RFI and EMI - Shielding and Absorbing Materials definition: Generally, when EM wave is incident on a material surface, it experiences three processes: reflection, absorption and transmission. The prim... RFI and EMI - Shielding and Absorbing Materials Product Listing: 2256,3140-2,3140-3,5091,3140-1.RF/IF and RFID type:RF Amplifiers(23317),RF Shields(17850),RF Antennas(17529),RF Switches(11751),RF Evaluation and Development Kits, Boards(11217) .RFI and EMI - Shielding and Absorbing Materials has 5 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.