In addition USB can be connected to the computer through serial port for communication and downloading programs Specification Size 85mm 58mm USB5V or 4 2V Battery The battery is not included in the shipping list Please prepare an