Hi Phil:


>   Does anyone have the least inkling of any safety requirements specific to a
>   firearm with an electronic trigger. I am not particularly interested in
>   firearms laws/regulations etc but any requirements that the electronics may
>   fall under. This device will be powered by a 9-volt battery.

It seems to me that the worst-case situation
is that of triggering at some time other than
the commanded time.

The electronic trigger better be "fail-safe."

That is, the design should accomodate any component
failure -- open, short, wrong value -- without 
triggering.

This is not as difficult as it sounds.  I have 
contributed to such a design which resulted in a
patent.

In addition, it probably should be designed such
that trigger actuation requires two, independent
(simultaneous or sequential) acts on the part of 
the operator, e.g., "ready," and "fire."  

I would tend to apply safety "interlock" concepts.  
The trigger has two modes, "safe" and "operate."  
The "safe" mode should be protected as would an
interlock circuit.


Regards,
Rich




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