Design How-To 7/5/2007 Post a comment
This article presents three filter battles: digital vs. analog, windowed-sinc vs. Chebyshev, and moving average vs. single pole.
ESL rolls out fiber-to-RS485/422/232 interface converter
Product News 7/2/2007 Post a comment
Aimed at defense applications, Electro Standards Laboratories' (ESL) Model 4149 high speed ruggedized fiber-to-RS485/422/232 interface converter provides typical operating speeds of 1.5-Mbits/s for RS232 to fiber conversion and 20-Mbits/s for RS485/422 to copper conversion.