The D5TNF-1700/2000-0.2-N/N-GRI from K&L Microwave is a Tunable Filter with Frequency 1.7 to 2 GHz, Bandwidth 3 to 3.6 MHz, Insertion Loss 0.5 dB, Supply Voltage 24 V. Tags: Benchtop, Digitally Controlled. More details for D5TNF-1700/2000-0.2-N/N-GRI can be seen below.