Rxeroth放大器现货、现货价优Rxeroth放大器现货、现货价优，081140201608114020170811402055R900907114R900911004R900927230R900927233R900727361R901017928R900731922R901059573R9007340620811402517081140261608114026220811402642R900021267R900954065R90105448308114030170811405097081140510408114051260811405144R9010546641834486001R900020153R900020154R900991843R900420531R900420537R900420525R900420511R901086051R900347495R900347498R900407394R900407424R900328797R900483371 放大器板卡只有在断开电源后才能进行插拔！ 切勿使用带有自震荡二极管或 LED 指示灯的插头来连接线圈！ 只能使用Ri> 100 kΩ ！务必使用带镀金触点的继电器传递控制值（小电压，小电流）！