The ZHL-100W-43+ is a Class AB, high power amplifier providing saturated power of 100W over the 3500 to 4000 MHz band. It is ideal for a variety of high power test setups as well as applications including radar, communications and more. The amplifier is unconditionally stable and features built-in protection from excessive drive, overheating and reverse polarity. Capable of withstanding short and open circuit loads while delivering signals up to 100W at the output, this rugged design provides highly reliable performance and long service life. Housed in an aluminum alloy case measuring 9.85 x 7.3 x 6.6”, it features SMA connectors and a heat sink and fan attachment for cooling.