The MLRF1812-393J from Gowanda Electronics is a RF Inductor with Inductance 390 uH, DC Resistance 20 Ohms, DC Current 100 mA, Self Resonant Frequency 3 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for MLRF1812-393J can be seen below.