Itismainlyusedforthelinelosscompensationfunctionwhentheantennafeederistoolong,andformonitoringtheworkingstatusoftheantenna Built-insignaldetectionlightandamplifierindicatorlight Anewswitchingbuttonisadded,theredlightisnormalamplification,andthebluelightissuperamplification(Ifthelocalsignalisstrong,usearedlight,ifthesignalisweak,useabluelight Outputimpedance:75
Secondary Signal Switcher High Gain Signal Boost Amplifier (Black)
by NeweggConsumer Electronics
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