Speaker Driver #JR410-T470 (4? 15W single cone, xfmr)
High compliance 4-inch cone driver JR410-T470 with mounted 70V transformer provides wide frequency response and wide dispersion for paging and background music.
PERFORMANCE
Background music and paging
FEATURES
Driver: 4 in. 15W single cone driver with 10 oz. ceramic magnet with paper cone, treated cloth surround.
Frame: 20-gauge stamped steel, zinc-plated.
Mounting Bolt Circle: 4.69 in.
Transformer: 70V with taps at 0.5, 1, 2, 4W
Assembly Frequency Response: 66Hz–16kHz (±6dB) and 57Hz-20kHz (±7.9dB)
Assembly Mounting Depth: 3.71 in.
Assembly Dispersion Angle: 170 degrees conical
Assembly Average Sensitivity: 90.2dB
COMPLIANCE & CERTIFICATION
Made in U.S.A. with global components
Meets or exceeds industry standards
A&E SPECIFICATIONS
The high compliance 4-inch cone driver with mounted transformer shall be Lowell Model No. JR410-T470. The driver shall be of the permanent magnet type with a paper cone, treated cloth surround, and dispersion angle of 170 degrees @2000Hz (-6dB). Average sensitivity shall measure 90.2dB (SPL at 1W/1M) and power rating shall be 15 watts RMS. The driver shall feature 1 inch diameter voice coil (8ohm impedance), 10 oz. ceramic magnet, 20-gauge steel frame with 5.03 inch diameter and four holes spaced at 90 degrees on 4.69 inch diameter mounting bolt circle. External metal parts shall be zinc-plated. Assembly frequency response shall be 66Hz- 16kHz (±6dB) and 57Hz-20kHz (±7.9dB). The mounted transformer shall be 70V with selectable taps at .5, 1, 2, 4W. Transformer response shall be 50Hz–15kHz (+1dB) with insertion loss of 0.8dB. The assembly shall have an overall depth of 3.71 in.
