CH272433A - Tube oscillator. - Google Patents

Tube oscillator.

Info

Publication number: CH272433A
Authority: CH; Switzerland
Prior art keywords: tube oscillator; oscillator; tube
Prior art date: 1947-09-30

Application number

Other languages

German (de)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips 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.)

1947-09-30

Filing date

1948-09-30

Publication date

1950-12-15

1948-09-30 Application filed by Philips Nv filed Critical Philips Nv

1950-12-15 Publication of CH272433A publication Critical patent/CH272433A/en

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
- H03B5/22—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being vacuum tube

CH272433D 1947-09-30 1948-09-30 Tube oscillator. CH272433A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB272433X		1947-09-30

Publications (1)

Publication Number	Publication Date
CH272433A true CH272433A (en)	1950-12-15

Family

ID=10256418

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH272433D CH272433A (en)	1947-09-30	1948-09-30	Tube oscillator.

Country Status (5)

Country	Link
BE (1)	BE485083A (en)
CH (1)	CH272433A (en)
DE (1)	DE811962C (en)
FR (1)	FR972595A (en)
NL (2)	NL71403C (en)

0
- NL NL676708618A patent/NL142536B/en unknown
- NL NL71403D patent/NL71403C/xx active
- BE BE485083D patent/BE485083A/xx unknown
1948
- 1948-09-30 CH CH272433D patent/CH272433A/en unknown
- 1948-09-30 FR FR972595D patent/FR972595A/en not_active Expired
1949
- 1949-01-04 DE DEP30835A patent/DE811962C/en not_active Expired

Also Published As

Publication number	Publication date
NL142536B (en)
DE811962C (en)	1951-08-27
BE485083A (en)
FR972595A (en)	1951-01-31
NL71403C (en)

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