Audio amplifiers
US5127059A · kind A · utility
15Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 1990 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Jan 18, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03G3/00
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A pre-amplifier for musical instrument audio signals which utilizes a solid state programmable logic device to control a plurality of solid state switches for routing the audio signals in preselected manner through successive stages of vacuum tube amplification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.