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Search took 0.16 seconds. Search: Keyword(s): ; Posts Made By: sendthis
Forum: DIY 02-13-2012, 05:47 PM
Replies: 221
Views: 22,077
Posted By sendthis
Okay, now that I'm awake and full of coffee... ...

Okay, now that I'm awake and full of coffee...

That's correct. The problem is (as mentioned in previous post) is that the branch that the circuit WILL maintain voltage IRRESPECTIVE of current. So...
Forum: DIY 02-13-2012, 05:34 PM
Replies: 221
Views: 22,077
Posted By sendthis
Oh, I should add that functionally a constant...

Oh, I should add that functionally a constant voltage source is just a constant current source with a resistor in parallel. Also, functionally, a constant current source is just a constant voltage...
Forum: DIY 02-13-2012, 05:37 AM
Replies: 221
Views: 22,077
Posted By sendthis
I'm about to go to bed... but I wanted to answer...

I'm about to go to bed... but I wanted to answer this real quick and I'll come back to it just in case I'm misunderstanding what you're saying...

The reason you want to limit the current even with...
Forum: DIY 02-12-2012, 05:16 PM
Replies: 221
Views: 22,077
Posted By sendthis
On eBay, there is one guy selling them for about...

On eBay, there is one guy selling them for about $10.

You can get the Bridgelux at Digikey.com



Just remember though, even with LEDs from the same manufacturer with the same exact specs...
Forum: DIY 02-09-2012, 02:52 AM
Replies: 221
Views: 22,077
Posted By sendthis
If you restrict your eBay search, you can find...

If you restrict your eBay search, you can find 10W LEDs for less than $5. I bought four of them for $20 (shipped).

Also, I was looking through some specs, and I think it might make more sense (for...
Forum: DIY 02-05-2012, 01:54 PM
Replies: 221
Views: 22,077
Posted By sendthis
I'm kind of surprised no one has tested these out...

I'm kind of surprised no one has tested these out yet. I would do it if I had the equipment.

hehe, I guess most people that have the equipment to test these out might also be the same people who...
Forum: DIY 02-03-2012, 04:28 AM
Replies: 221
Views: 22,077
Posted By sendthis
Good to hear positive comments on these... I was...

Good to hear positive comments on these... I was worried. I just bought two warm white and two cool white 10W LEDs (square) and another five 3W red LEDs on eBay. I am probably going to underdrive...
Forum: Shrimp & Other Invertebrates 01-19-2012, 04:31 AM
Replies: 4
Views: 343
Posted By sendthis
I saw my CBS attack and eat a worm today. I felt...

I saw my CBS attack and eat a worm today. I felt sorry for it, as the CBS latched onto it and took it's time. The worm got away, the shrimp munched on a segment or two, and then went after it again....
Forum: Shrimp & Other Invertebrates 01-06-2012, 01:08 AM
Replies: 12
Views: 643
Posted By sendthis
That's brilliant! D'oh! Duh! haha, I way...

That's brilliant! D'oh! Duh! haha, I way overcomplicated this!

I should just rinse the moss in tap water, throw it in the Discus tank for a few days, then rinse it again and I'm sure it'll be...
Forum: Shrimp & Other Invertebrates 01-05-2012, 10:29 PM
Replies: 12
Views: 643
Posted By sendthis
Aren't RCS and BPS the same species? my...

Aren't RCS and BPS the same species? my understanding is that blue pearls and red cherries are color morphs mutations of the same parent species.

I'm worried I might miss the less colorful males. ...
Forum: Shrimp & Other Invertebrates 01-05-2012, 09:49 PM
Replies: 12
Views: 643
Posted By sendthis
silly question --- how do I kill shrimp?

okay, this might seem a bit ridiculous, but I need a 100% (or at least a 99.999% solution) to kill RCS.

I want to move some Java Moss from my RCS tank to my BPS tank.

But I don't want to have...
Forum: General Planted Tank Discussion 10-14-2011, 02:05 PM
Replies: 28
Views: 1,035
Posted By sendthis
Agree with the others... I would just add one...

Agree with the others... I would just add one tiny issue to consider though.

What material are you putting it on and what kind of stand.

i.e. if it's over tile, wrought iron stand, then you...
Forum: General Planted Tank Discussion 10-10-2011, 09:14 PM
Replies: 7
Views: 543
Posted By sendthis
If all you have is chlorine and you have an aging...

If all you have is chlorine and you have an aging barrel, just run an air stone through it and it's chemical free dechlorination. However, this method doesn't work as well with chloramines.

You...
Forum: General Planted Tank Discussion 10-10-2011, 06:30 PM
Replies: 10
Views: 659
Posted By sendthis
Yeah, I'll probably do a small system with my 20G...

Yeah, I'll probably do a small system with my 20G and a storage bin to work out the basics first. Maybe grow 3-4 plants with it.

I didn't even think about shrimps... it might be something I'll...
Forum: General Planted Tank Discussion 10-10-2011, 04:52 PM
Replies: 10
Views: 659
Posted By sendthis
Oh, most dechlor is extremely safe. A lot of the...

Oh, most dechlor is extremely safe. A lot of the stuff they use in beer brewing and water treatment plants. I figured you were talking about the increase sodium levels (which should be nominal)....
Forum: General Planted Tank Discussion 10-10-2011, 02:51 AM
Replies: 10
Views: 659
Posted By sendthis
Thanks! I'll definitely check those sites out....

Thanks! I'll definitely check those sites out. May have more questions. I've found a lot of sites with Google, but my main problem is finding specific information about the various plants. Although,...
Forum: General Planted Tank Discussion 10-09-2011, 04:41 PM
Replies: 10
Views: 659
Posted By sendthis
Hydroponics? Aquaponics? Advice on some intangibles? Recommend a site?

Not sure how often this comes up... did a quick search and didn't come up with anything.

I've done research in other forums and Google. The technical information is out there, but the intangible...
Forum: Fertilizers and Water Parameters 01-04-2011, 04:03 AM
Replies: 2
Views: 565
Posted By sendthis
Potassium versus Potassium?

What are the pros and cons of using the different potassiums as fertilizer/

Potassium Chloride, Potassium Bicarbonate, Potassium Sulfate, etc. I know Potassium Nitrate will add nitrates and that...
Forum: Substrate 01-04-2011, 03:59 AM
Replies: 4
Views: 1,095
Posted By sendthis
It's pretty coarse... I've read that's a problem...

It's pretty coarse... I've read that's a problem with sand where gasses get trapped though... does sound like a similar problem. I guess I'll have to make sure to vacuum the gravel better.

If I...
Forum: Substrate 01-03-2011, 04:40 AM
Replies: 4
Views: 1,095
Posted By sendthis
I have 100 lbs in a 75G tank, I think it works...

I have 100 lbs in a 75G tank, I think it works out to be about 1.5-2" in depth.

I'm vacuuming it because I noticed while I was gently going around the surface that little pockets of air were...
Forum: Substrate 01-03-2011, 03:13 AM
Replies: 4
Views: 1,095
Posted By sendthis
Aquarium gravel turning black after vacuuming?

Does anyone know what causes this? It smells too... This only happened shortly after I converted to a planted tank.

I basically vacuum around the plants/roots and when I lift the tube, it turns...
Forum: Plants 12-14-2010, 04:22 AM
Replies: 7
Views: 409
Posted By sendthis
Try www.sweetaquatics.com They have flat...

Try www.sweetaquatics.com

They have flat rate shipping and their prices are lower. So depending on how much you order, you may be better off. Plus they ship with heat packs if it's necessary. You...
Forum: Plants 12-13-2010, 06:29 PM
Replies: 9
Views: 1,039
Posted By sendthis
Well, most of the hygros have melted away now,...

Well, most of the hygros have melted away now, but there is one plant that is budding off new leaves. So we'll see... I'm also going to try potassium to see how that goes.

The other plants do...
Forum: Plants 12-12-2010, 07:23 PM
Replies: 9
Views: 1,039
Posted By sendthis
Hmm... well I thought I had posted this in the...

Hmm... well I thought I had posted this in the plants section... since I can't figure out how to delete...

I did some research and it might be a potassium issue.

I came up with three...
Forum: Plants 12-12-2010, 06:22 PM
Replies: 9
Views: 1,039
Posted By sendthis
Hygrophila Corymbosa 'Siamensis' (help)

Hi,

A couple of weeks ago I bought plants. All the plants are doing well except the Hygrophila Corymbosa 'Siamensis'. They've all melted away. I thought Hygros are suppose to be the easiest to...
Showing results 1 to 25 of 25

 
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