The 4003 is a 120 Watt band-specific amplifier that covers the 1.8 – 2.0 GHz frequency range. This small and lightweight amplifier utilizes Class A/AB 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.