[sdiy] pin headers on the wrong side of a PCB

[Pete Hartman]

PS: I've never seen the MTA piece with no pins in it; of course that
doesn't mean such a thing doesn't exist, but....

On Fri, Sep 8, 2017 at 1:13 AM, Pete Hartman <pete.hartman at gmail.com> wrote:

> I've not had to solve this particular problem, but I have had to change
> MTA headers.  The plastic fitting will slide onto/off of the pins, and if
> you have one not soldered you can pull the pins pretty easily with a pair
> of small needle nose.
>
> What I'd try is some of those long pin strips like they use on Arduinos,
> solder those on normally (but going as lightly as possible with the solder)
> then taking the MTA header, pulling its pins and sliding it over the pin
> strip pins.  If necessary cut off the pin strip on the "top" side of the
> PCB.
>
> You'd want to be sure the pins strip pins were comparable in size to the
> MTA pins (as in, square and not too tiny cross-sectionally), but that seems
> doable.
>
> Pete
>
>
> On Fri, Sep 8, 2017 at 1:06 AM, Tom Bugs <admin at bugbrand.co.uk> wrote:
>
>> How are you going to solder the pins if the plastic housing is right on
>> top of the solder pads?
>> (I guess if the plastic bit can slide, you may be able to lodge it on top
>> of solder)
>>
>> Main thoughts:
>> - move to double sided PCBs
>> - how about R/A MTA headers? (actually, strikes me those could be easier
>> to use with single-side boards)
>>
>> Best, Tom
>>
>>
>>
>> On 08/09/2017 06:43, David G Dixon wrote:
>>
>>> Hey Team,
>>>
>>> I love using MTA-100 connectors to wire panel components to PCBs, as they
>>> make life so much easier than directly wiring to the PCB.  However, I'd
>>> like
>>> to be able to use them on the wrong side of the PCB.  In other words, I'd
>>> like to be able to put an MTA pin header on the solder-side of a
>>> single-sided PCB.
>>>
>>> Does anyone know of a product that would work for that?  I know that it's
>>> pretty straightforward to solder long breakaway pins so that there is a
>>> lot
>>> of pin sticking out on the solder side of the PCB, and a female header
>>> can
>>> be slid over these pins (this sort of arrangement can be found in old ARP
>>> synths such as the Odyssey, for example).  However, I also want to have
>>> the
>>> locking flap that prevents the female from sliding off of the pins.  Do
>>> they
>>> sell the MTA pin header plastic housings without pins in them that can be
>>> slid over long breakaway pins?
>>>
>>> Basically, I want to solder panel components (pots, switches, etc) onto a
>>> single-sided PCB, with the solder side facing away from the panel, but
>>> have
>>> pin headers on the back of the PCB for easy access from the back.  Is
>>> this
>>> doable?  I know that ribbon cable connectors could work this way, but I'm
>>> more interested in MTA connectors.
>>>
>>> Thanks and cheers,
>>> Dave Dixon
>>>
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>>>
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