BE599253A - Transistor ingangstrap voor radioontvangers met meerdere golfbereiken - Google Patents

Transistor ingangstrap voor radioontvangers met meerdere golfbereiken

Info

Publication number
BE599253A
BE599253A BE599253A BE599253A BE599253A BE 599253 A BE599253 A BE 599253A BE 599253 A BE599253 A BE 599253A BE 599253 A BE599253 A BE 599253A BE 599253 A BE599253 A BE 599253A
Authority
BE
Belgium
Prior art keywords
input stage
radio receivers
wave radio
transistor input
transistor
Prior art date
Application number
BE599253A
Other languages
English (en)
Inventor
Th Ohlhauser
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE599253A publication Critical patent/BE599253A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/60—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism cartridge type, e.g. screw-in cartridge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/38—Electromagnetic mechanisms wherein the magnet coil also acts as arc blow-out device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/06—Housings; Casings; Bases; Mountings
    • H01H73/10—Cartridge housings, e.g. screw-in housing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/191—Tuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/72—Indexing scheme relating to amplifiers the amplifier stage being a common gate configuration MOSFET

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Amplifiers (AREA)
BE599253A 1963-06-01 1961-01-19 Transistor ingangstrap voor radioontvangers met meerdere golfbereiken BE599253A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1963ST016021 DE1878454U (de) 1963-06-01 1963-06-01 Installationsselbstschalter fuer gleich- und wechselstromabschaltung.

Publications (1)

Publication Number Publication Date
BE599253A true BE599253A (nl) 1961-07-19

Family

ID=33150818

Family Applications (2)

Application Number Title Priority Date Filing Date
BE599253A BE599253A (nl) 1963-06-01 1961-01-19 Transistor ingangstrap voor radioontvangers met meerdere golfbereiken
BE646385D BE646385A (nl) 1963-06-01 1964-04-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE646385D BE646385A (nl) 1963-06-01 1964-04-10

Country Status (5)

Country Link
BE (2) BE599253A (nl)
CH (1) CH413058A (nl)
DE (1) DE1878454U (nl)
FR (1) FR1393058A (nl)
GB (1) GB906537A (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716619C2 (de) * 1977-04-15 1979-05-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Strombegrenzender Leitungsschutzschalter mit Maßnahmen zur Erhöhung der Laufgeschwindigkeit des Schaltlichtbogeits

Also Published As

Publication number Publication date
DE1878454U (de) 1963-08-29
BE646385A (nl) 1964-07-31
CH413058A (de) 1966-05-15
GB906537A (en) 1962-09-26
FR1393058A (fr) 1965-03-19

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