The PDBF-R8/1R2-6D3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 0.8 to 1.2 GHz, Center Frequency 1 GHz, Insertion Loss [email protected], Rejection =40 dB @0.3& 1.8GHz, Upper Rejection 40 dB. Tags: Surface Mount. More details for PDBF-R8/1R2-6D3 can be seen below.