GB467771A - Improved arrangements for assisting the tuning of superheterodyne receiving sets - Google Patents

Improved arrangements for assisting the tuning of superheterodyne receiving sets

Info

Publication number
GB467771A
GB467771A GB18268/36A GB1826836A GB467771A GB 467771 A GB467771 A GB 467771A GB 18268/36 A GB18268/36 A GB 18268/36A GB 1826836 A GB1826836 A GB 1826836A GB 467771 A GB467771 A GB 467771A
Authority
GB
United Kingdom
Prior art keywords
circuit
valve
resistance
rectifier
voltage
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
GB18268/36A
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
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 filed Critical Philips Gloeilampenfabrieken NV
Publication of GB467771A publication Critical patent/GB467771A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/12—Electrically-operated arrangements for indicating correct tuning
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/22—Automatic control in amplifiers having discharge tubes
    • H03G3/26—Muting amplifier when no signal is present

Landscapes

  • Magnetic Treatment Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Rectifiers (AREA)
GB18268/36A 1935-08-20 1936-07-01 Improved arrangements for assisting the tuning of superheterodyne receiving sets Expired GB467771A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE467771X 1935-08-20
DE1935N0038765 DE687209C (de) 1935-08-20 1935-10-27 Schaltanordnung zur Erleichterung der Abstimmung eines Radioempfangsgeraetes

Publications (1)

Publication Number Publication Date
GB467771A true GB467771A (en) 1937-06-23

Family

ID=25944088

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18268/36A Expired GB467771A (en) 1935-08-20 1936-07-01 Improved arrangements for assisting the tuning of superheterodyne receiving sets

Country Status (6)

Country Link
US (1) US2108154A (enrdf_load_stackoverflow)
BE (1) BE417050A (enrdf_load_stackoverflow)
DE (1) DE687209C (enrdf_load_stackoverflow)
FR (1) FR809653A (enrdf_load_stackoverflow)
GB (1) GB467771A (enrdf_load_stackoverflow)
NL (1) NL54190C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2499875A (en) * 1945-07-18 1950-03-07 Colonial Radio Corp Motor tuning stopping circuit
US2541017A (en) * 1947-04-30 1951-02-13 Farnsworth Res Corp Automatic station selector

Also Published As

Publication number Publication date
BE417050A (enrdf_load_stackoverflow)
US2108154A (en) 1938-02-15
FR809653A (enrdf_load_stackoverflow) 1937-03-08
NL54190C (enrdf_load_stackoverflow)
DE687209C (de) 1940-01-25

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