NL66254C - - Google Patents

Info

Publication number: NL66254C
Authority: NL; Netherlands

Application number

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.)

1947-03-01

Publication of NL66254C publication Critical patent/NL66254C/xx

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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/34—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element

NL66254D 1947-03-01 NL66254C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH909582X		1947-03-01

Publications (1)

Publication Number	Publication Date
NL66254C true NL66254C (xx)

Family

ID=4547145

Family Applications (3)

Application Number	Title	Filing Date
NL66254D NL66254C (xx)	1947-03-01
NL75095D NL75095C (xx)	1947-03-01
NL62286853A NL138983B (nl)	1947-03-01	Vierwegafsluiter voor warmte-uitwisselingselementen van warmwater verwarmingsinrichtingen.

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
NL75095D NL75095C (xx)	1947-03-01
NL62286853A NL138983B (nl)	1947-03-01		Vierwegafsluiter voor warmte-uitwisselingselementen van warmwater verwarmingsinrichtingen.

Country Status (5)

Country	Link
BE (1)	BE480829A (xx)
CH (1)	CH258470A (xx)
DE (1)	DE909582C (xx)
FR (1)	FR962237A (xx)
NL (3)	NL138983B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2816227A (en) *	1953-11-04	1957-12-10	Hahnel Alwin	Frequency multiplier
DE962271C (de) *	1954-11-12	1957-04-18	Lorenz C Ag	Schaltungsanordnung zur Frequenzmodulation
US2867725A (en) *	1956-02-20	1959-01-06	Patronix Inc	Electronic oscillator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR725780A (fr) *	1931-01-10	1932-05-18	Radio Electr Soc Fr	Perfectionnements aux dispositifs à réaction utilisant des lampes à électrodes multiples et applications
DE717698C (de) *	1937-03-02	1942-02-20	Telefunken Gmbh	Anordnung zur Frequenzbeeinflussung eines Roehrenoszillators mittels geregelter wattloser Rueckkopplung
US2298436A (en) *	1940-06-05	1942-10-13	Rca Corp	Frequency modulation
NL106866B (xx) *	1942-07-11

0
- NL NL66254D patent/NL66254C/xx active
- BE BE480829D patent/BE480829A/xx unknown
- FR FR962237D patent/FR962237A/fr not_active Expired
- NL NL75095D patent/NL75095C/xx active
- NL NL62286853A patent/NL138983B/xx unknown
1947
- 1947-03-01 CH CH258470D patent/CH258470A/de unknown
1949
- 1949-01-01 DE DEP28952A patent/DE909582C/de not_active Expired

Also Published As

Publication number	Publication date
FR962237A (xx)	1950-06-07
BE480829A (xx)
CH258470A (de)	1948-11-30
DE909582C (de)	1954-04-22
NL138983B (nl)
NL75095C (xx)

Publication	Publication Date	Title
FR964827A (xx)	1950-08-25
FR965048A (xx)	1950-08-31
FR962237A (xx)	1950-06-07
BE474505A (xx)	1947-04-30
FR962871A (xx)	1950-06-22
FR958235A (xx)	1950-03-06
BE472149A (xx)	1947-09-27
BE474389A (xx)
BE474240A (xx)
BE458425A (xx)
NL71301C (xx)
NL133987B (xx)
BE515618A (xx)
BE482477A (xx)
BE481678A (xx)
BE480964A (xx)
BE474976A (xx)
BE474878A (xx)
BE474872A (xx)	1947-08-30
BE474625A (xx)
BE474614A (xx)
BE401708A (xx)
BE473995A (xx)
BE474384A (xx)
BE474341A (xx)