Preamplifiers
Tube and solid-state preamplifier service and modifications.
Preamplifiers
- Accuphase
- Airtight
- Amcron
- Atma-Sphere
- Audio Research Co. (ARC)
- Audible Illusions
- Bose
- Cary Audio Design
- Carver Reference
- Cello
- Classé
- Conrad-Johnson
- Convergent Audio Technology (CAT)
- Counterpoint
- Creek
- Crown
- David Berning
- Dynaco
- Exposure
- Forté
- Futterman
- Goldmund
- Harman Kardon
- Jadis
- J.C. Verdier
- Jeff Rowland Design Group
- Kenwood
- Krell
- Kinergetic Research
- KSS
- Linn
- Luxman
- Madrigal
- Manley
- Marantz
- Mark Levinson
- McCormack
- McIntosh
- Melos
- Meridian
- Nagra
- Nakamichi
- New York Audio Labs (NYAL)
- Pass Labs
- Pioneer
- Proceed
- PS Audio
- Quad
- Quicksilver
- Revox
- Rowland Research
- Sansui
- Spectral
- Sugden
- Technics
- Tandberg
- Threshold
- Valve Amplification Co. (VAC)
- Vacuum Tube Logic (VTL)
- Yamaha
Inquire for other brands not listed.