The ATM2100D-1A20 from Radio Frequency Systems is a Tower Mount Amplifier with Frequency 1.92 to 2.17 GHz, Power 200 to 4000 W, IP3 25 dBm, Current 100 to 190 mA, Voltage 10 to 30 V. Tags: Module with Connectors. More details for ATM2100D-1A20 can be seen below.