The 6004 is a 600 Watt broadband amplifier that covers the 300 – 500 MHz frequency range. This small and lightweight amplifier utilizes Class A/AB linear power devices that provide an pulse performance for NMR application. Frequency Range: 300.00 - 500.00 MHz Saturation Power: 600 Watts Linear Power: 400 Watts Gain: 58 dB Flatness: ± 2 dB