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Electro-Voice Cobreflex IIB Sectoral Horn

Electro-Voice
Part #300-155

Electro-Voice Cobreflex IIB Sectoral Horn

Electro-Voice
Part #300-155  
The Cobreflex Series of folded sectoral horns from EV / University Sound features a patented design that eliminates high frequency phase cancellation and improves intelligibility.
Key Features
  • Exponentially flared, reflex design for use in public address, paging, and voice warning systems
  • Reflex type horn features two separate air columns within the single assembly
  • Patented design virtually eliminates high-frequency phase cancellation present in re-entrant designs
  • Includes serrated positive-lock steel "U" mounting bracket for maximum mounting flexibility
  • The high impact ABS construction finished with a UV inhibiting gray paint offers years of reliable use
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Overview

Electro-Voice Cobreflex IIB Sectoral Horn

The Cobreflex® Series of folded sectoral horns from EV / University Sound features a patented design that eliminates high frequency phase cancellation and improves intelligibility. Ideal for use with the ID Series and 1800 Series horn drivers, the Cobreflex® is compatible with any horn driver with a 1" throat and a 1-3/8"-18 thread. Folded sectoral design ensures higher SPLs and a low cutoff frequency in a compact package. Mfg. #Cobreflex IIB.

Specifications: • Beamwidth (@ 2 kHz): 80° H x 60° V • Directivity Factor (Q): 9.1 @ 2 kHz • Lower Useable Limit: 250 Hz (minimum) • Dimensions: 9.3" H x 18.5" W x 10.3" D.

Constant Voltage (70-Volt) Audio Systems

Audio distribution systems, especially those commonly used in department stores, warehouses, restaurants, etc., require that many loudspeakers be driven from a single audio amplifier over long runs of speaker wire.  The "constant voltage" or "high impedance distribution" audio systems can be complex to understand at first, however, provides many advantages. Learn how to design your own 70-volt or 25-volt loudspeaker system. 

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Product Details

BrandElectro-Voice
ModelCobreflex IIB
Part Number300-155
UPC701001078653
Unit of MeasureEach
Weight6.88

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