GB828688A - Improvements in or relating to controlled transistor amplifiers - Google Patents

Improvements in or relating to controlled transistor amplifiers

Info

Publication number
GB828688A
GB828688A GB35401/55A GB3540155A GB828688A GB 828688 A GB828688 A GB 828688A GB 35401/55 A GB35401/55 A GB 35401/55A GB 3540155 A GB3540155 A GB 3540155A GB 828688 A GB828688 A GB 828688A
Authority
GB
United Kingdom
Prior art keywords
transistors
relating
controlled transistor
transistor amplifiers
dec
Prior art date
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.)
Expired
Application number
GB35401/55A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB828688A publication Critical patent/GB828688A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L5/00—Automatic control of voltage, current, or power
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/46—Volume control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Toys (AREA)
  • Light Receiving Elements (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Amplifiers (AREA)
GB35401/55A 1954-12-13 1955-12-09 Improvements in or relating to controlled transistor amplifiers Expired GB828688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL337573X 1954-12-13

Publications (1)

Publication Number Publication Date
GB828688A true GB828688A (en) 1960-02-24

Family

ID=19784593

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35401/55A Expired GB828688A (en) 1954-12-13 1955-12-09 Improvements in or relating to controlled transistor amplifiers

Country Status (7)

Country Link
JP (1) JPS335064B1 (enrdf_load_stackoverflow)
BE (1) BE543553A (enrdf_load_stackoverflow)
CH (1) CH337573A (enrdf_load_stackoverflow)
DE (1) DE1046100B (enrdf_load_stackoverflow)
FR (1) FR1144663A (enrdf_load_stackoverflow)
GB (1) GB828688A (enrdf_load_stackoverflow)
NL (2) NL107295C (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB697851A (en) * 1950-06-06 1953-09-30 British Thomson Houston Co Ltd Improvements relating to the utilisation of the photo-electric effect in semi-conductors

Also Published As

Publication number Publication date
NL107295C (enrdf_load_stackoverflow)
FR1144663A (fr) 1957-10-16
DE1046100B (de) 1958-12-11
JPS335064B1 (enrdf_load_stackoverflow) 1968-07-08
NL193174A (enrdf_load_stackoverflow)
CH337573A (de) 1959-04-15
BE543553A (enrdf_load_stackoverflow)

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