JPS4890446A - - Google Patents

Info

Publication number
JPS4890446A
JPS4890446A JP2187872A JP2187872A JPS4890446A JP S4890446 A JPS4890446 A JP S4890446A JP 2187872 A JP2187872 A JP 2187872A JP 2187872 A JP2187872 A JP 2187872A JP S4890446 A JPS4890446 A JP S4890446A
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2187872A
Other versions
JPS5244499B2 (ja
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 filed Critical
Priority to JP2187872A priority Critical patent/JPS5244499B2/ja
Priority to DE2308835A priority patent/DE2308835C3/de
Priority to US00336820A priority patent/US3828266A/en
Priority to CA164,935A priority patent/CA1007717A/en
Priority to GB994073A priority patent/GB1366271A/en
Priority to IT48537/73A priority patent/IT979678B/it
Priority to AU52858/73A priority patent/AU468858B2/en
Priority to SE7302979A priority patent/SE383813B/xx
Priority to FR7307623A priority patent/FR2174291B1/fr
Priority to BR163473A priority patent/BR7301634D0/pt
Priority to NLAANVRAGE7302952,A priority patent/NL188490C/xx
Publication of JPS4890446A publication Critical patent/JPS4890446A/ja
Publication of JPS5244499B2 publication Critical patent/JPS5244499B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • 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
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • 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
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP2187872A 1972-03-02 1972-03-02 Expired JPS5244499B2 (ja)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP2187872A JPS5244499B2 (ja) 1972-03-02 1972-03-02
DE2308835A DE2308835C3 (de) 1972-03-02 1973-02-22 Regelbarer Verstärker für elektrische Signale
US00336820A US3828266A (en) 1972-03-02 1973-02-28 Signal control circuit
CA164,935A CA1007717A (en) 1972-03-02 1973-03-01 Signal control circuit
GB994073A GB1366271A (en) 1972-03-02 1973-03-01 Signal control circuit
IT48537/73A IT979678B (it) 1972-03-02 1973-03-01 Circuito per la regolazione di segnali in particolare circuito a comando automatico di guadagno per un dispositivo a circuito integrato
AU52858/73A AU468858B2 (en) 1972-03-02 1973-03-02 Signal control circuit
SE7302979A SE383813B (sv) 1972-03-02 1973-03-02 Signalregleringskrets
FR7307623A FR2174291B1 (ja) 1972-03-02 1973-03-02
BR163473A BR7301634D0 (pt) 1972-03-02 1973-03-02 Um circuito de controle de sinais
NLAANVRAGE7302952,A NL188490C (nl) 1972-03-02 1973-03-02 Signaalbesturingsschakeling.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2187872A JPS5244499B2 (ja) 1972-03-02 1972-03-02

Publications (2)

Publication Number Publication Date
JPS4890446A true JPS4890446A (ja) 1973-11-26
JPS5244499B2 JPS5244499B2 (ja) 1977-11-08

Family

ID=12067368

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2187872A Expired JPS5244499B2 (ja) 1972-03-02 1972-03-02

Country Status (3)

Country Link
JP (1) JPS5244499B2 (ja)
AU (1) AU468858B2 (ja)
BR (1) BR7301634D0 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266357A (en) * 1975-11-28 1977-06-01 Hitachi Ltd Gain control circuit
JPS52114250A (en) * 1976-03-22 1977-09-24 Nec Corp Transistor circuit
JPS5356954A (en) * 1976-11-02 1978-05-23 Pioneer Electronic Corp Transistor circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62192868U (ja) * 1986-05-26 1987-12-08

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266357A (en) * 1975-11-28 1977-06-01 Hitachi Ltd Gain control circuit
JPS604614B2 (ja) * 1975-11-28 1985-02-05 株式会社日立製作所 利得制御回路
JPS52114250A (en) * 1976-03-22 1977-09-24 Nec Corp Transistor circuit
JPS5639084B2 (ja) * 1976-03-22 1981-09-10
JPS5356954A (en) * 1976-11-02 1978-05-23 Pioneer Electronic Corp Transistor circuit
JPS575364B2 (ja) * 1976-11-02 1982-01-30

Also Published As

Publication number Publication date
AU5285873A (en) 1974-09-05
BR7301634D0 (pt) 1974-02-19
AU468858B2 (en) 1976-01-22
JPS5244499B2 (ja) 1977-11-08

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