The Model 5910 from Netcom is a Tunable Filter with Frequency 225 to 512 MHz, Bandwidth 10.045 to 11.48 MHz, Input Power 2.5 W, Insertion Loss 3 to 4 dB, Supply Voltage 5 to 100 V. Tags: Surface Mount, Digitally Controlled. More details for Model 5910 can be seen below.