VHO Efficiencies

• To: aquatic-plants at actwin_com
• Subject: VHO Efficiencies
• From: dougcs at gnn_com (Douglas C. Skokna)
• Date: Fri, 03 May 1996 10:15:43

Greg Tong wrote:

>{snip discussion on efficiencies of VHO v T8's}

>Yes. And there's no comparison. T8s win hands-down. The efficacy of VHO
>lamps (lumens per watt) is comparable to incandescent lamps. They're not
>energy "efficient" at all.

I don't see that.  The Grainger catalog shows incandescents (Phillips 100 
watt, "soft-lite") at 17 lumens/watt, VHO's (60", 4100 dK) at 66, and T8's 
(60", 4100 dK) at 95.

Clearly, the VHO's are not as good as the T8's but these data show them 
superior to incandescents.  


Doug Skokna, in warm, cloudy Houston, TX.
First round results:  Rockets 3 - Lakers 1.
The Supersonics are next.

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