The HH Scott Stereomaster 222D is an integrated tube amplifier recognized for its compact design and vintage sound characteristics. Powered by EL84 tubes, it delivers 20 watts per channel in a push-pull configuration, offering a rich and warm audio experience. The amplifier is equipped with a well-regarded all-discrete phono stage and is biased close to class A operation, which contributes to its musicality and sound fidelity. Components often include vintage Mullard tubes that are known for their sonic qualities. The design features an 8-knob faceplate, distinguishing it from related models like the 222C. Users frequently report an ultra-wide sound stage and surprising bass response for a unit of its power class, making it a favored choice among vintage audio enthusiasts. Restoration or modification of the unit can enhance its performance further, with recommendations often including quality replacement components such as K40 capacitors and high-quality electrolytic capacitors. Each unit is usually characterized by its own history, having been cared for and maintained by dedicated audio enthusiasts.