8 inch Dual Cone Speaker with 70V 8W Transformer
810-T870
$103.00 MSRP
$103.00 MSRP
The dual cone 8-inch speaker shall be Lowell Model No. 810-T870 which shall be of the permanent magnet type having a seamless molded fiber cone with a hard fiber whizzer cone mechanically coupled to a voice coil for extended high frequency response. Power rating shall be 15 watts RMS. The voice coil shall have a 1 inch diameter and shall operate in a magnetic field derived from a strontium ferrite (ceramic) magnet having a nominal weight of 10 oz. Voice coil impedance shall be 8ohms. The driver shall have a round, structurally reinforced stamped 20-gauge steel frame with 8.062 in. overall diameter and eight obround holes equally spaced at 45 degrees on a 7.625 in. diameter mounting bolt circle. Overall depth shall not exceed 3.0″ for the assembly. External metal parts shall be zinc-plated to resist rust and corrosion. The mounted transformer shall be 70V with selectable taps at 1, 2, 4, and 8W. The assembly shall be capable of producing a uniform audible frequency response over the range of 50Hz-11.6kHz (±6dB) and 50Hz- 20kHz (±6.4dB) with dispersion angle of 95 degrees conical @2000Hz-6dB. Average sensitivity shall measure 97.9dB (SPL at 1W/1M).