ETC 450 Source Four 50 Degree Ellipsoidal Light option-title-18 x 12-Watt Hex IP ambient pressure relief valve

ambient pressure relief valve

Frequency tunable De-Esser reduces sibilance and high frequency distortion

4 FX busses

and the Thunderbolt bus won't even break a sweat

91 in / 20

ETC 450 Source Four 50 Degree Ellipsoidal Light option-title-18 x 12-Watt Hex IP ambient pressure relief valveETC 450 50 Degree Source Four 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