I perform standard repairs, reconstruction and modifications of tube instrument and hifi amplifiers, also hybrid and transistor amplifiers by arrangement. Reconstruction of historical electronic equipment. Production of tube amplifiers according to your requirements. Repair and modification of effect pedals.

I specialize in complete service and maintenance of pianos and upright pianos. I offer tuning, adjustment, refurbishment, repair of mechanical defects, string replacement, cleaning, consultation when buying or selling an instrument and other services.

We offer repairs of musical instruments. Tuning and reconstruction of pianos and pianos, repairs of clarinets, saxophones, bassoons and flutes, accordions, guitars. String restringing.

I specialize in the sale and repair of musical instruments, equipment and sound equipment. I perform piano tuning. I offer and edit MIDI Files XG and FX. I provide consulting services.

Manufacture of tube amplifiers.

We manufacture, repair, restore and sell stringed musical instruments including accessories. We organize lectures in the field.

Piano and grand piano repairs: overhaul of the action and keyboard, instrument cleaning, tuning, replacement of individual strings, etc.

Repair and tuning of pianos, upright, harpsichord, celeste and Fender pianos. Offering expert witness services in keyboard instruments and estimating.

Perform tuning or partial and total piano repairs and refinishing. We manufacture bass strings. We provide advice on the purchase or sale of an instrument, including securing an expert report from a forensic expert.

We perform repairs and complete renovations of digital organs, as well as conversions to electric action for pipe organs. We manufacture our own digital organs and parts for them.

Sales, rental and service of percussion and wind instruments. Offer of music production and sounding of events. BACKLINE and DRUMS/WIND service.

We offer piano tuning and repairs, complete instrument service for elementary schools and other customers, assistance with instrument selection and sales, appraisals, etc.

We repair consumer and industrial electronics, digital pianos, electronic musical instruments and equipment. We provide spare parts, remote controls, training, firmware localization, technical support to importers and manufacturers, operational testing and failure evaluation.

I provide tuning and repair of pianos, upright pianos, spinettes and other musical instruments. I provide advice on buying or selling a piano. I offer concert and recording assistance, musical instrument maintenance, and minor repairs on-site.