The TLL1-1000- from Telonic Berkeley is a Low Pass RF Filter with Frequency DC to 1000 MHz, 3 dB Cutoff Frequency 1000 MHz, Insertion Loss 1 dB, Rejection 40 to 50 dB, Upper Rejection 40 dB @ 2400 MHz, 50 dB @ 4200 MHz, 50 dB @ 5000 to 7000 MHz. More details for TLL1-1000- can be seen below.
