JPH0195877U - - Google Patents
Info
- Publication number
- JPH0195877U JPH0195877U JP19123387U JP19123387U JPH0195877U JP H0195877 U JPH0195877 U JP H0195877U JP 19123387 U JP19123387 U JP 19123387U JP 19123387 U JP19123387 U JP 19123387U JP H0195877 U JPH0195877 U JP H0195877U
- Authority
- JP
- Japan
- Prior art keywords
- tape recorder
- video tape
- video
- limiting
- gain
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Television Signal Processing For Recording (AREA)
- Television Receiver Circuits (AREA)
Description
第１図は本考案を実施したビデオテープレコー
ダの要部ブロツク図であり、第２図はその一部の
構成例を示す回路図である。第３図は従来例の要
部ブロツク図である。
１０……ＩＦ用のＡＧＣ電圧生成回路、１６…
…制限回路。
FIG. 1 is a block diagram of the main parts of a video tape recorder embodying the present invention, and FIG. 2 is a circuit diagram showing an example of the construction of a part thereof. FIG. 3 is a block diagram of main parts of a conventional example. 10...AGC voltage generation circuit for IF, 16...
...limiting circuit.
Claims (1)
いて、ビデオＩＦ信号のゲインを制御するための
ＩＦＡＧＣ電圧のレベルを制限する手段を設けた
ことを特徴とするビデオテープレコーダ。 A video tape recorder compatible with copy protection, characterized in that the video tape recorder is provided with means for limiting the level of an IFAGC voltage for controlling the gain of a video IF signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19123387U JPH0195877U (en) | 1987-12-16 | 1987-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19123387U JPH0195877U (en) | 1987-12-16 | 1987-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0195877U true JPH0195877U (en) | 1989-06-26 |
Family
ID=31482156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19123387U Pending JPH0195877U (en) | 1987-12-16 | 1987-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0195877U (en) |
-
1987
- 1987-12-16 JP JP19123387U patent/JPH0195877U/ja active Pending