The M379-345M1 from Microsaw is a SAW Delay Line that operates from 324.5 to 365.5 MHz. It has a group delay of 40000 ns and a group delay ripple of 27 ns. The delay line has an insertion loss of less than 38 dB with a passband level of under -1.5 dB. It is available in a module with SMA connectors.
