All circuits and devices are in first time carefully calculated and designed for best function and quality sound.
At second time, are all devices development and tuned to the required parametrs. All devices are also troughly tested.
Case for large devices are machining from solid aluminium profile, with 3D printed ABS plastic acesories, high legible marking, and aluminium knobs.
Is also possible to service or custom upgrade for your amplifiers. Replacement of tube or semiconductors, cleaning pots, etc.