250w Metal Halide

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Spectral Analysis of 250W Double Ended 10000K Metal Halide Lamps and Ballasts (http://www.advancedaquarist.com/issues/feb2004/feature1.htm) by Sanjay Joshi and Timothy Marks

Spectral Analysis of 250W Mogul base Metal Halide Lamps - PART I (http://www.advancedaquarist.com/issues/july2004/review.htm) by Sanjay Joshi

Spectral Analysis of 250W Mogul base Metal Halide Lamps - PART II (http://www.advancedaquarist.com/issues/aug2004/review.htm) by Sanjay Joshi

More Spectral Analysis of 250 Watt Double Ended Metal Halide Lamps and Ballasts (http://www.advancedaquarist.com/issues/oct2004/reviewb.htm) by Sanjay Joshi

Spectral Analysis of 250 Watt Double Ended Metal Halide Lamps and Ballasts EVC, Happy Reefing, IceCap, AB, and CoralVue (http://www.advancedaquarist.com/issues/feb2005/feature.html) by Sanjay Joshi

Spectral Analysis of 250W Mogul base Metal Halide Lamps - Part III: EVC, Happy Reefing, Agromax and Coralvue (http://www.advancedaquarist.com/issues/april2005/feature.html) by Sanjay Joshi

Spectral Analysis of 250W Metal Halide Lamps: Giesemann, Krystal Star, South Pacific Sunlight, BLV, Phoenix Electric Company (http://www.advancedaquarist.com/2006/4/review) by Sanjay Joshi

Testing 250 watt Metal Halide Lamps and Ballasts (http://www.reefkeeping.com/issues/2007-04/jb/index.php) by Joe Burger