Patent · US Expired

Enhanced vacuum tube power amplifier

US5148116A · kind A · utility

4Cited by
6References
1Claims
0Family size

Inventor

Key dates

Filing dateSep 4, 1991
Grant dateSep 15, 1992
Priority date
Expiry dateSep 4, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03F5/00
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

An audio power amplifier for general audio and sound reinforcement use, or musical amplification, stringed or otherwise, which combines the sonic properties of vacuum tube amplification with the modern technology of solid state electronics, with its attendant advantages.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.