MD-1_Manual操作说明书手册

MD-1 SERIESDESK TOP DYNAMIC MICROPHONEThis microphone series is designed for especially high quality audio characteristics andconvenient operation.A personalized callplate for the MD-1 is available with yourcallsign engraved on it.Simply fill out and return the attached coupon to Yaesu Musen,CPO Box 1500,Tokyo,Japan.FeaturesSpecifications1.A heavy diecast base and bronze elementType:casing make the MD-1 a particularly durable,Dynamicheavy-duty microphone for base station use.Frequency Response:100 Hz -15 kHz (-6 dB)2.The large dynamic element provides anextremely wide range audio response,and anSensitivity:internal switch is then used to select that-73 dB at 600 ohms,-56 dB at 50K ohmsportion of the audio spectrum that onechooses to emphasize,attenuating the lowerDirectivity Pattern:Unidirectional (teardrop)frequencies according to the user's choice.Switches:3.Output impedance may be selected via an(Top)internal switch,600 or 50K ohms.PTT,PTT lock,Scan UP,DOWN and FAST*(Bottom)4.A dual pivoting mechanism allows bothAudio Tone Response(3 positions)horizontal and vertical rotation to accom-Position 1:full rangemodate various locations and heights,whilePosition 2:-5 dB at 100 Hzthe microphone can also be easily separatedPosition 3:-10 dB at 100 Hzfrom the base to provide for those situationsImpedance Selector(600 ohms/50K ohms)where a hand-held microphone is mostconvenient.(If the microphone is electricallyDimensions:disconnected and used totally independentlyBase:98 x 160 x 165 mm (WHD)from the base,only 600 ohms impedanceMicrophone:diameter 40.5 x 210 mmwithout scanning control is possible.)Weight:5The base of the MD-1 includes a large PTTBase~750g.switch bar and lock switch,as well as scanningMicrophone ~250gUP,DOWN,and FAST switches.*The micro-phone contains a PTT slide switch (only).Some models of the MD-1 series do not includethe scanning switches.RESPONSE1mp6002*0dB--73dB420410221001502003005001k1.5k235k10k15k20FREQUENCY(Hz)