The PDBF-R45/R75-6C3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 0.5 to 0.7 GHz, Center Frequency 0.6 GHz, Insertion Loss [email protected], Rejection =25 dB @0.36GHz, =30 dB @0.9GHz, Upper Rejection 30 dB. Tags: Surface Mount. More details for PDBF-R45/R75-6C3 can be seen below.