On Wed, 12 Nov 1997, : Cassie Carstens wrote: > Short of using screen cable for every sensor, is there other devices > or goodies that can protect alarm systems from this assult???? Ouch... hrm... you could connect the sensors through opto-isolators (to protect the core) and then rig up a detection circuit that sets off the alarm if this happens. -p "I have a work order for the immediate demolition of your reality tunnel." -Bob, RAW Construction Corp. ------Begin Geek Code Block------ v3.12 GAT[GCS,GS]d-@s+:!ac++@>$u+>+++>$ P+>+L+>++E+>+W+N++!oK+W--O-M-V-- PS+PE+Y+PGPt+@5+X++R+[GURPS][DARK SUN]!tvb++>+DI+!DG++e>+++++hr%y++ ------End Geek Code Block--------