JPS5848185U - magnetic recording and playback device - Google Patents
magnetic recording and playback deviceInfo
- Publication number
- JPS5848185U JPS5848185U JP14465181U JP14465181U JPS5848185U JP S5848185 U JPS5848185 U JP S5848185U JP 14465181 U JP14465181 U JP 14465181U JP 14465181 U JP14465181 U JP 14465181U JP S5848185 U JPS5848185 U JP S5848185U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- playback device
- magnetic tape
- signal
- image quality
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のＶＴＲの再生系のブロック図、第２図は
本考案の１実施例におけるＶＴＲ再生系のブロック図、
第３図は画質調整回路の一実施例を示す電気的結線図、
第４図は第３図面質調整ボリウム１４の各端子の波形図
、第５図および第６図はそれぞれ画質調整回路の他の実
施例を示す電 ゛気的結線図である。
１・・・・・・磁気テープ、２・・・・・ゼデオヘッド
、３・・・・・・ヘッドアンプ、４・・・・・・バイパ
スフィルタ、５・・・・・・リミッタ、６・・・・・−
ＦＭ復調器、７，９・・・・・・ローパスフィルタ、８
・・；・・・デエンファシス回路、１０・・・・・・ク
ロマプロセス回路、１１・・・・・・ミックス回路、１
２・・・・・・出力アンプ、１３・・・・・・画質調整
回路。FIG. 1 is a block diagram of a conventional VTR playback system, and FIG. 2 is a block diagram of a VTR playback system in an embodiment of the present invention.
FIG. 3 is an electrical wiring diagram showing one embodiment of the image quality adjustment circuit;
FIG. 4 is a waveform diagram of each terminal of the third image quality adjustment volume 14, and FIGS. 5 and 6 are electrical connection diagrams showing other embodiments of the image quality adjustment circuit, respectively. 1...Magnetic tape, 2...Zedeo head, 3...Head amplifier, 4...Bypass filter, 5...Limiter, 6... ...-
FM demodulator, 7, 9...Low pass filter, 8
...De-emphasis circuit, 10...Chroma process circuit, 11...Mix circuit, 1
2... Output amplifier, 13... Image quality adjustment circuit.
Claims (1)
その周波数特性を可変調整可能な画質調整手段を介し、
前記磁気テープよりの再生クロマ信号成分と混合せしめ
て、カラー映像複合信号として出力することを特徴とす
る磁気録画再生装置。The reproduced brightness signal component from the magnetic tape is transmitted through an image quality adjustment means whose frequency characteristics can be variably adjusted from outside the device.
A magnetic recording and reproducing apparatus characterized in that the signal is mixed with a reproduced chroma signal component from the magnetic tape and outputted as a color video composite signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14465181U JPS5848185U (en) | 1981-09-28 | 1981-09-28 | magnetic recording and playback device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14465181U JPS5848185U (en) | 1981-09-28 | 1981-09-28 | magnetic recording and playback device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5848185U true JPS5848185U (en) | 1983-03-31 |
Family
ID=29937606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14465181U Pending JPS5848185U (en) | 1981-09-28 | 1981-09-28 | magnetic recording and playback device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6354541U (en) * | 1986-09-29 | 1988-04-12 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52135214A (en) * | 1976-05-07 | 1977-11-12 | Sanyo Electric Co Ltd | Picture quality adjusting circuit |
-
1981
- 1981-09-28 JP JP14465181U patent/JPS5848185U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52135214A (en) * | 1976-05-07 | 1977-11-12 | Sanyo Electric Co Ltd | Picture quality adjusting circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6354541U (en) * | 1986-09-29 | 1988-04-12 |
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