Powerful amplifier meets its toughest challenge as high-wattage energy is pushed through the speakers. The intense test ...

There are a number of classes and variants of tube audio power amplifiers: Class B are push-pull amplifiers, similar to conventional solid state amplifiers, where there is a pushing tube and a ...

A pair of the LDMOS devices form the heart of the push-pull amp, as do an array of custom-wound toroids and transformers including a transmission line transformer wound with 17-ohm coax cable.