The BOURNS part 1130-392K-RC is a high-quality, high current RF choke designed to effectively filter and control radio frequency signals. With a 3.9mH inductance and 10% tolerance, this choke is perfect for a wide range of electronic applications. The bobbin core construction ensures durability and stability, while the ferrite material enhances its performance at 1KHz. With a current rating of 1A and a low DCR of 1.67 Ohm, this RF choke offers excellent impedance and noise suppression capabilities. Trust BOURNS to deliver reliable and efficient components for your electronic projects.