Looking for old connectors

[Tothwolf]

On Sat, 9 Jul 2016, Jon Elson wrote:
> On 07/09/2016 09:18 AM, Tothwolf wrote:
>> On Sat, 9 Jul 2016, Mike Stein wrote:
>>> From: "Tothwolf" <tothwolf at concentric.net>
>>>> On Sat, 9 Jul 2016, Oliver Lehmann wrote:
>>>> 
>>>>> Hi,
>>>>> 
>>>>> for rebuilding a circuit, I'm in need of 3 old connectors used on the
>>>>> original board.
>>>> 
>>>>> ######################
>>>>> 
>>>>> The next one is also a power plug - but I have no idea about its AMP
>>>>> number or something:
>>>>> 
>>>>> http://pics.pofo.de/gallery3/index.php/S8000/S8000_boards/FINCH-Adapter-Board/IMGP9588 
>>>>> http://pics.pofo.de/gallery3/index.php/S8000/S8000_boards/FINCH-Adapter-Board/IMGP9589 
>>>>> http://pics.pofo.de/gallery3/index.php/S8000/S8000_boards/FINCH-Adapter-Board/IMGP9584 
>>>>> 
>
> These connectors are also available with gold contacts on both ends. 
> For long-term reliability, these are better.

For lower voltage signal applications, yes. For supplying power, no.

Both contact surfaces must also be the same material or tin oxide will 
form on the surface of the gold plating and cause a major headache. This 
was a serious problem with 486 and earlier Pentium PCs with 30 and 72 pin 
SIMMs and it led to a number of lawsuits.