Introduction: IRC is a TT electronics company that specializes in designing and manufacturing electronic components for customers in the defense and aerospace, medical, transportation, energy, and industrial electronics markets. The main applications include circuit protection, power and energy management, medical equipment and signal conditioning. In addition, TT IRC is also one of the most widely recognized MIL resistors on the market. The products include: fixed resistors - current sensing, high-power, precision, fusible, fireproof, high voltage/resistance, surge/pulse, universal resistors and voltage dividers.