Restauración de guitarras y amplificadores

Pickup repair and rewinding

We repair pickups and adjust them for a balanced sound.

Repair of amplifiers

We repair valve amplifiers, specialising in vintage amplifiers.

Expert maintenance

We offer maintenance and repair services for electric guitars and basses.

Evaluation of the instrument

Electric guitar repair

Structure and wood

Repair of cracks, breaks and structural joints, respecting the original wood and its vibratory behaviour.

Pickup installation

Assembly and adjustment of pickups for guitars.

Neck and frets

Retreaded. Curvature correction, levelling and fret work to restore stability and tuning.

Electronics

Inspection and repair of circuits, potentiometers, and wiring while preserving the sound character.

Finishes

Ultra-fine finishes to enhance resonance.

Repairs

Repairs for guitars, electric basses, and acoustic guitars.

Broken Headstocks

Repair of headstocks.

Repainting

Refinishing with relic or vintage finishes.

Vintage amplifier repair

Each piece of equipment is assessed individually, prioritising stability, security and sound response.

Basic service

Diagnosis and complete cleaning of the amplifier.

Valve replacement

Selection, replacement and adjustment of valves according to amplifier specifications, ensuring balance, dynamics and correct operation.

Power supply repair

Inspection and replacement of filter capacitors, rectifiers and associated components to ensure stable voltages, absence of noise and safe operation of the amplifier.

Jack repair

Replacement or repair of input and output jacks, eliminating noise, false contacts and signal loss.

Workshop archive

Here we present some of the work carried out at the Bull Skull workshop. Instruments with history, different problems and solutions, approached from the perspective of experience and technical and musical criteria. Few things are beyond our capabilities.