Vivi Nova 2.5 OMG! OMG! O...M...G!!!

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genelman

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preach on brotha...

been using the vivi nova 2 for a long time now and i love these tanks... currently have 3 of them but the only issue i have found is that 1 clear tank got cracked... 1 had the leaching from using a lemonade juice... my main one has been going strong for weeks now. only changed heads on it because i wanted to test the different ohms...

so the 2.5 is supposedly able to handle ANY juice including cinnamon and citrus ones right?


so, did you test the different ohms? how was the experience?
 

tj99959

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  • Aug 13, 2011
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    I did the same thing. I'm going to give it another shot though.

    These are not Boge cartos, and all those volt/ohm ratios that we learned and loved with Boge cartos do not work with the ViVi Nova or Stardust.
    The 1.8ohm head was made specifically for the eGo battery 3.3-3.4v
    The 2.4ohm head was made specifically for the unregulated 3.7v battery
    The 2.8ohm head was made for VV (crap out at about 4.5v IMO)
     

    Butters78

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    Jan 24, 2012
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    Thanks guys for the info.. lowering the volts definitely made a difference. I'm looking for alternatives to boge tanks considering all the bad reports. Higher priced rebuildables are definetely in my future but for the time making new wicks for the nova seems like the way to go for now.

    So what is better to use? Nichrome or Kanthal.. a friend sent me a link to Nichrome with free shipping, I can't find where to buy kanthal. Oh and what is a good site for the cotton wicks and silica?

    Sorry for all the questions. I feel like a newb again lol.
     

    Ralikar

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    The 1.8ohm head was made specifically for the eGo battery 3.3-3.4v
    The 2.4ohm head was made specifically for the unregulated 3.7v battery
    The 2.8ohm head was made for VV (crap out at about 4.5v IMO)

    _____________
    tj hit it for me so far... 1.8 was at 3.4 or so... 2.4 3.6 for me... haven't used the 2.8 yet--the short wicks it has mad me sad--its still in the box...

    Questions:

    1) I was just now gonna order some 2.4 replacements, but seeing I haven't tried the 2.8s do you think it matters in taste? I hate the short wick stuff. There a taste difference between the two? 2.4 vs 2.8 on a Twist?

    2) Are the rebuilt heads that big of a difference. The ONE thing I don't like about the Nova is the break in period. The rebuilt heads have a break in? Work much better??
     

    CheekyMonkey

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    I can't speak for the difference between the rebuildable heads vs the premade or the 2.8 vs the 2.4 (my 2.4 has been going strong for a couple of weeks & haven't swapped it out yet!), but I've managed to avoid break in periods on stardusts, vivi novas, etc by simply soaking everything in a VG bath for a few hours before using. It seems to negate the need for a break in & everything works beautifully from the very first puff.
     

    mostapha

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    The 1.8ohm head was made specifically for the eGo battery 3.3-3.4v
    The 2.4ohm head was made specifically for the unregulated 3.7v battery

    That has not been my experience.

    My 2.4Ω head works okay on my Twist at 4.8V. Anything below about 4.5 tastes like nothing.
    The 1.8Ω head works great from 4V to 4.8V. It shouldn't be different b/t 4.5 and 4.8 (current limit) but it is, leading me to believe some kind of lopsided compression is happening to the wave on output.

    I tore apart the 2.8Ω head to see how it was built. I have zero faith that it would taste like anything. It was worth more to me to see if I'm going to bother trying to rebuild one (the answer was no).

    I don't know why people are saying they get a burnt taste at high voltage, I run mine anywhere from 4.1v to 5.8v with 1.8, 2.4, and 2.8ohm heads and don't get dry hit or burned flavor as long as I keep it tilted with one wick up and the other down.

    I don't even pay attention to where the wicks are…just tilt & turn and it's usually good for ~2 draws.

    I will say it took me a little while to not hate them, but I think it was because the 2.4Ω head (which measured out at 2.5Ω) was just too high for the twist.

    I really wish I knew why people said these took lower voltages, because that has not been my experience. Maybe they're hotter than boges……but the one head I actually use is also lower resistance.
     

    Ralikar

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    Well, I decided to answer my own question today and spent the day vaping with the 2.8ohm head. If you like something warm/hot and goopy in your mouth, like the time you kissed that super-drunk girl at the party, then the high volt life is for you. Finally, my throat just got tired of the heat/blasts. The reality is this really depends on your juice and your taste--I just don't like that blast of hot vape. My experience with the Vivi is exactly like what was posted--3.3/3.6/4.2+ per head. My juice is DIY and designed for my 3.7 rig--so it's probably not as hearty as most peoples'.

    Vivi OHM PREFERENCE CHART:
    1.8 ohm head/ at 3.4 v or so for a real cool vape
    2.4 ohm head/3.6-7 for a nice warm vape
    2.8 ohm head--4.2+ like the drunk chick at a party
     

    mostapha

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    My juice is DIY and designed for my 3.7 rig--so it's probably not as hearty as most peoples'.
    Ahh. Recently, mine is just some normal juice from vapor alley in 12mg/ml and I think 100% PG…don't remember. It is about my favorite juice so far for some reason. I had a bad experience trying a juice blind and am kind of off trying new things for a little while.

    My Vivi Ω PREFERENCE CHART:
    1.8 Ω head/ 4.0 V for cool, 4.2 V for satisfying, 4.5V for warm and intense, 4.8V for almost burnt. (almost 8.8 to 11/12ish W depending on what the twist is doing)
    2.4 Ω head/ Cool at 4.6 V, decent at 4.8V, but lacking that "mmm…ahh" feeling.
    2.8 Ω head/ Useless unless I get a mod that can hit 6V. I took mine apart to see how they were built.

    Occasionally resetting to 3.2 (which is completely pointless IMHO) and adjusting blind today, I usually stayed right around 4.2-4.5 V depending on mood. Apparently my version of "cool" (~9 W) is hotter than your drunk chick analogy (~6 W). I guess strokes really are different.

    Also, I'm really getting curious to plug my Twist into an oscilloscope, because the specs are not quite matching my experience……either my 1.8 Ω head is actually more like 2.0 Ω and the meter I used is faulty or the current limiter attacks and releases faster than the cycle the battery puts out and trying to go past it effectively compresses the wave. I'd be curious which it is if I had a scope sitting here.
     
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    Ralikar

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    Having the vivi for a few days now I can tell you it REALLY depends on the juice. My vendor juice is great. My subtle DIY juice is muted, the stronger DIY juice is great. I can see people saying they don't taste much. My Capella Raspberry is invisible at 20% but subtle at 30%. My Capella cinnamon danish rocks at 20% in a high nic base. So the vivi depends on your juice. I love the vivi overall (Have some minis otw!) so I'll just design some DIY juice that had stronger flavors next time. It's a great product but depends on your juice. I'm going to adapt my juice to the vivi, not use other clearos/tanks to adapt to my juice.
     

    FAAmecanic

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    These are not Boge cartos, and all those volt/ohm ratios that we learned and loved with Boge cartos do not work with the ViVi Nova or Stardust.
    The 1.8ohm head was made specifically for the eGo battery 3.3-3.4v
    The 2.4ohm head was made specifically for the unregulated 3.7v battery
    The 2.8ohm head was made for VV (crap out at about 4.5v IMO)

    Just got my ViVi Nova 2.5 yesterday. First thing I noticed is the first tank started with a pretty anemic vape. Not much vapor and very tight draw. But this got better as i vaped (and played with voltages)..but was getting occasional semi-dry hits. Even with tilting, vaping sideways, standing on my head.

    Eventually on tank 2 was getting awesome vapor (too much actually). Dry hits went away.... flavor came way up. Ok...break in period. I currently have the 2.4 Ohm head set at 4.2 - 4.5 volts. Anything less and to me the vapor gets anemic again....

    I have noticed, however, the same issue I have with other attys... after above 5 ml of juice I start getting brown/burned juice. Dont know if its my vape pace (Im a chain vaper at home), or the fact that I take LONG draws, or sometimes I expell some of the vape in my mouth back into the atty (I have a VERY strange draw...almost like a pipe smoker). Even with my Reo and a Cisco Atty I can only vape for a day or so then the juice starts getting a burnt flavor.
     
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