The M083-460M1 from Microsaw is a Delay Line with Frequency 444 to 472 MHz / 448 to 476 MHz, Center Frequency 458 to 462 MHz, Delay 1190 to 1210 ns, Group Delay 12 nS, Insertion Loss 20 to 25 dB. Tags: Surface Mount, Fixed. More details for M083-460M1 can be seen below.