GB692003A - Improvements in or relating to frequency-stabilizing circuits for frequency-modulated oscillators - Google Patents

Improvements in or relating to frequency-stabilizing circuits for frequency-modulated oscillators

Info

Publication number
GB692003A
GB692003A GB18402/51A GB1840251A GB692003A GB 692003 A GB692003 A GB 692003A GB 18402/51 A GB18402/51 A GB 18402/51A GB 1840251 A GB1840251 A GB 1840251A GB 692003 A GB692003 A GB 692003A
Authority
GB
United Kingdom
Prior art keywords
frequency
phase
control
output
stage
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
GB18402/51A
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 GB692003A publication Critical patent/GB692003A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
GB18402/51A 1950-08-08 1951-08-03 Improvements in or relating to frequency-stabilizing circuits for frequency-modulated oscillators Expired GB692003A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL291956X 1950-08-08

Publications (1)

Publication Number Publication Date
GB692003A true GB692003A (en) 1953-05-27

Family

ID=19782801

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18402/51A Expired GB692003A (en) 1950-08-08 1951-08-03 Improvements in or relating to frequency-stabilizing circuits for frequency-modulated oscillators

Country Status (6)

Country Link
BE (1) BE505111A (en, 2012)
CH (1) CH291956A (en, 2012)
DE (1) DE855277C (en, 2012)
FR (1) FR1041095A (en, 2012)
GB (1) GB692003A (en, 2012)
NL (2) NL85807C (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615157A1 (de) * 1976-04-07 1977-10-13 Siemens Ag Vorrichtung zur erzeugung von mittelfrequenzstroemen
GB2160037A (en) * 1984-05-25 1985-12-11 Multitone Electronics Plc Phase locked loop circuits

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2615157A1 (de) * 1976-04-07 1977-10-13 Siemens Ag Vorrichtung zur erzeugung von mittelfrequenzstroemen
GB2160037A (en) * 1984-05-25 1985-12-11 Multitone Electronics Plc Phase locked loop circuits

Also Published As

Publication number Publication date
NL85807C (en, 2012)
NL155285B (nl)
BE505111A (en, 2012)
FR1041095A (fr) 1953-10-20
DE855277C (de) 1952-11-10
CH291956A (de) 1953-07-15

Similar Documents

Publication Publication Date Title
GB1447507A (en) Frequency stabilised oscillator circuit arrangements
GB1256188A (en) Generator for producing ultrasonic oscillations
GB636472A (en) Improvements in or relating to phase modulation transmission systems
GB637243A (en) Frequency and phase control system
GB692003A (en) Improvements in or relating to frequency-stabilizing circuits for frequency-modulated oscillators
GB641749A (en) Improvements in circuits for the stabilisation of the mean frequency of a frequency-modulated oscillation
GB1507734A (en) Phase locked loop circuits
GB668030A (en) Frequency modulation multiplex systems
GB603714A (en) Improvements in and relating to electrical oscillator circuit arrangements
GB659174A (en) An oscillation generator for frequency-modulation transmission systems
GB745115A (en) Improvements in or relating to frequency-modulation radio-wave transmission systems
JPS6481148A (en) Particle beam intensity modulator
US3568077A (en) Pseudo voltage controlled oscillator
GB1234309A (en, 2012)
GB1292560A (en) Controllable reactance circuit
GB579565A (en) Improvements relating to demodulating apparatus for pulse signalling systems
GB658837A (en) Improvements in or relating to circuits for automatic frequency-correction
GB1131730A (en) Improvements in or relating to sweeping signal generators
GB652717A (en) Improvements in circuit arrangements for generating frequency modulated or phase modulated oscillations
GB653824A (en) Electric pulse-time modulator
GB626595A (en) Improvements in or relating to frequency modulation systems
Gordon A new angular-velocity-modulation system employing pulse techniques
GB738572A (en) Improvements in and relating to modulators for electric oscillations
GB873493A (en) Improvements in or relating to synchronized crystal oscillators
GB652896A (en) Improvements in or relating to frequency modulation oscillation generators