消防廣播功率放大器(消防功放機)
1,數(shù)字電位器調(diào)整無定位,連續(xù)可調(diào)和預(yù)置音量
2,有輸出過載、短路、過壓保護(hù)、過溫保護(hù)
3,功放輸出有監(jiān)聽
4,功率輸出:150W/300W/500W
5,尺寸3U
PowerAmplifier
1,Usingdigitalpotentiometer;thevolumecanbeadjustedcontinuously,andcanbepreset.
2,Pretectsandgivesanalarmwhenoutputoverload,shortcircuit,overvoltage,overheat.
3,Poweroutput:150W/300W/500W.