Patent ID: 7987787

Claim:
An electronic ignition safety device configured to reject signals below a predetermined “all-fire’ voltage, comprising: a) an exploding foil initiator having an electrical input and an output end; b) an electronic fireset electrically connected to said electrical input of said exploding foil initiator; c) a pickup comprising: i. a donor charge adjacent said output end of said exploding foil initiator and comprising a secondary explosive; ii. an acceptor charge comprising a secondary explosive; and iii. an integral barrier between said donor charge and said acceptor charge; d) an output charge adjacent said acceptor charge; e) a Through Bulkhead Initiator (TBI) body, wherein said integral barrier is part of said TBI body; and f) wherein said donor charge and said acceptor charge are each contained within cavities defined within said TBI body, and wherein said donor charge and said acceptor charge are hermetically sealed.