BE627974A - Device for amplifying acoustic signals and a modified signal derived from these signals. - Google Patents

Device for amplifying acoustic signals and a modified signal derived from these signals.

Info

Publication number
BE627974A
BE627974A BE627974A BE627974A BE627974A BE 627974 A BE627974 A BE 627974A BE 627974 A BE627974 A BE 627974A BE 627974 A BE627974 A BE 627974A BE 627974 A BE627974 A BE 627974A
Authority
BE
Belgium
Prior art keywords
signals
signal derived
modified signal
amplifying acoustic
acoustic signals
Prior art date
Application number
BE627974A
Other languages
French (fr)
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE627974A publication Critical patent/BE627974A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/12—Arrangements for producing a reverberation or echo sound using electronic time-delay networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Amplifiers (AREA)
BE627974A 1962-02-06 1963-02-04 Device for amplifying acoustic signals and a modified signal derived from these signals. BE627974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL274458A NL274458A (en) 1962-02-06 1962-02-06 Apparatus for amplifying sound signals and a modified signal derived from these signals.

Publications (1)

Publication Number Publication Date
BE627974A true BE627974A (en) 1963-08-05

Family

ID=19753594

Family Applications (1)

Application Number Title Priority Date Filing Date
BE627974A BE627974A (en) 1962-02-06 1963-02-04 Device for amplifying acoustic signals and a modified signal derived from these signals.

Country Status (5)

Country Link
AT (1) AT252610B (en)
BE (1) BE627974A (en)
DE (1) DE1279100B (en)
GB (1) GB987315A (en)
NL (1) NL274458A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357025A1 (en) * 1976-06-30 1978-01-27 Novanex Automation Nv ELECTRONIC ECHO DEVICE

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2230836A (en) * 1939-07-15 1941-02-04 Hammond Laurens Electrical musical instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357025A1 (en) * 1976-06-30 1978-01-27 Novanex Automation Nv ELECTRONIC ECHO DEVICE

Also Published As

Publication number Publication date
GB987315A (en) 1965-03-24
AT252610B (en) 1967-02-27
DE1279100B (en) 1968-10-03
NL274458A (en) 1964-09-25

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