For ours one good shake did the trick... No need to thow it against
anything...

nrp wrote:

I recall the impact trigger spec for an ELT is 10 gs of acceleration
(for ? milliseconds?). It should take a very violent arm shake to hit
10 gs. I understand it is common to bounce the ELT onto an inflated
A/C tire to get the ~10g pulse. Anyone know the rest of the numbers?