Smaller than usual spd?/cutting corners?

[cyclopath]

you don’t need to suck that hard (edwards/leybold) to get the job done with a 100ml boiling flask.

you might could get there with a $100 harbor freight pump…just

500ml or 2L

So… plugging the mantle into a temp controller would cut the stir bar anytime the heat was cut. Which won’t work. Near as I can tell @beaker was just using his controller as a digital thermometer with the bare thermocouple between the boiling flask and the mantle. I just stuffed a digital thermometer probe in a similar location. [image] [image] [image] For $275 you get the mantle, boiling flask of your choice (I recommend the single neck), the head, the triple cow, and four receiving fla…