US2394869A - Push-button control of signal seeking receivers - Google Patents

Push-button control of signal seeking receivers Download PDF

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Publication number
US2394869A
US2394869A US557312A US55731244A US2394869A US 2394869 A US2394869 A US 2394869A US 557312 A US557312 A US 557312A US 55731244 A US55731244 A US 55731244A US 2394869 A US2394869 A US 2394869A
Authority
US
United States
Prior art keywords
tuning
receiver
oscillator
signal
frequency
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 - Lifetime
Application number
US557312A
Other languages
English (en)
Inventor
Jr Madison G Nicholson
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.)
COLONIAL RADIO Corp
Original Assignee
COLONIAL RADIO CORP
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
Priority to NL75109D priority Critical patent/NL75109C/xx
Application filed by COLONIAL RADIO CORP filed Critical COLONIAL RADIO CORP
Priority to US557312A priority patent/US2394869A/en
Application granted granted Critical
Publication of US2394869A publication Critical patent/US2394869A/en
Priority to GB24900/46A priority patent/GB631732A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/30—Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/248—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection using electromechanical means

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
US557312A 1944-10-05 1944-10-05 Push-button control of signal seeking receivers Expired - Lifetime US2394869A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL75109D NL75109C (enrdf_load_html_response) 1944-10-05
US557312A US2394869A (en) 1944-10-05 1944-10-05 Push-button control of signal seeking receivers
GB24900/46A GB631732A (en) 1944-10-05 1946-08-21 Improvements in or relating to push button control of signal-seeking receivers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US557312A US2394869A (en) 1944-10-05 1944-10-05 Push-button control of signal seeking receivers

Publications (1)

Publication Number Publication Date
US2394869A true US2394869A (en) 1946-02-12

Family

ID=24224899

Family Applications (1)

Application Number Title Priority Date Filing Date
US557312A Expired - Lifetime US2394869A (en) 1944-10-05 1944-10-05 Push-button control of signal seeking receivers

Country Status (3)

Country Link
US (1) US2394869A (enrdf_load_html_response)
GB (1) GB631732A (enrdf_load_html_response)
NL (1) NL75109C (enrdf_load_html_response)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501003A (en) * 1945-04-13 1950-03-21 Colonial Radio Corp Push-button tuning for signalseeking receivers
US2529677A (en) * 1947-02-13 1950-11-14 Hallicrafters Co Motor tuning system for receiving systems
US2533662A (en) * 1947-04-11 1950-12-12 Automatic Elect Lab Automatic trunk selecting system for radio telephone stations
US2541329A (en) * 1943-07-09 1951-02-13 Hartford Nat Bank & Trust Co Apparatus for the remote control of a tunable radio frequency converting system
US2739232A (en) * 1952-07-03 1956-03-20 Gen Motors Corp Favorite station signal seeking radio tuner
US2864957A (en) * 1954-11-10 1958-12-16 Philco Corp Signal-seeking device
US2866095A (en) * 1954-08-09 1958-12-23 Radio Condenser Co Signal seeking permeability tuner with automatically movable cores and manually movable coils
US2881322A (en) * 1954-06-17 1959-04-07 Kenneth C Allison Tuning apparatus
JPS4848505U (enrdf_load_html_response) * 1971-10-09 1973-06-26

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972748C (de) * 1952-01-29 1959-09-17 Gen Motors Corp Vorwahlabstimmvorrichtung fuer Rundfunkempfaenger
BE528237A (enrdf_load_html_response) * 1953-04-22 1900-01-01
DE971802C (de) * 1954-08-24 1959-04-02 Telefunken Gmbh Empfaenger mit selbsttaetiger Abstimmung

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541329A (en) * 1943-07-09 1951-02-13 Hartford Nat Bank & Trust Co Apparatus for the remote control of a tunable radio frequency converting system
US2501003A (en) * 1945-04-13 1950-03-21 Colonial Radio Corp Push-button tuning for signalseeking receivers
US2529677A (en) * 1947-02-13 1950-11-14 Hallicrafters Co Motor tuning system for receiving systems
US2533662A (en) * 1947-04-11 1950-12-12 Automatic Elect Lab Automatic trunk selecting system for radio telephone stations
US2739232A (en) * 1952-07-03 1956-03-20 Gen Motors Corp Favorite station signal seeking radio tuner
US2881322A (en) * 1954-06-17 1959-04-07 Kenneth C Allison Tuning apparatus
US2866095A (en) * 1954-08-09 1958-12-23 Radio Condenser Co Signal seeking permeability tuner with automatically movable cores and manually movable coils
US2864957A (en) * 1954-11-10 1958-12-16 Philco Corp Signal-seeking device
JPS4848505U (enrdf_load_html_response) * 1971-10-09 1973-06-26

Also Published As

Publication number Publication date
GB631732A (en) 1949-11-09
NL75109C (enrdf_load_html_response)

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