KR890002425Y1 - 텔레비젼의 채널선국회로 - Google Patents
텔레비젼의 채널선국회로 Download PDFInfo
- Publication number
- KR890002425Y1 KR890002425Y1 KR2019850012428U KR850012428U KR890002425Y1 KR 890002425 Y1 KR890002425 Y1 KR 890002425Y1 KR 2019850012428 U KR2019850012428 U KR 2019850012428U KR 850012428 U KR850012428 U KR 850012428U KR 890002425 Y1 KR890002425 Y1 KR 890002425Y1
- Authority
- KR
- South Korea
- Prior art keywords
- channel
- signal
- input terminal
- signal input
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/036—Radio; TV
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Abstract
Description
Claims (1)
- 엎채널서택스위치(S1)에다 저항(R1)과 콘덴서(C1) 및 다이오드(D1)(D2)를 매개하여 신호반전부(1)를 연결하고, 다운채널선택스위치(S2)에다 저항(R2)과 콘덴서(C2) 및 다이오드(D3)(D4)를 매개하여 신호반전부(2)를 연결하며, 상기 선택스위치(S1)(S2)의 일측에는 트랜지스터(TR1)를 매개하여 예약녹화신호입력단(PRH)을 연결하고, 상기 신호반전부(1)(2)의 출력단에다 채널선국용집적회로(3)의 채널증가신호입력단(U)과 채널감소신호입력단(D)을 각각 연결하여서 된 텔레비젼의 채널선국회로.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019850012428U KR890002425Y1 (ko) | 1985-09-25 | 1985-09-25 | 텔레비젼의 채널선국회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019850012428U KR890002425Y1 (ko) | 1985-09-25 | 1985-09-25 | 텔레비젼의 채널선국회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR870006001U KR870006001U (ko) | 1987-04-25 |
| KR890002425Y1 true KR890002425Y1 (ko) | 1989-04-22 |
Family
ID=19245509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019850012428U Expired KR890002425Y1 (ko) | 1985-09-25 | 1985-09-25 | 텔레비젼의 채널선국회로 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR890002425Y1 (ko) |
-
1985
- 1985-09-25 KR KR2019850012428U patent/KR890002425Y1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR870006001U (ko) | 1987-04-25 |
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