dont add flux when using a desoldering unit - you will clog the nozzle badly.
Only if you use too much flux. Adding fresh solder also has flux in it, so it's the same thing. That's why I prefer to put flux by myself - that way I can precisely regulate how much to apply (very very little - just a tiny sand grain spec on each joint or less!)
dont add flux when using a desoldering unit - you will clog the nozzle badly.
great point stj! I learned the hard way when i first used my FR300. If i have to add new solder to a joint to help desolder.. i always clean the flux away before desoldering. I havent had a clogged tip since. Its extra work but easier than having to drill out a clogged tip! I cringe when watching youtube vids of repair work when they are sucking up all that gooey flux!
LOL, that's just a little derp nonsense from nVidia, but I'll explain.
GeForce GT210 requires nowhere close to that amount of power. 12V @ 18 Amps is 216 Watts of power - that's how much you might expect a Radeon R9 290/X to pull near full load. But the puny GT210??? - Probably no more than 30 Watts, if even that (the GT210 is just a shrunk-down core of the 8400 GS core). The size of the heatsink on it should be a good indicator of that. But I digress, here.
i know it is for the entire system, hell it has a 600 or 700+W psu, with all the power on the +3.3v rail...
nope, the most i have is 12v, wait i think the zd915 may be 24v, not sure about the amps, the gun is rated for 24v @ 80W so about 3.33A
Did you ever fine one?
on a side note, so glad i have this de-soldering gun, had to repair a DIY board, i lost a LED, a DS18B20, and 2 GPIO pins; based on the timing i am gonna blame the T-storm
dead led measures 160Ohm resistance and my tester says unknown or damaged part
I did not realize that you looking for one for a soldering iron
You need to know what is the maximum amperage that is iron is going to take to run it
Now with the ZD-915 Desoldiering Gun with NO controller the amperage is over 8 amps @ 12 volts I did not leave that way for very long because it starts glowing very brightly and burn out
I was doing this test because I trying to use this on battery power I have to work out some problems that I am having with this setup ( the mosfet when up in flames and burn up the iron )
It looks like the controller on this unit was some how use the incoming power to telling controller to control the amperage but on battery power it does not work right because it does not control the the amperage
When I work out how make it work right on battery power I will post it on this forum in a new post stay tuned
After reading the desoldering forums, I do want to step up to an easier way to desolder than a squeeze bulb or spring method. It looks like a really good and affordable one, is the Aoyue 474A++ Digital Desoldering Station. It is around 200 so I hope it good. I read some reviews that it works OK on motherboards but I was not so sure. This is my main use right now. Anyone use this one???
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Last edited by Techdad; 07-26-2018, 02:38 PM.
Reason: Fix misspelling.
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