The BTM-2A-1500 from Crane Aerospace & Electronics is a Modulator with RF Frequency 1000 to 2000 MHz, Voltage 5 V, Carrier Suppression -30 dBc, Insertion Loss 5 to 6 dB, Amplitude Balance 0.25 to 0.75 dB. Tags: Module with Connectors. More details for BTM-2A-1500 can be seen below.