[arm-allstar] Alinco DB9

[David McGough]

Hi Larry,

I've got a couple Alinco mk III radios, both using the DB-9 connector. 
Both of mine were standard threads, which I think are UNC 4-40 like the 
"small sized" PC screws.

73, David KB4FXC


On Thu, 16 Nov 2017, "Larry via arm-allstar" wrote:

> I have here (2) 435T Mk III Alinco radios. One just arrived new from HRO 
> and another older one approximately 4 yrs old.
> So my question is not unique to just a new vs old version.
> 
> On the rear female DB9 connector are the standoffs for restraining the 
> male connecting DB9 cable.
> Both radios will not allow DB9 cable screws to mate with the radio 
> standoff nuts provided on the Alinco Radio.
> 
> It appears that Alinco uses a non standard thread in their standoff. The 
> thread is much finer than any PC related DB9 Cable.
> Would anyone happen to know the thread size needed to screw into those 
> restraining nuts.?
> 
> Larry - N7FM
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