美国BIRD鸟牌2.5kW负载8890-300,8891-300,8891D-300,8892-300,8892D-300,8895-3008890-300Series8890-300Series,2.5kW,Oil-CooledTerminati***areself-containedhigh-power50ohmcoaxialtran***issionlineterminati***requiringnooutsidepowersourceoradditionalequipment.Itprovidesaccurate,dependable,andpracticallynonreflectiveterminationfortestingandadjustingtran***ittersundernonradiatingconditi***.Theloadc***istsessentiallyofacylindricalfilmtyperesistorimmersedinadielectriccoolant.Theresistor,individuallyselectedforitsaccuracy,isenclosedinaspecialtaperedhousingwhichprovidesalinearreductioninsurgeimpedancedirectlyproportionaltothedistancealongtheresistor.Oil-assisted(vented)convectioncoolingforsafe,continuousoperationupto2500WfullratedpowerCompatiblewithallBirdQCconnectorsOverloadthermoswitchP/N8890-008isoptional.Freeassemblywhenorderedasapackage.)