Amidon Ferrite Toroidal Core ID: 1.37" x OD: 2.35" x HT: 0.5", type K material, AL value 458. K material is used primarily in transmission line transformers from 1 MHz to 50 MHz. FT_240_K.
Lot of 3, Ferrite Toroidal Core, ID: 0.281 x OD: 0.5 x HT: 0.188. Alltronics part# FT_50_J. Datasheet : http://www.alltronics.com/mas_assets/acrobat/FT_50_J.pdf
Lot of 3, Ferrite Toroidal Core, ID: 0.75" x OD: 1.1' x HT: 0.295". J material has low volume resistivity and low core loss from 1 KHz to 1 MHz. Used for pulse transformers and low level wideband transformers.
Lot of 3, Ferrite Toroidal Cores, ID: 0.54" x OD: 0.87" x HT: 0.5, High Saturation flux density at high temperature. For power conversion transformers. Good noise suppression from 0.5 to 20 MHz.
Lot of 3, Ferrite Toroidal Cores, ID: 0.54" x OD: 0.87" x HT: 0.5. 43 Material, this is used for EMI/RFI suppression in the 20 MHz to 250 MHz range, AL Value: 970 µH/100 turns . Alltronics Part#:http://www.alltronics.com/mas_assets/acrobat/FT_87A_43C.pdf
Lot of 3, Broadband Solid Ferrite Cores for Round Cables and Wiring Harnesses: ID: 0.75" x OD: 1.12" x HT: 0.29". Original part # STE28B1142-000, in good used condition. Alltronics part# FT_112_BB.
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