NL7514219A - Signaalversterker met regelbare versterking. - Google Patents

Signaalversterker met regelbare versterking.

Info

Publication number
NL7514219A
NL7514219A NL7514219A NL7514219A NL7514219A NL 7514219 A NL7514219 A NL 7514219A NL 7514219 A NL7514219 A NL 7514219A NL 7514219 A NL7514219 A NL 7514219A NL 7514219 A NL7514219 A NL 7514219A
Authority
NL
Netherlands
Prior art keywords
signal amplifier
adjustable gain
gain
adjustable
amplifier
Prior art date
Application number
NL7514219A
Other languages
English (en)
Original Assignee
Rca 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
Application filed by Rca Corp filed Critical Rca Corp
Publication of NL7514219A publication Critical patent/NL7514219A/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • 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
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
NL7514219A 1974-12-06 1975-12-05 Signaalversterker met regelbare versterking. NL7514219A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/530,405 US3970948A (en) 1974-12-06 1974-12-06 Controller gain signal amplifier
US05/607,489 US3999141A (en) 1974-12-06 1975-08-25 Controllable gain signal amplifier

Publications (1)

Publication Number Publication Date
NL7514219A true NL7514219A (nl) 1976-06-09

Family

ID=27063257

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7514219A NL7514219A (nl) 1974-12-06 1975-12-05 Signaalversterker met regelbare versterking.

Country Status (13)

Country Link
US (2) US3970948A (nl)
JP (1) JPS5183455A (nl)
AT (1) AT352800B (nl)
AU (1) AU497506B2 (nl)
BE (1) BE836242A (nl)
CA (2) CA1038048A (nl)
DE (1) DE2554880B2 (nl)
FI (1) FI753370A (nl)
FR (1) FR2293843A1 (nl)
GB (1) GB1524715A (nl)
IT (1) IT1044102B (nl)
NL (1) NL7514219A (nl)
SE (1) SE413065B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320844A (en) * 1976-08-11 1978-02-25 Hitachi Ltd Gain control circuit
US4155047A (en) * 1978-01-11 1979-05-15 Baskind David Lee Voltage controlled attenuator
US4318051A (en) * 1980-01-15 1982-03-02 Rca Corporation Symmetrically gain controlled differential amplifier
US4404429A (en) * 1981-05-07 1983-09-13 Rca Corporation Matching volume control characteristics for two channels
US4426625A (en) * 1981-08-27 1984-01-17 Rca Corporation Circuit for linearly gain controlling a differential amplifier
JP4042736B2 (ja) * 2004-02-19 2008-02-06 ソニー株式会社 画像処理装置及び画像処理方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649847A (en) * 1970-10-30 1972-03-14 Rca Corp Electrically controlled attenuation and phase shift circuitry
JPS523528B1 (nl) * 1971-03-05 1977-01-28
US3757240A (en) * 1972-03-15 1973-09-04 Hewlett Packard Co Active attenuator
US3740462A (en) * 1972-04-10 1973-06-19 Rca Corp Automatic chroma gain control system
JPS5620724B2 (nl) * 1972-07-27 1981-05-15
US3750042A (en) * 1972-08-21 1973-07-31 Gen Electric Amplifier of controllable gain
US3875522A (en) * 1973-04-13 1975-04-01 Signetics Corp Integrated direct-coupled electronic attenuator
US3887938A (en) * 1974-03-18 1975-06-03 Motorola Inc IC color demodulator with single external picture control

Also Published As

Publication number Publication date
IT1044102B (it) 1980-03-20
GB1524715A (en) 1978-09-13
US3970948A (en) 1976-07-20
AU497506B2 (en) 1978-12-14
SE7513451L (sv) 1976-06-08
BE836242A (fr) 1976-04-01
US3999141A (en) 1976-12-21
AU8713375A (en) 1977-06-09
CA1037571A (en) 1978-08-29
DE2554880A1 (de) 1976-06-10
FI753370A (nl) 1976-06-07
FR2293843A1 (fr) 1976-07-02
ATA925675A (de) 1979-03-15
DE2554880B2 (de) 1980-08-21
AT352800B (de) 1979-10-10
JPS5183455A (nl) 1976-07-22
SE413065B (sv) 1980-03-31
CA1038048A (en) 1978-09-05

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed