Rootbeer Audio ✓ Verified
Amp repair
Philadelphia, PA
Serving customers since 2009
Rootbeer Audio is Matt Manhire's one-person tube amp shop in the Germantown section of Philadelphia, running since 2009. The bench work covers general repairs, circuit modifications and full or partial restorations on vintage and boutique tube amplifiers, plus custom amp builds and kit assembly. Manhire has handled rare-amp restorations for collectors and warranty work for boutique amp companies, and the shop has been featured on WHYY's Radio Times and in the Philadelphia Inquirer.
Services offered
General tube-amp repairRetubeBias adjustmentCap jobsTransformer replacementCircuit modificationsFull and partial restorations3-prong grounding and isolation transformer installGrill-cloth and tolex repairAmp designAmp kit assemblyTube testingGuitar amp speaker replacement, repair and reconingStam Audio product repair and warranty service
Specialties
Vintage tube guitar ampsBoutique tube guitar ampsHybrid Music Man ampsModern Fender tube ampsVintage and boutique tube hi-fiStam Audio products