The Ophir 5039 is a 20-1000 MHz 20 Watt power amplifier covering the 26Tone1000 MHz and 80 Tone1000 MHz test bands. The 5039 is ideally suited to GTEM cell RF immunity testing. This amplifier utilizes Silicon RF Power MOSFET devices that provide high gain, wide dynamic range and good linearity. High efficiency and reliable operation are being achieved by employing unique broadband RF networks, built-in high quality power supply, EMI/RFI filters, custom machined housing and heavy duty components.