JPS5814238U - display circuit - Google Patents
display circuitInfo
- Publication number
- JPS5814238U JPS5814238U JP10472581U JP10472581U JPS5814238U JP S5814238 U JPS5814238 U JP S5814238U JP 10472581 U JP10472581 U JP 10472581U JP 10472581 U JP10472581 U JP 10472581U JP S5814238 U JPS5814238 U JP S5814238U
- Authority
- JP
- Japan
- Prior art keywords
- display circuit
- lighting
- detecting
- recording disk
- display
- 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 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Audible And Visible Signals (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は静電容量方式のビデオディスクプレーヤの構成
の一部を示すブロック図、第２図は本考案の表示回路を
設けたビデオディスクプレーヤの構成を示すブロック図
、第３図は本考案の他の実施例を示す回路図である。
５・・・前置増幅器、６・・・信号処理回路、７．１１
・・・表示回路、８．１２・・・増幅器、９．１３・・
・整流回路、１０・・・比較表示用回路、１４・・・比
較回路、１５・・・表示用回路、Ｃ２，Ｃ，・・・コン
デンサ、Ｄ□。
Ｄ２・・・ダイオード、Ｄ３． Ｄ、・・・表示素子、
Ｑ□乃至Ｑ６・・・トランジスタ、Ｒ□乃至Ｒ８・・・
抵抗、■Ｒ・・・可変抵抗。Figure 1 is a block diagram showing part of the configuration of a capacitive video disc player, Figure 2 is a block diagram showing the configuration of a video disc player equipped with the display circuit of the present invention, and Figure 3 is a block diagram showing the configuration of a video disc player of the present invention. FIG. 3 is a circuit diagram showing another embodiment of the invention. 5... Preamplifier, 6... Signal processing circuit, 7.11
...Display circuit, 8.12...Amplifier, 9.13...
- Rectifier circuit, 10... Comparison display circuit, 14... Comparison circuit, 15... Display circuit, C2, C,... Capacitor, D□. D2...diode, D3. D,...display element,
Q□ to Q6...transistor, R□ to R8...
Resistance, ■R...Variable resistance.
Claims (2)
された信号を取り込んで整流する手段と、その整流され
た信号レベルが所定値以下の時これを検出して表示器を
点燈する手段とを具備することを特徴とする表示回路。(1) A means for detecting the capacitance between the recording disk and the reproducing needle, taking in and rectifying the amplified signal, and detecting when the rectified signal level is below a predetermined value and displaying the indicator. A display circuit comprising: means for lighting.
円盤から離して振動させる手段を具備することを特徴と
する実用新案登録請求の範囲第１項記載の表示回路。(2) The display circuit according to claim 1, wherein the means for lighting the display comprises means for vibrating the reproducing needle away from the recording disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10472581U JPS5814238U (en) | 1981-07-16 | 1981-07-16 | display circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10472581U JPS5814238U (en) | 1981-07-16 | 1981-07-16 | display circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5814238U true JPS5814238U (en) | 1983-01-28 |
Family
ID=29899303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10472581U Pending JPS5814238U (en) | 1981-07-16 | 1981-07-16 | display circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814238U (en) |
-
1981
- 1981-07-16 JP JP10472581U patent/JPS5814238U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5814238U (en) | display circuit | |
| JPS5826714U (en) | Pick-up stylus cleaning device for video discs | |
| JPS5875367U (en) | Video disc player arm feeder | |
| JPS6057841U (en) | Write control circuit of magnetic disk device | |
| JPS63122918U (en) | ||
| JPS60194756U (en) | Record size detection device | |
| JPS5849393U (en) | Display device in disc-shaped information recording medium playback device | |
| JPS58118593U (en) | Tape recorder music selection circuit | |
| JPS59180296U (en) | magnetic storage device | |
| JPS6082732U (en) | magnetic recording and playback device | |
| JPS58105092U (en) | music selection circuit | |
| JPS5974535U (en) | video disc player | |
| JPS5849338U (en) | Capacitive disc playback device | |
| JPS58101311U (en) | tape recorder device | |
| JPS5917033U (en) | magnetic recording and reproducing device | |
| JPS60111527U (en) | Magnetic tape detection device for tape recorder | |
| JPS6418424U (en) | ||
| JPS6065624U (en) | recorder | |
| JPS58176270U (en) | Control signal detection device for disk-shaped recording media | |
| JPS5978575U (en) | Recording/playback device | |
| JPS6054288U (en) | disk player | |
| JPS603958U (en) | Record player cue standby | |
| JPS5884662U (en) | magnetic disk drive | |
| JPS63135526U (en) | ||
| JPS58135067U (en) | Pick-up arm height and surface runout measuring device |