NL185122C - Blokkeringsschakeling. - Google Patents

Blokkeringsschakeling.

Info

Publication number
NL185122C
NL185122C NLAANVRAGE7307227,A NL7307227A NL185122C NL 185122 C NL185122 C NL 185122C NL 7307227 A NL7307227 A NL 7307227A NL 185122 C NL185122 C NL 185122C
Authority
NL
Netherlands
Prior art keywords
blocking switch
blocking
switch
Prior art date
Application number
NLAANVRAGE7307227,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7307227A (OSRAM
Original Assignee
Sony Corp
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
Priority claimed from JP6249772U external-priority patent/JPS5323067Y2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of NL7307227A publication Critical patent/NL7307227A/xx
Application granted granted Critical
Publication of NL185122C publication Critical patent/NL185122C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/007—Protection circuits for transducers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/305—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in case of switching on or off of a power supply
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/348—Muting in response to a mechanical action or to power supply variations, e.g. during tuning; Click removal circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7307227,A 1972-05-27 1973-05-23 Blokkeringsschakeling. NL185122C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6249772U JPS5323067Y2 (OSRAM) 1972-05-27 1972-05-27
DE2326802A DE2326802C2 (de) 1972-05-27 1973-05-25 Schaltungsanordnung zum Unterdrücken von Knackgeräuschen beim Ein/Ausschalten der Stromversorgung eines NF-Verstärkers

Publications (2)

Publication Number Publication Date
NL7307227A NL7307227A (OSRAM) 1973-11-29
NL185122C true NL185122C (nl) 1990-01-16

Family

ID=25765207

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7307227,A NL185122C (nl) 1972-05-27 1973-05-23 Blokkeringsschakeling.

Country Status (5)

Country Link
US (1) US3828267A (OSRAM)
CA (1) CA986025A (OSRAM)
DE (1) DE2326802C2 (OSRAM)
FR (1) FR2189933B1 (OSRAM)
NL (1) NL185122C (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5715486B2 (OSRAM) * 1974-04-30 1982-03-31
US3965295A (en) * 1974-07-17 1976-06-22 Mcintosh Laboratory, Inc. Protective system for stereo loudspeakers
JPS5442447U (OSRAM) * 1977-08-29 1979-03-22
US4726873A (en) * 1985-10-28 1988-02-23 Kimberly-Clark Corporation Apparatus for applying contoured elastic to a substrate
AT386501B (de) * 1986-09-18 1988-09-12 Siemens Ag Oesterreich Vorrichtung zur stoersignalunterdrueckung fuer optische empfaenger
DE3936888C1 (OSRAM) * 1989-11-06 1991-05-23 Stabo Elektronik Gmbh & Co Kg, 3200 Hildesheim, De
US5121076A (en) * 1991-05-06 1992-06-09 Thomson Consumer Electronics, Inc. Plural time constant signal control
DE9211278U1 (de) * 1992-08-21 1993-03-04 Siemens AG, 8000 München Schaltungsanordnung zum Stummschalten von Tonteilen
US5768601A (en) * 1996-01-17 1998-06-16 Compaq Computer Corporation Apparatus for eliminating audio noise when power is cycled to a computer
US6040740A (en) * 1997-04-09 2000-03-21 Lsi Logic Corporation Audio transient suppression device
US6166605A (en) * 1997-09-18 2000-12-26 Carver; Robert W. Integrated audio amplifier

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375446A (en) * 1964-09-10 1968-03-26 Gen Motors Corp Combination radio receiver volume and squelch control
JPS4834062B1 (OSRAM) * 1969-07-11 1973-10-18

Also Published As

Publication number Publication date
NL7307227A (OSRAM) 1973-11-29
CA986025A (en) 1976-03-23
DE2326802C2 (de) 1982-03-11
FR2189933B1 (OSRAM) 1978-02-17
US3828267A (en) 1974-08-06
FR2189933A1 (OSRAM) 1974-01-25
DE2326802A1 (de) 1973-12-06

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01