RF Plasma Reactors PT7125 Semi-automatic RF Plasma Barrel reactor with 100 mm/4" ID chamber and 150 W power supply. Discontinued in 1995. Modern equivalent: K1050X RF Plasma Etcher/Asher/Cleaner PT7150 Automatic RF Plasma Barrel reactor with 100 mm/4" ID chamber and 150 W power supply. Discontinued in 1995. Modern equivalent: K1050X RF Plasma Etcher/Asher/Cleaner PT7160 Plasma Barrel Reactor Automatic RF Plasma Barrel reactor with 100 mm/4" ID chamber and 150 W power supply. Discontinued in 2005 and replaced by the K1050X Modern equivalent: K1050X RF Plasma Etcher/Asher/Cleaner