Mist Herbal Vaporizer

mistvaporizer

Well-Known Member
Manufacturer
One unit has arrived at the tester and initial reports are very favorable. Stay tuned there should be some feedback posted in the near future.
I have the second unit wrapped up and fine tuning the third.
Made some progress with the mini run and have 75% of the wood pieces cut to size and ready to be machined.
 

paytonpenn

Level 30 Nature/Healer
sfNRHYp.jpg
First thing you notice is how much more appealing the ss and glass looks when compared to the previous design.

Heat up to produce vapor is near instantaneous, in 5 seconds you could draw and get a good hit. It is suggested to wait about 30 for the temp to stabilize.

When the dial is on its lowest setting (0) I see temps around 140, however inhaling while it's heating up can get me temps above 180C.

I think 3.5 is where the combustion point is guaranteed to occur.

Extraction is okay but the sides are left pretty unvaped, I've tried a nylon stem and still get fairly unvaped sides. Turning the stem every hit or so helps the consistency but you may end up wanting to stir it.

Production is crazy good, like can milk a tube like my Hopper, will probably include some Hopper comparison hits on the video I end up making. Downside is that when you're in the low end you could get some higher temperature fluctuations.

I think of the dial settings as...

0 - Low (115C-160C)
1 - Medium (140C-190C)
2 - Medium-High (170C-220C)
3 - High (215C-235C)
4 - Concentrates (230C-250C)
5 - Concentrates (High Temps) (250C+)

These are just what I have been currently getting, l have combusted twice so far and each time I was around 3.5 and 4. If my unit seems to change behavior or if I notice from more testing and patience I will update further.
 

mistvaporizer

Well-Known Member
Manufacturer
There has been a little confusion about what the settings are on the MistVape so this picture shows a large dial similar to the one on the MistVape with numbers next to it. The lowest possible setting is considered 0 and the highest 5, halfway between 0 and the next line is 0.5
http://imgur.com/r1QDnAG
Third tester unit is getting a final check and should ship in the morning, most of the boards are soldered up for the mini run (hopefully moving forward I will have the boards done at a board shop, there are over 100 solder points on one board)
The plan is to start machining the frames tomorrow.
The new design works by a thermocouple sensing the temp and either turning the heater on or off to maintain the temp. When you hit it hard it causes the thermocouple to cool and the unit turns the heater on. If you continue to hit it the temp will rise some, which is why @paytonpenn reports some higher spikes in the temp. I found that the spikes have an upper limit that is dependent on the setting being used. There is a slight learning curve if you want a very specific temp. I have found that up to 2.5 the effect is very pleasant without the edgy feeling I found with earlier models.
 
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Shit Snacks

Milaana. Lana. LANA. LANAAAA! (TM2/TP80/BAK/FW9)
Well #2 has landed, and the word is quite good one bowl in with the AC adapter. Used the same stem I used on the box prototype and again on the last one, basket just under 9mm deep and nearly filled with medium fine grind (so not much). Starting as low as possible got a nice heady thin tasty cloud with a long steady draw and another wispy one, very smooth. Then two more denser clouds temp stepped mid level 1, followed by another two at the edge of level 1 on the line before 2 where it started to get harsher as the flavor was cooked out. Still could've gotten more but it was nice light avb and a small load, with long slow draws I can see staying in level 1 a lot personally, nice taste effects and smooth, I like to stir almost every hit for taste anyway though small load with low temp the extraction is still fairly even when I hit without stirring too. The new heater is really cool looking and the temp settings seem to work quite well so far

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The quilted maple is lovely, everything is very smooth and comfortable to hold. The nose cone is pretty awesome too, very much like a log now, but just the tip and way it mates steel inside the glass stem. However the heater is very different from a log, plus the computer chip also changes things though equally effective (if not potentially moreso actually)

Anyway here is the battery and it's compartment, out and inserted bc I wasn't sure if it has been posted yet (to disconnect for charging you wiggle and pull the black fabric tab) it does give the device a solid heft when installed since the pack is three batteries together, without it is extremely lightweight

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mistvaporizer

Well-Known Member
Manufacturer
I have gotten informal feedback from all three testers and everyone is liking the unit and giving me positive feedback.
Expect some posts this week and possibly some video. As far as I can tell the MistVape is ready for prime time. I don't see any changes that are needed so I will continue with the 15 units I am making. I have all the machining done on the frame and top plate still need to do the battery door and nose cone cover but that is fairly easy work. I started on the heater assemblies and that is my main focus now.
Stay tuned.
 

Shit Snacks

Milaana. Lana. LANA. LANAAAA! (TM2/TP80/BAK/FW9)
I have gotten informal feedback from all three testers and everyone is liking the unit and giving me positive feedback.
Expect some posts this week and possibly some video. As far as I can tell the MistVape is ready for prime time. I don't see any changes that are needed so I will continue with the 15 units I am making. I have all the machining done on the frame and top plate still need to do the battery door and nose cone cover but that is fairly easy work. I started on the heater assemblies and that is my main focus now.
Stay tuned.

Go Man Go!

Can confirm it finally feels ready for prime time, I am enjoying the controlled performance very much now, with proper fit and finish production units should be pretty phenomenal, despite log similarities the Mist is actually very unique
 

Shit Snacks

Milaana. Lana. LANA. LANAAAA! (TM2/TP80/BAK/FW9)
Ah these low temps are great, can get cloudy tasty smooth heady hits with a comfortable long deep steady slow draw. Also I am really liking the new heater (and new steel nose cone) even though my beta is a bit off center, and seems to heat or pull herb to that side, it is still fairly even exaction without stirring every hit anymore, though I still stir fairly often for taste anyway like other narrow tube chamber log vapes... another thing Ive been noticing in my use is to be careful not cover the air-intake hole with your finger when holding the Mist in your first upright inhaling (though the temp dial slot is the perfect place for one finger at least)
 

Buildozer

Baked & Fried
I have the latest version of the Mist over here too.. This is much more refined all around compared to the previous versions I had.. The new heater is a major improvement over the last one I had.. I haven't had this one long enough to have any problems come up, but I'll post about it if/when any occur.. I feel it's been really consistent so far, I've been using it w/ the GonG through the bubbler, and I've been keeping it hot for 1-2 hours at a time when testing it.. The vapor production really seems to pick up after the first cycle, and it seems to peak after it heat soaks for ~2-3 consecutive cycles IMO (depending on temp setting I guess); not a big deal to me since I prefer to use it plugged in, so I either let it warm up for 3 consecutive sessions lying on it's back at max, or I'll just load a little extra and tamp my bowls down more and draw slower for the first couple sessions to try and help compensate until everything warms up.. My first session from a cold start w/ the bubbler is always more flavorful but pretty underwhelming TBH, the vapor may be light but it's still consistent IMO, so the temp control seems to do a good job... IMO for GonG use it's more practical to use it plugged in to take advantage of the heat soak, batteries seem best suited for Direct Draw.. I've only used it plugged in to my VVPS set to 12.2V, typically I don't really like messing around w/ batteries so I haven't tried this version like that yet, but I will.. I only have a short GonG over here ATM so I haven't tested it w/ Direct Draw yet, but I'm sure it would work very well like that, especially from a cold start.. I do have a Direct Draw small load SS log vape stem that fits the ID of the lip on this vape too, so I'll give that a try some time, I figure it could work well w/ concentrates like that too..

Anyway, enough of the rambling :spliff: Here's a short clip of me hitting a fresh gong @ ~3.75.. Please excuse the filthy bubbler :p It's been a glutton lately and no longer cares about it's appearance ;).. This video was after it had been on for a while doing back to back sessions for a little bit..


So far I've only used it plugged in and through the bubbler.. This vape works well :tup:

Nice job on the improvements along the way @mistvaporizer :tup:

EDIT: Decided to just try it Direct Draw w/ the shorty GonG, very nice.. I think I'd prefer it that DD over GonG, it keeps things simpler since a heat soak isn't as important.. I'll have to get a proper Direct Draw stem now.. IMO this vape definitely excels w/ Direct Draw, but w/ a good heat soak it does a good job through the bubbler too..
 
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mistvaporizer

Well-Known Member
Manufacturer
Just to clarify the power supply that comes with the MistVape has a jack that fits through the hole in the battery door cover and doesn't require any modification to the door. @Buildozer used his own power supply with a plug that doesn't fit the hole in the battery door of the MistVape. The power supply that comes with the unit is 12 V regulated @ 1.25A, center positive.
As far as the weight of the load I don't routinely measure mine either but have weighed a few. For reference the cup screen that comes with the MistVape holds about 0.1 gram. I have used as little as 0.05 g but haven't tried for a max load. Sounds like a fun experiment for tonight.
 

Shit Snacks

Milaana. Lana. LANA. LANAAAA! (TM2/TP80/BAK/FW9)
Yeah I don't weigh loads either (don't have a precise scale to do so even) but I feel like I've done well with less than that even, really teeny tiny amounts barely any but gets several hits nevertheless depending on the temp of course
 

Crussell27

Fellow vapor brother
thanks! It's been a long journey and I almost bailed a few times. Hats off to the testers I wouldn't have gotten here without them.
Nice thing is you can use the MistVape like @Shit Snacks , on a low setting and get a milder action or go all out like @Buildozer and get lost in the fog.
It's hard to beat the design of this vape. Both a desktop and a portable. Probably gonna have to ask my girlfriend to get me one for my birthday this August. How much wattage/voltage does this monster have?
 

mistvaporizer

Well-Known Member
Manufacturer
The power supply is 12 V @1.25 A, the formula for watts is A*V=watts so it works out at 14 watts. I'm not an expert here so I'm not positive that is the correct way to come up with the wattage, anyone care to comment?
 
mistvaporizer,

friedrich

Little-Known Member
The power supply is 12 V @1.25 A, the formula for watts is A*V=watts so it works out at 14 watts. I'm not an expert here so I'm not positive that is the correct way to come up with the wattage, anyone care to comment?
1.25A is the max current that the power supply is rated to handle. The actual current draw is basically determined by the resistance of the heater and the voltage applied:
current (amps) = voltage ÷ resistance (ohms);
power (watts) = current × voltage.​
We can combine these equations to find
power = voltage² ÷ resistance, or
power = current² × resistance​

I don't know how your temp/power control works on those variables… measurements across the range would be cool if you can take them. And especially verification that it doesn't regularly draw more current from the power supply than it's rated for.
 
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friedrich,
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