0.8 - 4.2 GHz 28 WATT LINEAR POWER RF AMPLIFIER. This small lightweight amplifier utilizes Class A/AB linear power devices that provide an excellent 3rd order intercept point high gain and a wide dynamic range. This amplifier covers all the major bands including CDMA W-CDMA TDMA and GSM. Ideally suited to RF immunity testing and is input overdrive protected against the maximum output signal of a signal generator (+20dBm). Also excellent for the test of wireless and communication components and subsystems.