harsh cartos

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SubSplat

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Jan 25, 2012
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Voltage vs resistance, most likely.

The higher the voltage of the battery, the faster/hotter the coil of any carto will run on that battery.

The lower the resistance (Ohms) of the carto, the faster/hotter the coil of that carto will run on any battery.

Unless regulated, freshly charged batteries will have higher than normal voltage. Their voltage drops gradually as you use them, until they're "empty" (really, the voltage just drops below a certain value).

Cartos are rated for a certain Ohm value. But even two cartos of exactly the same type can vary slightly.
 

CharityRoyal

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If your passthrough is the kind that has to be plugged in to use it-- from what I know those are pretty much always 5v.

I don't know LeCig, but it looks like they're a variation on KR808d1's. So I'm not certain, but I'd guess your normal bats will run about 3.7v (I think you have the kind that will be 4.2 straight off the charger, and then go down to 3.7 with use). Probably someone here can verify the numbers?

But yeah, I bet your "harsh cartos" is an issue with the voltage and carto resistance. There's an awesome chart on this forum that I recommend: http://www.e-cigarette-forum.com/fo...174302-voltage-resistance-chart-madvapes.html

Also, if I'm right and you have a bat that starts at a higher voltage, that might be part of the issue as well. They might be harsh when you stick a carto on a freshly charged bat, and less harsh on ones that have a little less charge in them.
 

SubSplat

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I don't know LeCig, but it looks like they're a variation on KR808d1's. So I'm not certain, but I'd guess your normal bats will run about 3.7v (I think you have the kind that will be 4.2 straight off the charger, and then go down to 3.7 with use). Probably someone here can verify the numbers?

I think KR808's are regulated to 3.7V. At least I don't notice much of a change with mine. Not sure though.
 

Traver

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I think KR808's are regulated to 3.7V. At least I don't notice much of a change with mine. Not sure though.

My KR808d1 battery isn't regulated but I could be out of date. Pretty sure my the KR808d1 passthrough is 6 volts. If that is what the OP is using it would explain the difference.
 

CharityRoyal

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My KR808d1 battery isn't regulated but I could be out of date. Pretty sure my the KR808d1 passthrough is 6 volts. If that is what the OP is using it would explain the difference.

Depends on what you buy. Some kr808s are regulated, some aren't. I thought I heard somewhere or another that d1 meant unregulated and d2 regulated, but I could be completely making that up.
My Kr808s are most certainly unregulated (4.2 if it's right off the charger).
 

mblasingame

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Traver

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:blush: ok, that was dumb. clearly that's what subsplat said. it just seems to me that if I have to draw harder on a carto to get anything out of it (higher resistance??) than it would get hotter.

By resistance we mean ohms. Nothing to do with the draw. The reason you need a higher resistance at five watts is because the cartomizer is getting a lot of power and vaporizing the juice faster than it can wick and keep the coil wet. Resulting in a harsh or even burnt taste. If too dry it may melt the filler and at that point you have a burnt carto.

With regular batteries at 3.7 or 3.4 volts some people like to use a lower ohm carto because they can get more power that way and vaporize wore juice with each draw.

The more power a battery sends to the coil the more juice that can be vaporized.
power = watts
More volts = more watts = more hit and vapor.
Lower ohms = more watts = more hit and vapor.

Using more watts will also drain your battery faster.

With the same voltage you will get a lot more hit and smoke with a 2.0 ohm cartomizer than with a 3.0 ohm cartomizer. To say a battery gives good smoke and hit doesn't really mean anything. It is the combination of battery votlage and cartomizer ohms that matters.



It works like this
 
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