GB662335A - Improvements in or relating to discriminator circuits - Google Patents

Improvements in or relating to discriminator circuits

Info

Publication number
GB662335A
GB662335A GB738/49A GB73849A GB662335A GB 662335 A GB662335 A GB 662335A GB 738/49 A GB738/49 A GB 738/49A GB 73849 A GB73849 A GB 73849A GB 662335 A GB662335 A GB 662335A
Authority
GB
United Kingdom
Prior art keywords
voltage
mixing
tubes
frequency
phase
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
GB738/49A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Philips Electronics 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 Philips Gloeilampenfabrieken NV, Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB662335A publication Critical patent/GB662335A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/007—Circuits for comparing the phase or frequency of two mutually-independent oscillations by analog multiplication of the oscillations or by performing a similar analog operation on the oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1416—Balanced arrangements with discharge tubes having more than two electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Lasers (AREA)
GB738/49A 1948-01-14 1949-01-11 Improvements in or relating to discriminator circuits Expired GB662335A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL662335X 1948-01-14

Publications (1)

Publication Number Publication Date
GB662335A true GB662335A (en) 1951-12-05

Family

ID=19798640

Family Applications (1)

Application Number Title Priority Date Filing Date
GB738/49A Expired GB662335A (en) 1948-01-14 1949-01-11 Improvements in or relating to discriminator circuits

Country Status (6)

Country Link
US (1) US2617025A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE486793A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE809671C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR978892A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB662335A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2) NL138378B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA630484A (en) * 1957-06-12 1961-11-07 H. Haase Wallace Phase detection
US2943263A (en) * 1957-08-20 1960-06-28 Hazeltine Research Inc Phase detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2044749A (en) * 1932-12-10 1936-06-16 Rca Corp Phase rotation detector and frequency regulator
US2316317A (en) * 1942-01-16 1943-04-13 Hazeltine Corp Frequency-responsive network
US2387544A (en) * 1943-08-27 1945-10-23 Rca Corp Frequency and phase comparison detection and control system

Also Published As

Publication number Publication date
DE809671C (de) 1951-08-02
BE486793A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US2617025A (en) 1952-11-04
NL83681C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR978892A (fr) 1951-04-19
NL138378B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Similar Documents

Publication Publication Date Title
US2451858A (en) Controlled frequency oscillator
US2441579A (en) Stabilized multivibrator
GB688798A (en) Improvements in or relating to automatic frequency-control circuits for electric oscillation-generators
US2356071A (en) Multivibrator
US2349811A (en) Reactance tube modulation
GB662335A (en) Improvements in or relating to discriminator circuits
GB471185A (en) Improvements in or relating to arrangements for controlling a cathode ray tube
US2585890A (en) Delay-action filter circuit
US2623954A (en) Electron discharge tube amplifier for signal voltages
US2725528A (en) Apparatus for determining phase angle and direction
GB607798A (en) Improvements in or relating to frequency-control circuits
US2519030A (en) Mixer circuit
GB642757A (en) Improvements in or relating to the frequency-stabilisation of oscillators
GB594769A (en) Improvements in and relating to frequency modulation receivers
US2927286A (en) Push-pull reactance tube stage
US2492767A (en) Oscillator
US2053787A (en) Thermionic oscillation generator
US2241595A (en) Modulating circuit
US2805338A (en) Frequency-modulation tuning indicator
GB658837A (en) Improvements in or relating to circuits for automatic frequency-correction
US2702861A (en) Wobbulator
US2856576A (en) Regulated power supply
US2572512A (en) Frequency-shift keying system
US2556883A (en) Reactance tube circuit
US2705755A (en) Mixer circuit