The 403LA from Electronics & Innovation Ltd is a RF Amplifier with Frequency 0.15 to 300 MHz, Power Gain 37 dB, Gain Flatness +/-2 dB, Output Power 34.77 to 39.03 dBm, Output Power 3 to 8 W. Tags: Benchtop / Rackmount, Power Amplifier. More details for 403LA can be seen below.