RU1823150C - Device for automatic tuning in television stations - Google Patents
Device for automatic tuning in television stationsInfo
- Publication number
- RU1823150C RU1823150C SU904873842A SU4873842A RU1823150C RU 1823150 C RU1823150 C RU 1823150C SU 904873842 A SU904873842 A SU 904873842A SU 4873842 A SU4873842 A SU 4873842A RU 1823150 C RU1823150 C RU 1823150C
- Authority
- RU
- Russia
- Prior art keywords
- tuning
- television
- automatic tuning
- television stations
- level
- Prior art date
Links
Abstract
Изобретение относитс к телевизионной технике и может быть использовано в телевизионных приемниках дл автоматической настройки на сигналы работающих (елевизионных станций. Цель изобретени - повышение точности настройки. Устройство содержит блок автоподсгройки частоты гетеродина 1, компараторы 2 и 3, триггеры 4 и 5, ключи 6-8, генератор пилы 9, селектор каналов 10 и резистор 11, Устройство обладает повышенной точностью настройки, и возможностью установки уровн по принимаемому сигналу, т.е. избирательностью по уровню. 3 ил.The invention relates to television technology and can be used in television receivers for automatic tuning to the signals of operating (television stations. The purpose of the invention is to improve tuning accuracy. The device comprises a self-tuning unit for local oscillator 1, comparators 2 and 3, triggers 4 and 5, keys 6- 8, a saw generator 9, a channel selector 10 and a resistor 11, the device has improved tuning accuracy, and the ability to set the level according to the received signal, ie, selectivity by level.
Description
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU904873842A RU1823150C (en) | 1990-10-11 | 1990-10-11 | Device for automatic tuning in television stations |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU904873842A RU1823150C (en) | 1990-10-11 | 1990-10-11 | Device for automatic tuning in television stations |
Publications (1)
Publication Number | Publication Date |
---|---|
RU1823150C true RU1823150C (en) | 1993-06-23 |
Family
ID=21540363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU904873842A RU1823150C (en) | 1990-10-11 | 1990-10-11 | Device for automatic tuning in television stations |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU1823150C (en) |
-
1990
- 1990-10-11 RU SU904873842A patent/RU1823150C/en active
Non-Patent Citations (1)
Title |
---|
Авторское свидетельство СССР Nfe 109948, кл. Н 04 N 5/50, 1984. * |
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