Interruptor de antena remota 4:1 PCB desnudo hágalo usted mismo ajuste barato SO-239 o conectores N

The PCB is designed to provide the best isolation and power handling. This switch has the highest isolation between unused antennas inputs and output. The size of the PCB is 99x99mm. (3.9"x3.9"). You can use SO-239 or standard flange mount N-connectors.

eBay