The CF4H1008-390 from Gowanda Electronics is a RF Inductor with Inductance 0.00039 uH@25MHz, DC Resistance 0.25 Ohms, DC Current 1050 mA, Self Resonant Frequency 450 MHz, Operating Temperature -55 to 125 Degree C. Tags: Wire Wound Inductor. More details for CF4H1008-390 can be seen below.