BN43-2402 Multi-Aperture Core AL=1440 +/- 20 % uH=(AL*Turns2)/1000 Wideband Transformers 5 - 400 MHz Power Transformers 0.5 - 30 MHz RFI Suppression 5 - 500 MHz These are small ! A=0.276 in / 7.0 mm +/- 0.25 mm B=0.244 in / 6.2 mm +/- 0.25 mm C=0.16 in / 4.2 mm +/- 0.25 mm D=0.114 in / 2.9 mm +/- 0.1 mm E=0.071 in / 1.7 mm +/- 0.2 mm From bulk packaging, not in retail packaging.