SHURE WH20TQG Kardioid Dinamikus Fejmikrofon TQG Csatlakozóval Includes miniature 4-pin female connector for Shure bodypack transmittersTypeDynamic, Close-TalkingFrequency Response (at 8 mm)50 to 15,000 HzPolar PatternCardioid (unidirectional) response -- uniform with frequency, symmetrical about axisImpedanceMicrophone rating impedance is 150 ohms (200 ohms actual)Output Level (close talked (at 12.5 mm (1/2 inch)) at 1,000 Hz)Open Circuit Voltage: -67.0 db/Pa (0.45 mV)(1 Pa = 94 dB SPL)Hum Sensitivity38.4 dB equivalent SPL in a 1 millioersted fieldPolarityWH20QTR as a wired microphone:Positive sound pressure on diaphragm produces positive voltage on tip with respect to sleeve (ground) of microphone output phone plug connector. WH20QTR, WH20TQG used with Shure Wireless Systems: 1/4-inch Phone Jack Receiver Outputs: Positive sound pressure on diaphragm produces positive voltage on tip of receiver output connector. 3-pin XLR Receiver Outputs: Positive sound pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 of low-impedance output connector, and on tip of Aux output connector. WH20XLR as a wired microphone:Positive sound pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3 of microphone output XLR connector. Environmental ConditionsOperating Temperatures: -18 to 60 degrees C (0 to 140 degrees F)Storage Temperatures: -29 to 74 degreesC (-20 to 165 degrees F)Humidity: 0 to 95%CableAttached 1.22 m (4 ft), small-diameter, shielded, PVC-jacketed, two-conductor