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Search: Keyword(s): ; Posts Made By: ksand
Forum: DIY 01-21-2005, 09:46 PM
Replies: 51
Views: 4,717
Posted By ksand
I don't know the answers to any of those...

I don't know the answers to any of those questions, although they are interesting ones.

All I wanted to do was get the d*mn stuff to work for me. It really bugged me that these people were all...
Forum: DIY 01-20-2005, 03:09 PM
Replies: 51
Views: 4,717
Posted By ksand
Hi, Keder. As Rex said, those are the actual...

Hi, Keder. As Rex said, those are the actual names of the yeasts. If you are interested in learning more about the different kinds of wine yeasts, check out www.mountainhomebrew.com...
Forum: Lighting 01-19-2005, 04:35 PM
Replies: 16
Views: 1,982
Posted By ksand
Dang, that's tough. I guess there is a difference...

Dang, that's tough. I guess there is a difference between the Sylvania QT-x series and the QTP-x series.

It would be interesting to hear what Osram Sylvania has to say. Who knows, you might get...
Forum: Lighting 01-19-2005, 04:16 PM
Replies: 16
Views: 1,982
Posted By ksand
Check your ground. If that's not it, then you are...

Check your ground. If that's not it, then you are out of luck :icon_frow .
Forum: DIY 01-19-2005, 03:56 PM
Replies: 51
Views: 4,717
Posted By ksand
Yup, you gotta watch for leaks, that would...

Yup, you gotta watch for leaks, that would definitely affect the BPM. I use soapy water to detect, but am not 100% confident in that method.

AquaNerd, thanks for the GH/KH info, my water is a...
Forum: Lighting 01-18-2005, 07:54 PM
Replies: 16
Views: 1,982
Posted By ksand
I would try what SCMurphy says, hook up all four...

I would try what SCMurphy says, hook up all four hot leads to one endcap and the two yellow leads to the other endcap.
Forum: Algae 01-18-2005, 03:18 PM
Replies: 68
Views: 6,640
Posted By ksand
Hey, WfxXx, nice job. You should just put...

Hey, WfxXx, nice job. You should just put that into a web page and then you can just post a link.

Barbels, I'm a beginner, too. It helps to be organized, because it's real confusing at first....
Forum: Lighting 01-18-2005, 02:02 PM
Replies: 14
Views: 1,828
Posted By ksand
Are these incandescent bulbs? I guess you want to...

Are these incandescent bulbs? I guess you want to know if you can increase growth rate by using a better bulb?
Forum: Lighting 01-18-2005, 01:46 PM
Replies: 16
Views: 1,982
Posted By ksand
You just connect both hot wires to one end of the...

You just connect both hot wires to one end of the tube and both yellow wires to the other end.
Forum: Lighting 01-13-2005, 02:01 PM
Replies: 10
Views: 1,485
Posted By ksand
I feel bad that nobody has responded, so I'll...

I feel bad that nobody has responded, so I'll just chime in. Hands across the water, and all that, y'know.

Pugwash, I have never heard of T6 until your post, and for that I thank you for the info....
Forum: Lighting 01-13-2005, 01:45 PM
Replies: 16
Views: 1,982
Posted By ksand
The "32T8" in the ballast's name refers to the...

The "32T8" in the ballast's name refers to the primary lamp. These ballasts are designed to drive several different kinds of lamps, but they are "optimized" to work with the Sylvania Octron T8's,...
Forum: Lighting 01-12-2005, 07:29 PM
Replies: 11
Views: 1,740
Posted By ksand
The original table said 24-months, I believe Rex...

The original table said 24-months, I believe Rex just misread it.

I left the details out for brevity, but here goes:

The 18" system is 2 ballasts driving 2 in-series lamps each, or 4 lamps...
Forum: DIY 01-12-2005, 02:13 PM
Replies: 51
Views: 4,717
Posted By ksand
23 Days

Thank you, zapus, now I have a little better understanding of why the amount of sugar (i.e., concentration) is a factor.

Here's the chart for 23 days:
...
Forum: Lighting 01-12-2005, 01:34 PM
Replies: 11
Views: 1,740
Posted By ksand
I think you are right. ...

I think you are right.

http://www.frontiernet.net/~sandfort/Karl/Aquaria/LightingComparison.gif

If you have a cheap source of lamps, that might tip the scales in favor of ODNO.

But there are...
Forum: The Planted Tank FAQ 01-12-2005, 01:26 PM
Replies: 279
Views: 116,879
Posted By ksand
The GE and Sylvania ballasts have information...

The GE and Sylvania ballasts have information printed right on the ballast. For example, the Sylvania says F32, F25, F17, F40, which means that the ballast will drive lamps of 32 Watts, 25 Watts, etc.
Forum: Lighting 01-11-2005, 10:01 PM
Replies: 11
Views: 1,740
Posted By ksand
Botia, I have 36" tanks, so I had to go with...

Botia,

I have 36" tanks, so I had to go with the 34" lamps. I don't remember why I chose the Triad... I think I liked the specs and the dimensions.

That's a great deal on T5 lamps you got...
Forum: Lighting 01-11-2005, 09:57 PM
Replies: 11
Views: 1,740
Posted By ksand
Relax, fishyboy, the study is not unfair. Look at...

Relax, fishyboy, the study is not unfair. Look at the last column, "Lumens per Dollar". Also keep in mind that you can adjust these numbers youself based on your own setup.
Forum: Lighting 01-11-2005, 07:51 PM
Replies: 11
Views: 1,740
Posted By ksand
Cost Comparison ODNO, PC, T5

The table below is an attempt to objectively compare the long-term cost of operating ODNO, PC, and T5 (MH excluded).
...
Forum: The Planted Tank FAQ 01-09-2005, 07:37 PM
Replies: 279
Views: 116,879
Posted By ksand
Sure, the next time I take the fixture apart,...

Sure, the next time I take the fixture apart, which will be in the next few weeks or so.

One thing I noticed is that the power consumed does fluctuate a bit, so it's best to leave the thing on for...
Forum: Lighting 01-09-2005, 07:16 PM
Replies: 11
Views: 723
Posted By ksand
So, you're sitting at the computer on a Sunday...

So, you're sitting at the computer on a Sunday afternoon, too!

So in the absence of any real data, except for some anecdotal observations by hobbyists, the best we can do is say that it wouldn't...
Forum: Lighting 01-09-2005, 07:10 PM
Replies: 32
Views: 2,963
Posted By ksand
You should not take the results of a single...

You should not take the results of a single experiment and generalize.
Forum: Lighting 01-09-2005, 06:58 PM
Replies: 11
Views: 723
Posted By ksand
Thank you, everyone, for responding. If you...

Thank you, everyone, for responding.

If you run your lights for 18 months at 11 hours a day, that's about 5,000 hours.

Would everyone agree with the following replacement schedule?

ODNO ...
Forum: The Planted Tank FAQ 01-09-2005, 06:46 PM
Replies: 279
Views: 116,879
Posted By ksand
Actual Power Usage

I got a device called a "Kill-aWatt", which anyone can get at Dr Foster & Smith. It measures power consumption over time. Here are the results for my 2 ODNO setups:...
Forum: Lighting 01-07-2005, 09:55 PM
Replies: 11
Views: 723
Posted By ksand
How many hours a day did you run them?

How many hours a day did you run them?
Forum: Lighting 01-07-2005, 07:43 PM
Replies: 11
Views: 723
Posted By ksand
Lightbulb ODNO Lamps: How Long Do They Last?

I'm working on a comparison between ODNO, PC, and T5. One thing I don't have is a rated life for ODNO bulbs.

With PC, for example, I have bulbs rated at 8,000 to 12,000 hours, so let's say I...
Showing results 1 to 25 of 202

 
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