ENI 1140LA RF Power Amplifier. 9-250 kHz. 55 dB gain. EIN, E&I 1140LA Electronic Navigation Industries. Max power at least 1100W / frequency dependent.

ENI 300L RF Power Amplifier. 250 KHz - 110 MHz 40 dB / 3Watts.

ENI 325LA RF Power Amplifier. 25 Watt Linear 250 kHz to 150 MHz. 50 dB gain.

ENI 440LA RF Power Amplifier. 35 Watt Linear 1.0 to 300 MHz. 45 dB gain. EIN

ENI (Electronics Navigation Industries) 5100L RF Amplifier. 1.5 MHz to 400 MHz. 100W. 50 dB gain.

ENI RF Power Amplifier. 50 Watt Linear 1.5 to 400 MHz. 50 dB gain.