Feature Article: Spectral Analysis of 250 Watt Double Ended Metal Halide Lamps and Ballasts: EVC, Happy Reefing, IceCap, AB, and Coralvue [Archive]

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Rob

07-23-2006, 01:30 PM

Sanjay continues his lighting testing by testing various 250 watt bulb/ballast configurations. More... (http://www.advancedaquarist.com/2005/2/aafeature)