The 38-36-01A from TX RX Systems is a RF Duplexer with Frequency 132 to 150 MHz, Band 1 132 to 150 MHz, Power 100 W, Insertion Loss 0.9 dB, Isolation 20 dB (Between Channel) / 70 dB (Per Channel). Tags: Rack Mount. More details for 38-36-01A can be seen below.