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SoundTube RF-41-20-SG 4" Full Range Blind-Mount Ceiling Speaker with Grille (Discontinued)

Part #:
RF-41-20-SG-WH
Model #:
RF-41-20-SG
Availability: No Longer Available
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The SoundTube RF41-20 is a 4-inch, full-range, blindmount, in-ceiling speaker which delivers true high-efficiency and performance across the operating bandwidth. Developed specifically to retrofit into a standard 8-inch backcan, the RF41-20 is ideal for retrofits in hotels, retail stores, restaurants, airports, churches (under eaves) or boardrooms.

Description

SoundTube RF-41-20-SG 4" Blind-Mount 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 delivers maximum 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.

Features

  • One full-range 4" (102 mm) treated fiber woofer with cloth surround
  • Easy-access five-position tap switch for 25/70.7/100V and transformer bypass position plus spring terminals allow for rapid ordering, stocking and installation
  • Engineered for installations with limited plenum space or retrofit applications
  • Reduced amplification costs and maximum efficiency with 88.5 dB sensitivity and 8 ohm impedance
  • Superior voice intelligibility with an average coverage angle of 110° (2 – 10 kHz, independently verified).
  • Fits standard 8" backcans for retrofits
  • High-quality white paint finish grille
  • Optional accessories: White metal grille (AC-GRL-RF41) sold only in packs of 4

Specifications

System Type 4" Full range, in-ceiling, raw frame (20W transformer for 25/70.7/100V or 8 Ohm direct)
Impedance (nominal) 8 ohm
Sensitivity dB @ 2.83V/1M 88.5 dB
Sensitivity dB @ 1W/1M 88.5 dB
Frequency Response (- 3 dB) 155 Hz - 22 kHz
Frequency Response (-10 dB) 71 Hz - 22 kHz
Max. Program Power 40W
Max. Continuous Power RMS 20W
Max. Power SPL @ 1 M 101.5 dB
Coverage Angle (-6 dB @ 2 kHz) 145°
Coverage Angle (-6 dB @ 10 kHz) 55°
Coverage Angle (Avg. from 2 - 10 kHZ) 110°
Directivity Factor (Q) 4.9 (averaged 100 Hz - 10 kHz); 4.6 (2 kHz)
Directivity Index (DI) dB 5.7 dB (averaged 100 Hz - 10 kHz); 6.6 dB (2 kHz)
Tap Selector Five-position rotary switch with transformer bypass position
Transducer - Full-Range Driver 4" (102 mm) treated paper cone, cloth surround
Low Frequency Voice Coil 0.79" (20.0 mm)
Enclosure Material Injection molded ABS baffle, separate back can
Grille White metal grille (AC-GRL-RF41)
Overall Dimenstions (H x Dia.) 2.71" (68.83 mm) x 8.26" (209.8 mm)
Visible Dimensions (H x Dia.) 0.25" (6.4 mm) x 12.60" (320 mm)
Mounting Hole Diameter 7.56" (192 mm)
Weight 3.5 lbs (1.6 kg)
Shipping Weight 4 lbs (1.8 kg)

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