D 542/ D 542 E The microphone shall be a cardioid dynamic gooseneck microphone. It shall be usable in places of worship, on lecterns, in trains, buses, taxis, and outdoors. The microphone shall perform to the following specifications: frequency range: 150 to 15,000 Hz; sensitivity at 1 kHz: 2.2 mV; impedance: 530 ohms; length: 300 mm (11.8 in.); gooseneck diameter: 13 mm (0.51 in.); microphone capsule dimensions: length 345 mm (13.6 in.), diameter 34 mm (1.34 in.); finish: matte grey. The D 542 shall be fitted with a 2 m (6 ft., 4 in.) unterminated cable, the D 542 E with a built-in 3-pin XLR connector. D 542 ST-S The microphone shall be a cardioid dynamic gooseneck microphone. It shall be mounted on a table stand containing an on/off switch. The microphone shall perform to the following specifications: frequency range: 150 to 15,000 Hz; sensitivity at 1 kHz: 2.2 mV; impedance: 530 ohms. The table stand shall measure 160 x 120 x 65 mm (6.3 x 4.7 x 2.5 in.) and the total weight of the microphone and stand shall be 805 g (1.8 lbs.). The microphone shall be finished in matte gray and black. |