The MP1825B 4 Tap Emphasis is a 4-tap pre-emphasis converter for bit rates up to 28.1 Gbit/s, and is designed to support easy changes to the pre-emphasis waveform amplitude, offset, amplitude of each tap, etc., in order to effectively evaluate the characteristics of high-speed interfaces below 10 Gbit/s.Target applications for this device include CEI-28G-SR/VSR, Infiniband FDR (14G) /EDR (26G), PCI express, and 100GbE (100GBASE-CR4, KR4).