ELECTRONIC TROUBLESHOOTING

Vintech carries out your repairs in the following areas:

• HIFI (Amplifier, CD Players, VCRs etc.))
• Instrument amps (Transistors, Hybrid, Full Tubes) guitar, bass...
• Effects pedals, various audio components
• Industrial equipment
• Various electronic equipment, whenever possible (availability of schematic, components etc.)

Retubing + repairs of a MusicMan HD130 amp

Here is a non-exhaustive list of possible services:

• Checking and replacing preamp tubes, power
• Replacing or repairing mechanical elements (potentiometer buttons, connectors, feet, etc.)
• Adjusting the BIAS for tube systems (lamps)
• Checking power supply voltages
• Reworking soldering (cracks/cracking) if necessary
• Possible improvements (replacing line capacitors, etc.)
• Checking output power, distortion.
• Replacing belts, greasing moving parts.

Some brands of guitar/bass amps treated: Marshall, Fender, MusicMan, MarkBass, Ampeg, Hugues & Kettner, Orange, Sovtek, etc.

Here is a non-exhaustive list of possible services:

• Control of supply voltages
• Replacement of defect/precautionary component(s).
• Rework of soldering (cracking/fissures) if necessary, control according to IPC
• Possible improvements (SMD component passage, shielding, etc.)
• Reverse engineering (redesign of electronic board or system)

Repair of a batch of LED stage spotlights