GB682805A - Improvements in tuning indication arrangements for wireless receivers - Google Patents

Improvements in tuning indication arrangements for wireless receivers

Info

Publication number
GB682805A
GB682805A GB14884/50A GB1488450A GB682805A GB 682805 A GB682805 A GB 682805A GB 14884/50 A GB14884/50 A GB 14884/50A GB 1488450 A GB1488450 A GB 1488450A GB 682805 A GB682805 A GB 682805A
Authority
GB
United Kingdom
Prior art keywords
resistance
valve
anode
potential
tuning
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
GB14884/50A
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 GB682805A publication Critical patent/GB682805A/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
    • H03J3/14—Visual indication, e.g. magic eye

Landscapes

  • Circuits Of Receivers In General (AREA)
  • Amplifiers (AREA)
GB14884/50A 1949-06-17 1950-06-14 Improvements in tuning indication arrangements for wireless receivers Expired GB682805A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL682805X 1949-06-17

Publications (1)

Publication Number Publication Date
GB682805A true GB682805A (en) 1952-11-19

Family

ID=19805559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14884/50A Expired GB682805A (en) 1949-06-17 1950-06-14 Improvements in tuning indication arrangements for wireless receivers

Country Status (4)

Country Link
US (1) US2606290A (sk)
BE (1) BE496379A (sk)
FR (1) FR1020230A (sk)
GB (1) GB682805A (sk)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1261563B (de) * 1953-07-31 1968-02-22 Philips Patentverwaltung Schaltungsanordnung zur Abstimmanzeige bei Empfangsgeraeten fuer frequenzmodulierte Schwingungen
US2970212A (en) * 1956-09-27 1961-01-31 Gen Motors Corp Transistorized low voltage receiver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190435A (en) * 1936-06-27 1940-02-13 Rca Corp Tuning indicator circuits
US2457016A (en) * 1945-10-26 1948-12-21 Rca Corp Frequency modulation receiver tuning aid
US2451584A (en) * 1945-10-27 1948-10-19 Rca Corp Signal receiver tuning indicator

Also Published As

Publication number Publication date
US2606290A (en) 1952-08-05
FR1020230A (fr) 1953-02-03
BE496379A (sk)

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