DescriptionWe have the new way to do the church services now-Drive-in church using the FM broadcast transmitter in the parking lot. Many FM transmitte..
Specification:Model: CBC-435Applicable frequency: center frequency 145/435MHz (applicable to 136-174/400-480MHz)Gain: 3.5dBiWithstand power: 120WImpe..
Description:The RF front end is designed by two level low noise amplifier and two stage special filter. It is used for RF amplification of the front e..
Introduction:It consists of a keyes ESP32-IO expansion board and a keyes ESP32 Core boardDevelopment board composition, when using, only need to input..