DC to 1000 MHz. 1 to 50,000 Watts broadband RF amplifiers. RF Amplifiers backed by Worldwide Support and Service and a 3-Year Warranty. DC to 1000 MHz. 1 to 50,000 Watts. Linear, broadband and VSWR tolerant, with a wide range of uses and exceptional endurance even in the most difficult test scenarios, the AR RF/Microwave Instrumentation RF amplifier is the industry standard for benchmark performance.