SoundTube RF-41-20-SG Ceiling Speaker with Grille
The RF41-20 is a 4-inch, full range, blind-mount, in-ceiling speaker which delivers true high-efficiency and performance across the operating bandwidth. The full-range drive design deliveres maximun frequency response (71 HZ – 22 kHz, – 10 dB) in a compact design.
Mounting hardware is included and features fast and easy retrofit connections. For easy ordering, stocking, and installation, the RF41-20 includes a five-position tap switch for 25-,70.7-,and 100-volt applications with a transformer bypass position.
More Information Color White Manufacturer’s Suggested Retail Price UPC 644216200900 Manufacturer SoundTube Manufacturer’s Category RF Raw Frame Series Height 2.71 in / 68.83 mm Shipping Weight 2.15 lbs / 0.98 kg Carton Height 2 in / 50.8 mm Carton Length 13.5 in / 342.9 mm Carton Width 13.5 in / 342.9 mm Certifications CE, RoHS Enclosure Properties ABS Glass Fiber Reinforced, Injection Molded Optional Accessories Black Grille (GRL-RF41-BK)|White Grille (GRL-RF41-WH) Source Inputs Metal Push Binding Posts Backcan Diameter 8.26 in / 209.8 mm Backcan Height 2.46 in / 62.5 mm Coverage Angle (-6dB @ 2kHz) 53° Cutout Width/Diameter 7.56 in / 192 mm Directivity Factor (Q) (Averaged 100Hz – 10kHz, @ 2kHz) 4.9 and 4.6 Directivity Index (DI) dB (Averaged 100Hz – 10kHz, @ 2kHz) 5.7dB and 6.6dB Frequency Response (± 10 dB) 71 Hz – 22 kHz Frequency Response (± 3 dB) 155 Hz – 22 kHz Grille Properties Secured with Screws Low Frequency Voice Coil 0.79 in / 20 mm Magnetically Boosted No Max. Continuous Power RMS 20W Max. Program Power 40 W Minimum Impedance (Ω Ohms) 6.6 Ω Nominal Impedance (Ω Ohms) 8 Ω Sensitivity dB @ 1W/1M 88.5 dB Sensitivity dB @ 2.83V/1M 88.5 dB Tap Selector Rotary Switch Transformer Options 25 / 70.7 / 100 V, 8 Ohm direct Transformer Taps (25V/70.0V/100V) 2.5W/20W/20W Visible Diameter 12.6 in / 320 mm Visible Height 0.25 in / 6.4 mm