The AE1R8H9900 from Anatech Electronics is a RF High Pass Filter with Frequency 1.8 to 20 MHz, Insertion Loss 1.5 dB, Power 10 W, Rejection 20 [email protected] MHz, Return Loss 14 dB. Tags: Module with Connectors, Lumped Component Filter. More details for AE1R8H9900 can be seen below.