Abstract: 74S04 TTL74S04 Text: Technical Guide to Delay Lines ディレイラインの概要 2-B Frequency Characteristics and Rise T ime of Delay Line ● The relation between the cut-off frequency and rise time, Tr, is. 0.35 fc MHz = Tr (µs.) 2-2）ディレイラインの周波数特性と立上り時間