The 5228 is a 1000 Watt broadband amplifier that covers the 80 to 1000 MHz frequency range. This amplifier utilizes Class A Ultra linear power devices that provide an excellent 3rd order intercept point, high gain, and a wide dynamic range.Due to robust engineering and employment of the most advanced devices and components, this amplifier achieves high efficiency operation with proven reliability, Like all OPHIR RF amplifiers, the 5228 comes with an extended multi-year warranty backed by OPHIR RF commitment to total customer satisfaction.