NL161935C - ELECTRICALLY TUNABLE AMPLIFIER CHAIN. - Google Patents

ELECTRICALLY TUNABLE AMPLIFIER CHAIN.

Info

Publication number
NL161935C
NL161935C NL7313091A NL7313091A NL161935C NL 161935 C NL161935 C NL 161935C NL 7313091 A NL7313091 A NL 7313091A NL 7313091 A NL7313091 A NL 7313091A NL 161935 C NL161935 C NL 161935C
Authority
NL
Netherlands
Prior art keywords
amplifier chain
electrically tunable
tunable amplifier
chain
electrically
Prior art date
Application number
NL7313091A
Other languages
Dutch (nl)
Other versions
NL161935B (en
NL7313091A (en
Original Assignee
Schrader Elect Nv
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 Schrader Elect Nv filed Critical Schrader Elect Nv
Priority to NL7313091A priority Critical patent/NL161935C/en
Priority to DE19742443533 priority patent/DE2443533C3/en
Priority to BE148720A priority patent/BE820138A/en
Priority to FR7431888A priority patent/FR2245127B3/fr
Priority to GB4125274A priority patent/GB1464738A/en
Publication of NL7313091A publication Critical patent/NL7313091A/en
Publication of NL161935B publication Critical patent/NL161935B/en
Application granted granted Critical
Publication of NL161935C publication Critical patent/NL161935C/en

Links

Classifications

    • 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
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • 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
NL7313091A 1973-09-21 1973-09-21 ELECTRICALLY TUNABLE AMPLIFIER CHAIN. NL161935C (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL7313091A NL161935C (en) 1973-09-21 1973-09-21 ELECTRICALLY TUNABLE AMPLIFIER CHAIN.
DE19742443533 DE2443533C3 (en) 1973-09-21 1974-09-11 Circuit for the electronic tuning of a non-self-oscillating amplifier
BE148720A BE820138A (en) 1973-09-21 1974-09-20 ELECTRICALLY ADJUSTABLE AMPLIFIER CHAIN
FR7431888A FR2245127B3 (en) 1973-09-21 1974-09-20
GB4125274A GB1464738A (en) 1973-09-21 1974-09-23 Electronically tuned amplifier stage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7313091A NL161935C (en) 1973-09-21 1973-09-21 ELECTRICALLY TUNABLE AMPLIFIER CHAIN.

Publications (3)

Publication Number Publication Date
NL7313091A NL7313091A (en) 1975-03-25
NL161935B NL161935B (en) 1979-10-15
NL161935C true NL161935C (en) 1980-03-17

Family

ID=19819661

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7313091A NL161935C (en) 1973-09-21 1973-09-21 ELECTRICALLY TUNABLE AMPLIFIER CHAIN.

Country Status (5)

Country Link
BE (1) BE820138A (en)
DE (1) DE2443533C3 (en)
FR (1) FR2245127B3 (en)
GB (1) GB1464738A (en)
NL (1) NL161935C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205875C2 (en) * 1982-02-18 1984-03-08 Siemens AG, 1000 Berlin und 8000 München Adjustable equalizer circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1254198B (en) * 1964-07-08 1967-11-16 Telefunken Patent Oscillator, the frequency of which can be tuned with the aid of a capacitance variation diode
DE1246037B (en) * 1965-10-21 1967-08-03 Telefunken Patent Transistor amplifier with collector resonance circuit and with regulation of the degree of amplification by a direct voltage
DE1287655B (en) * 1967-10-24 1969-01-23
NL153037B (en) * 1968-03-04 1977-04-15 Philips Nv OSCILLATOR SWITCH FOR ULTRA HIGH FREQUENCY ELECTRICAL VIBRATIONS.
DE1766734B1 (en) * 1968-07-11 1971-03-11 Philips Pat Oscillator circuit for the UHF range with one transistor
DE1791070B2 (en) * 1968-09-06 1976-11-25 Philips Patentverwaltung Gmbh, 2000 Hamburg INPUT SWITCH FOR CAR RADIO RECEIVER

Also Published As

Publication number Publication date
GB1464738A (en) 1977-02-16
DE2443533C3 (en) 1982-02-25
NL161935B (en) 1979-10-15
NL7313091A (en) 1975-03-25
DE2443533A1 (en) 1975-04-17
BE820138A (en) 1975-01-16
DE2443533B2 (en) 1976-05-13
FR2245127A1 (en) 1975-04-18
FR2245127B3 (en) 1977-07-01

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SCHRADER ELEC