Patent · US Expired

Reverberation device

US3939436A · kind A · utility

3Cited by
1References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 22, 1974
Grant dateFeb 17, 1976
Priority date
Expiry dateNov 22, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S84/26
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A reverberation device is provided with a delay line in series with an amplifier which is designed to compensate for the inherent frequency dependent attenuation of the delay line. The output of the compensating amplifier is fed back directly to the delay line input.

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