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Royal 1200i 1200i & 1000HX Specifications This document outlines the technical specifications of both the1200i and 1000HX loudspeakers. Included are Thiele-Small parameters, visual representations of the impedance curves and the dimensions of the speakers. Royal 1200i General Specifications Nominal Diameter Rated Impedance Program Power Power handling capacity Short Peak Frequency Range Effective Piston Diameter Maximum Excursion Minimum Impedance Voice Coil Diameter Voice Coil Material Voice Coil Winding Depth Number of layers Sensitivity 1W, 1m Thickness Top Plate Depth Cone Material Cone Design Surround Material ThieleThiele-Small Parameters Fs = 30 Hz ZFs = 133.6933 Ohms Re = 4.8 Ohms Qms = 5.9967 Qes = 0.2233 Qts = 0.2153 Mms = 206.9g Cms = 0.10 Bl = 28.02 L1k = 5.99 mH Qmct = 8.9444 Qect = 0.3080 Vas = 174.15 Xmax = 12.75mm Displacement Limit = 48mm Pms = 1400 Watts 460/18 8 2400 1200 4800 25 - 500 380/15 50 7 102 Copper 30 4 98 15 Fibrulated Nylon Reinforced Pulp Curved HGP Impedance Curve mm/inch Ohm Watts Watts AES Watts Hz mm/inch mm Ohm mm mm dB mm Mounting Information Overall Diameter Width Across Flats Flange Thickness Baffle Hole Diameter, Front Mount Baffle Hole Diameter, Rear Mount Gaskets Supplied Fixing Holes 19.1”/485mm 18”/457mm 0.465”/11.8mm 16.53”/420mm 16.33”/414mm Front & Rear 8 x 7 Diameter on 468 PCD 8 x 7 Diameter on 438.15 PCD Royal 1000HX General Specifications Nominal Diameter Rated Impedance Program Power Power handling capacity Short Peak Frequency Range Effective Piston Diameter Maximum Excursion Minimum Impedance Voice Coil Diameter Voice Coil Material Voice Coil Winding Depth Number of layers Sensitivity 1W, 1m Thickness Top Plate Depth Cone Material Cone Design Surround Material ThieleThiele-Small Parameters Fs = 36 Hz ZFs = 83.2145 Ohms Re = 5.8 Ohms Qms = 6.2744 Qes = 0.4700 Qts = 0.4373 Bl = 25.55 L1k = 3.16 mH Mms = 193.98g Cms = 0.10 Qmct = 9.0366 Qect = 0.6412 Vas = 158.69 Xmax = 12.75mm Displacement Limit = 45mm Pms = 1000 Watts 460/18 mm/inch 8 Ohm 1800 Watts 1000 Watts AES 3600 Watts 28 - 500 Hz 380/15 mm/inch 45 mm 7 Ohm 102 mm Copper 31.8 mm 2 98 dB 15 mm Fibrulated Nylon Reinforced Pulp Curved HGP Impedance Curve Mounting Information Overall Diameter Width Across Flats Flange Thickness Baffle Hole Diameter, Front Mount Baffle Hole Diameter, Rear Mount Gaskets Supplied Fixing Holes 19.1”/485mm 18”/457mm 0.465”/11.8mm 16.53”/420mm 16.33”/414mm Front & Rear 8 x 7 Diameter on 468 PCD 8 x 7 Diameter on 438.15 PCD