DE2522475A1 - Elektronischer kanalwaehler - Google Patents

Elektronischer kanalwaehler

Info

Publication number
DE2522475A1
DE2522475A1 DE19752522475 DE2522475A DE2522475A1 DE 2522475 A1 DE2522475 A1 DE 2522475A1 DE 19752522475 DE19752522475 DE 19752522475 DE 2522475 A DE2522475 A DE 2522475A DE 2522475 A1 DE2522475 A1 DE 2522475A1
Authority
DE
Germany
Prior art keywords
signal
input
output
counter
circuit
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.)
Withdrawn
Application number
DE19752522475
Other languages
German (de)
English (en)
Inventor
Horst Leuschner
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 claimed from US472312A external-priority patent/US3918002A/en
Priority claimed from US472311A external-priority patent/US3903433A/en
Priority claimed from US472329A external-priority patent/US3914698A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of DE2522475A1 publication Critical patent/DE2522475A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/18—Control by auxiliary power
    • H03J1/22—Control by auxiliary power with stepping arrangements actuated by control pulses
    • 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
    • H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
    • H03J5/0227—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values using a counter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/08—Output circuits

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Details Of Television Systems (AREA)
  • Selective Calling Equipment (AREA)
DE19752522475 1974-05-22 1975-05-21 Elektronischer kanalwaehler Withdrawn DE2522475A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US472312A US3918002A (en) 1974-05-22 1974-05-22 Electronic channel selector system with preset-at-power-on feature
US472311A US3903433A (en) 1974-05-22 1974-05-22 Television channel selector
US472329A US3914698A (en) 1974-05-22 1974-05-22 Electronic selector system

Publications (1)

Publication Number Publication Date
DE2522475A1 true DE2522475A1 (de) 1975-12-04

Family

ID=27413202

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752522475 Withdrawn DE2522475A1 (de) 1974-05-22 1975-05-21 Elektronischer kanalwaehler

Country Status (5)

Country Link
JP (1) JPS5124102A (US06582424-20030624-M00016.png)
BR (1) BR7503224A (US06582424-20030624-M00016.png)
DE (1) DE2522475A1 (US06582424-20030624-M00016.png)
FR (1) FR2272532B1 (US06582424-20030624-M00016.png)
GB (1) GB1511016A (US06582424-20030624-M00016.png)

Also Published As

Publication number Publication date
GB1511016A (en) 1978-05-17
FR2272532A1 (US06582424-20030624-M00016.png) 1975-12-19
BR7503224A (pt) 1976-04-27
FR2272532B1 (US06582424-20030624-M00016.png) 1981-02-06
JPS5124102A (US06582424-20030624-M00016.png) 1976-02-26

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination