GB1317678A - Tuning indicator c-rcuit - Google Patents

Tuning indicator c-rcuit

Info

Publication number
GB1317678A
GB1317678A GB4677971A GB4677971A GB1317678A GB 1317678 A GB1317678 A GB 1317678A GB 4677971 A GB4677971 A GB 4677971A GB 4677971 A GB4677971 A GB 4677971A GB 1317678 A GB1317678 A GB 1317678A
Authority
GB
United Kingdom
Prior art keywords
tuning
derived
diodes
transistors
output
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
GB4677971A
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.)
Sony Corp
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Publication of GB1317678A publication Critical patent/GB1317678A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • 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

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
GB4677971A 1970-10-08 1971-10-07 Tuning indicator c-rcuit Expired GB1317678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8861470A JPS5035761B1 (cg-RX-API-DMAC7.html) 1970-10-08 1970-10-08

Publications (1)

Publication Number Publication Date
GB1317678A true GB1317678A (en) 1973-05-23

Family

ID=13947674

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4677971A Expired GB1317678A (en) 1970-10-08 1971-10-07 Tuning indicator c-rcuit

Country Status (5)

Country Link
JP (1) JPS5035761B1 (cg-RX-API-DMAC7.html)
CA (1) CA948711A (cg-RX-API-DMAC7.html)
FR (1) FR2109985A5 (cg-RX-API-DMAC7.html)
GB (1) GB1317678A (cg-RX-API-DMAC7.html)
IT (1) IT939520B (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
IT939520B (it) 1973-02-10
FR2109985A5 (cg-RX-API-DMAC7.html) 1972-05-26
CA948711A (en) 1974-06-04
JPS5035761B1 (cg-RX-API-DMAC7.html) 1975-11-19

Similar Documents

Publication Publication Date Title
US2759052A (en) Amplifier semi-conductor volume compression system
GB1423504A (en) Integrated direct-coupled electronic attenuator
CA1062779A (en) Detector for am-fm signals
US3253237A (en) Frequency modulated oscillator
GB926357A (en) Improvements in or relating to arrangements for the stereophonic reproduction of signals
US4110635A (en) Amplifying circuit
GB1016938A (en) Improved equalization circuit
GB881049A (en) Magnetic recording of wide-band signals
US4467360A (en) Multi-standard television receiver for receiving a television signal whose sound carrier is frequency-modulated (FM) or amplitude-modulated (AM)
US4038684A (en) Signal detection circuit
US3244991A (en) Demodulator for fm signals utilizing pulse forming circuitry
GB1262875A (en) Angle modulation system
US4236253A (en) Monostable multivibrator for use in pulse count demodulator or the like
US3783398A (en) Fm pulse averaging demodulator
US3345576A (en) Simplified pulse counter fm demodulator
US2751493A (en) Noise squelch system
US3324399A (en) Linear phase demodulator
US3465170A (en) Limiter circuit
JPS6318169Y2 (cg-RX-API-DMAC7.html)
JPS60198906A (ja) Ｆｍ復調回路
JPH0141242Y2 (cg-RX-API-DMAC7.html)
US3728491A (en) Stereophonic fm receivers having decoders employing field effect transistors
JPS6334343Y2 (cg-RX-API-DMAC7.html)
JPS628965B2 (cg-RX-API-DMAC7.html)
US3551835A (en) Solid state tuned amplifier

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee