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1
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0answers
26 views

Demand Control Ventilation [closed]

I'd like to know if anyone has played with the wiring of DCV control units? Primarily those used to control HVAC's to vary the outdoor air based on the number of people. These are usually motion ...
0
votes
0answers
76 views

Lextool 908 soldering station - compatible spare parts?

I have a Lextool 908 Soldering station with both soldering iron and hot air exhaust broken and unrepairable. So I'm in the market for spare parts. However, I can't find anything when searching for ...
3
votes
4answers
350 views

Need recommendation for a first hot air station

I have a pretty nice soldering station, but now that I am finding the need to work with non-DIP type packages unpreventable, I am beginning to think that purchasing a hot air station would be a good ...
4
votes
1answer
382 views

A good technique for removing 50-pin SMD CF/MD card slot with Hot air

I have a piece of equipment that has a CF/MD card on it. Somebody tried to force the card in and broke 2 pins off. I managed to replace the two pins temporarily, but it was kind of a hack job, but it ...
4
votes
4answers
2k views

Hot Air Gun for Reflowing a Board?

I'm curious how well a hot air gun would work for reflowing an entire board. My circuit board has about 250 components (including 0402 passives, and a couple of 0.5mm pitch TQFPs) and it's a bit of a ...
8
votes
2answers
7k views

Safe temperature for desoldering SMD components w/ hot-air rework gun?

What is a reasonably safe temperature to use for desoldering SMD components using a hot-air rework gun? I have a new-to-me rework station from Xytronic and the documentation clearly assumes you know ...
3
votes
1answer
1k views

Hot air lead-free BGA reflow

I'm experimenting with trying to reflow a 0.8mm BGA myself for prototypes/repairs. I've solved the main problem: alignment. I've used my 3D printer to print custom board guides that align on large ...
0
votes
4answers
188 views

Rework station recommendations?

We're looking for a decent hot air SMD rework station to help us fix up our prototypes. In the past, I've used one of the low-end Aoyue models, and found it lacking (the interface had problems, and ...