ETC 419 Source Four 19-Degree Ellipsoidal Light 100082152 the new industry standard developed

the new industry standard developed by the IEEE for professional audio networking

either right handed or left handed models

and an 80Hz high-pass filter to remove low frequency hum

and super silent 1:4 zoom allows for both high and low ceiling usage that spans from tight beams to wide coverage

ISO frequency centers

ETC 419 Source Four 19-Degree Ellipsoidal Light 100082152 the new industry standard developedETC 419 Source Four 19 Degree Ellipsoidal Light There's only one Source Four the fixture that changed the lighting industry. Source Four combines the energy saving power of the patented HPL lamp, with a dichroic reflector and optical quality lenses, for the coolest beam on the market. That means your gels, patterns and shutters last longer and your performance space stays cooler. No other light offers such optical brilliance. Source Four's