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Troy Bruder
March 31st 05, 12:09 AM
Anyone using the new SunPaq bulbs?? Specifically, anyone try a SunPaq Dual
Daylight (6700k / 10000k) bulb in a planted tank?

I'm currently using a 10,000k bulb... but was considering switching to the
one above??

I've read that they produce 3x the light of a standard power compact with
the same wattage rating...and last longer...?

thoughts??

Troy

Jim Anderson
March 31st 05, 06:15 AM
In article >,
says...
> Anyone using the new SunPaq bulbs?? Specifically, anyone try a SunPaq Dual
> Daylight (6700k / 10000k) bulb in a planted tank?
>
> I'm currently using a 10,000k bulb... but was considering switching to the
> one above??
>
> I've read that they produce 3x the light of a standard power compact with
> the same wattage rating...and last longer...?
>
> thoughts??
>
> Troy

5600K bulb will emit about the same light that the sun emits.
This has nothing to do with brightness, and bulbs that are very high in
the color spectrum, (10,000k) have no value to plant growth.

--
Jim Anderson
( 8(|) To email me just pull my_finger

Troy Bruder
March 31st 05, 03:04 PM
Jim,

How "yellow" looking are 5600k bulbs?


"Jim Anderson" > wrote in message
et...
> In article >,
> says...
>> Anyone using the new SunPaq bulbs?? Specifically, anyone try a SunPaq
>> Dual
>> Daylight (6700k / 10000k) bulb in a planted tank?
>>
>> I'm currently using a 10,000k bulb... but was considering switching to
>> the
>> one above??
>>
>> I've read that they produce 3x the light of a standard power compact with
>> the same wattage rating...and last longer...?
>>
>> thoughts??
>>
>> Troy
>
> 5600K bulb will emit about the same light that the sun emits.
> This has nothing to do with brightness, and bulbs that are very high in
> the color spectrum, (10,000k) have no value to plant growth.
>
> --
> Jim Anderson
> ( 8(|) To email me just pull my_finger

Jim Anderson
March 31st 05, 05:26 PM
In article >,
says...
> Jim,
>
> How "yellow" looking are 5600k bulbs?

As far as I can tell, they are bright white, same as the sun.

> "Jim Anderson" > wrote in message
> et...
> > In article >,
> > says...
> >> Anyone using the new SunPaq bulbs?? Specifically, anyone try a SunPaq
> >> Dual
> >> Daylight (6700k / 10000k) bulb in a planted tank?
> >>
> >> I'm currently using a 10,000k bulb... but was considering switching to
> >> the
> >> one above??
> >>
> >> I've read that they produce 3x the light of a standard power compact with
> >> the same wattage rating...and last longer...?
> >>
> >> thoughts??
> >>
> >> Troy
> >
> > 5600K bulb will emit about the same light that the sun emits.
> > This has nothing to do with brightness, and bulbs that are very high in
> > the color spectrum, (10,000k) have no value to plant growth.
> >
> > --
> > Jim Anderson
> > ( 8(|) To email me just pull my_finger
>
>
>

--
Jim Anderson
( 8(|) To email me just pull my_finger

Troy Bruder
March 31st 05, 07:55 PM
Thanks... I started with 6700k's about 2 years ago...then switched to
10000k to see how they worked.. The light is super white and bright, but I
fear not working very well for the plants... I'll search for a 5600k and
give it a try.

Thanks!
Troy


"Jim Anderson" > wrote in message
et...
> In article >,
> says...
>> Jim,
>>
>> How "yellow" looking are 5600k bulbs?
>
> As far as I can tell, they are bright white, same as the sun.
>
>> "Jim Anderson" > wrote in message
>> et...
>> > In article >,
>> >
>> > says...
>> >> Anyone using the new SunPaq bulbs?? Specifically, anyone try a SunPaq
>> >> Dual
>> >> Daylight (6700k / 10000k) bulb in a planted tank?
>> >>
>> >> I'm currently using a 10,000k bulb... but was considering switching to
>> >> the
>> >> one above??
>> >>
>> >> I've read that they produce 3x the light of a standard power compact
>> >> with
>> >> the same wattage rating...and last longer...?
>> >>
>> >> thoughts??
>> >>
>> >> Troy
>> >
>> > 5600K bulb will emit about the same light that the sun emits.
>> > This has nothing to do with brightness, and bulbs that are very high in
>> > the color spectrum, (10,000k) have no value to plant growth.
>> >
>> > --
>> > Jim Anderson
>> > ( 8(|) To email me just pull my_finger
>>
>>
>>
>
> --
> Jim Anderson
> ( 8(|) To email me just pull my_finger

Margolis
April 1st 05, 01:38 PM
stick with 6700k if you want the best growth. that is the temp of the light
freshwater aquatic plants get. 5600 is closer to what terrestrial plants
want.

--

Margolis
http://web.archive.org/web/20030215212142/http://www.agqx.org/faqs/AGQ2FAQ.htm
http://www.unrealtower.org/faq