PA horn driver, 50 W, 8 Ω 35 mm (1⅜'') standard thread. Good, extensive frequency response linearity. High sound pressure level with low distortions. Excellent allround driver for almost any PA application, also in combination with 38 cm (15'') bass-midrange speakers or in any multi-way system, of course. Replacement voice coil MRD-120/VC is available at option. Suitable for horns MRH-83, MRH-170 and MRH-80. Specifications: Impedance (Z) 8 Ω; Frequency range fx-17500 Hz; Resonant frequency (fs) 1300 Hz; Rec. crossov. frequ. (fmax.) (12 dB/oct.) 3000 Hz; Power rating 50 W; Peak music power output 100 W; Sensitivity 107 dB/W/m; Voice coil diameter Ø38 mm; Magnet diameter Ø120 mm; Mounting cutout dep. on horn; Mounting depth dep. on horn; Dimensions Ø 120 mm x 85 mm; Outside diameter Ø120 mm; Width Ø120 mm; Depth 85 mm; Admiss. ambient temp. 0-40 °C; Weight 1,724 kg