Timing Devices
Verif-I GPS Synchronizer
This can be used with hammer, accelerated weight drop, marine sources and vibratory sources. SSF has 3 units.
UTEP Shot boxes
These boxes are generally used with high and low explosive sources. The time base is UTC. SSF has 6 units. Select link for LED Status manual (contains 2).
Trigger Switches
We have high sensitivity switches for hammer work and low sensitivity switches to be used with accelerated weight drop sources.

