I was thinking the same thing. This isn’t your Nokia IED where you just wire the ringer to the detonator. There must be some additional circuitry to handle a special signal. A pre-programmed high-pitched ring for certain numbers maybe? Or a little logic chip to recognize numbers or messages?
I was thinking the same thing. This isn’t your Nokia IED where you just wire the ringer to the detonator. There must be some additional circuitry to handle a special signal. A pre-programmed high-pitched ring for certain numbers maybe? Or a little logic chip to recognize numbers or messages?