Through-hole desoldering (was Re: IBM 5110 - Where does the character set live? And other questions.)

Jon Elson elson at
Fri Jul 14 11:02:42 CDT 2017

On 07/13/2017 11:26 PM, jim stephens via cctalk wrote:
> On 7/13/2017 6:52 PM, Jon Elson via cctalk wrote:
>> On 07/13/2017 11:02 AM, jim stephens via cctalk wrote:
>>> On 7/13/2017 12:31 AM, Eric Smith via cctalk wrote:
>>>> There are also vacuum desoldering stations that use 
>>>> "shop air" to derive
>>>> the vacuum, rather than having an internal pump. I've 
>>>> never used them as I
>>>> don't normally have an air compressor anywhere near my 
>>>> electronics
>>>> workbench.
>>> This works very well.  The best station for 7400 type 
>>> IC's was a Weller vacuum desoldering station.
>> I have a Pace station at work with a vacuum pump in the 
>> box.  At home I have one with a foot pedal that contains 
>> a venturi vacuum generator that requires compressed air.  
>> These work really well. I think the handpieces are model
>> SX-70.
>> Jon
> I had one of the Wellers with the probe and head like the 
> DS-100 with the builtin vacuum.  It was nowhere near as 
> good as the one with the shop air venturi.  The latter hit 
> with enough more force to clear a hole more often that it 
> was the one to have.
> Nice to have a portable home one, however.
The air/venturi station is quite portable, but the place you 
use it has to be plumbed for shop air, so not as portable as 
it might seem. Now that SMT is the rule, I don't use it as much.


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