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March 31, 2015. 1  An IRQ (Interrupt Request) number is assigned to all the hardware devices installed in a computer that are used to input information, for example the mouse or the keyboard. On a PC, some IRQs are predefined, so the Keyboard controller is always given an IRQ of 1, for example.
The most prominent instrument at the HAARP Station is the Ionospheric Research Instrument (IRI), a high-power radio frequency transmitter facility operating in the high frequency (HF) band.The IRI is used to temporarily excite a limited area of the ionosphere.he HAARP program began in 1990. A U.S. senator from Alaska, Republican Ted Stevens, helped win approval for the facility, whose construction began in 1993. In early May 2013, HAARP was temporarily shut down, awaiting a change between contractors who operated the facility.