what 20k bulb?

[sly fox]

im looking for a 20k bulb for my 20" sunpod hqi.... any recommendations?

[sly fox]

i should have said its for an 18" cube- sps

[kdblove_99]

Phoenix 14K. its really a 20K

[cardking]

i like the hamiltons

[kdblove_99]

Actually the Helio 20K is suppose to be nice but its really blue

[sly fox]

thanks guys

anyone used these?

South Pacific Sunlight (SPS) Metal Halide bulbs

does ayone know of wavelength charts for bulbs on the net?

[b_newman]

I've been trying to find a bulb comparison chart too, so I'll be keeping an eye in this thread.

Of the five 20,000K bulbs I tried, I like Radium best

[eagleONE]

bump

I'm trying to decide whether to go with the radium or reeflux. I have the Phoenix now but am afraid I'll lose PAR with the radium.

[sly fox]

thanks guys, still havent found a comparison chart, heres one of xm 15s and 20ks on different ballasts tho

xm comparison (http://www.advancedaquarist.com/2005/6/aafeature2/view)

[sly fox]

iwasaki 6.5k bulb not an independent test


http://omnima.co.uk/store/images/D/d_38-01.jpg

[sly fox]

a picture comparison off m.d

picture comparison (http://www.marinedepot.com/ps_AquariumPage~PageAlias~lighting_metal_halide_bulbs_information.html)