JPS61195177U - - Google Patents
Info
- Publication number
- JPS61195177U JPS61195177U JP5902985U JP5902985U JPS61195177U JP S61195177 U JPS61195177 U JP S61195177U JP 5902985 U JP5902985 U JP 5902985U JP 5902985 U JP5902985 U JP 5902985U JP S61195177 U JPS61195177 U JP S61195177U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- color subcarrier
- video
- converter
- audio signal
- 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.)
- Pending
Links
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Color Television Systems (AREA)
Description
第１図、第２図は本考案の一実施例に係り、第
１図はＲＦ変換器の基本回路図、第２図は同調回
路の要部回路図である。また第３図は従来例の回
路図である。
１……ビデオ回路、９……発振・音声ＦＭ変調
回路、１７……第１トランジスタ（切換手段）、
１９……第２トランジスタ（切換手段）。
1 and 2 relate to an embodiment of the present invention, in which FIG. 1 is a basic circuit diagram of an RF converter, and FIG. 2 is a circuit diagram of a main part of a tuning circuit. Further, FIG. 3 is a circuit diagram of a conventional example. 1... Video circuit, 9... Oscillation/audio FM modulation circuit, 17... First transistor (switching means),
19...Second transistor (switching means).
Claims (1)
号をＲＦ信号に変調するＲＦ変換器において、前
記ビデオ回路中の色副搬送波切換信号により制御
される切換手段を設けて、前記音声信号変調用の
搬送波周波数の選択を前記色副搬送波切換信号に
応じて自動的に行うことを特徴とするＲＦ変換器
。 In an RF converter that modulates a video signal and an audio signal sent from a video circuit into an RF signal, a switching means controlled by a color subcarrier switching signal in the video circuit is provided, and the carrier frequency for modulating the audio signal is An RF converter characterized in that the selection is automatically performed in accordance with the color subcarrier switching signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5902985U JPS61195177U (en) | 1985-04-19 | 1985-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5902985U JPS61195177U (en) | 1985-04-19 | 1985-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61195177U true JPS61195177U (en) | 1986-12-05 |
Family
ID=30585075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5902985U Pending JPS61195177U (en) | 1985-04-19 | 1985-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61195177U (en) |
-
1985
- 1985-04-19 JP JP5902985U patent/JPS61195177U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61195177U (en) | ||
| JPS6251880U (en) | ||
| JPS5882072U (en) | RF modulator | |
| JPS6323878U (en) | ||
| JPS6383875U (en) | ||
| JPH0420776U (en) | ||
| JPS6224533U (en) | ||
| JPS6195167U (en) | ||
| JPS6258989U (en) | ||
| JPH0165564U (en) | ||
| JPS5986781U (en) | VTR | |
| JPH0262883U (en) | ||
| JPS62135272U (en) | ||
| JPH0235392U (en) | ||
| JPS62103368U (en) | ||
| JPS63138773U (en) | ||
| JPS6224534U (en) | ||
| JPS6213077U (en) | ||
| JPS61171381U (en) | ||
| JPS62147959U (en) | ||
| JPS62203575U (en) | ||
| JPS6232684U (en) | ||
| JPS5883841U (en) | FM transmit frequency synthesis circuit | |
| JPS6168575U (en) | ||
| JPS62159063U (en) |