The D5BT-8/16-5-N/N-GRI-LP from K&L Microwave is a Tunable Filter with Frequency 8 to 16 GHz, Bandwidth 400 MHz, Insertion Loss 1.8 dB, Supply Voltage 24 V. Tags: Benchtop, Digitally Controlled. More details for D5BT-8/16-5-N/N-GRI-LP can be seen below.