QPA8801 45–1218MHz CATV Push Pull Amplifiers Qorvo QPA8801 45MHZ to 1218MHz CATV Push-Pull Amplifiers are ultra-linear and intended for output stage amplification in CATV infrastructure applications. The QPA8801 Amplifiers feature a push-pull cascode design allowing flat gain along with ultra-low distortion, making it ideal for use in high output power capability CATV distribution systems.