JPS61111012U - - Google Patents
Info
- Publication number
- JPS61111012U JPS61111012U JP19341784U JP19341784U JPS61111012U JP S61111012 U JPS61111012 U JP S61111012U JP 19341784 U JP19341784 U JP 19341784U JP 19341784 U JP19341784 U JP 19341784U JP S61111012 U JPS61111012 U JP S61111012U
- Authority
- JP
- Japan
- Prior art keywords
- output
- input
- recording
- switch
- switching circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図はこの考案の一実施例を示す入出力切換
回路の回路図、第２図は従来の入出力切換回路の
回路図である。
１１―４……再生出力端子、１１―５……録音
入力端子、１―ａ……入力切換スイツチ、１―ｂ
……録音出力切換スイツチ、３……電子スイツチ
、４……ハイパスフイルター、５……検波整流器
、６……セツト・リセツトフイリツプフロツプ、
８……シングルデツキ、９……ダブルデツキ。
FIG. 1 is a circuit diagram of an input/output switching circuit showing an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional input/output switching circuit. 11-4...Playback output terminal, 11-5...Recording input terminal, 1-a...Input selector switch, 1-b
... Recording output selector switch, 3 ... Electronic switch, 4 ... High pass filter, 5 ... Detection rectifier, 6 ... Set/reset flip-flop,
8...Single deck, 9...Double deck.
Claims (1)
切換スイツチによつて選択された信号を強制的に
テープデツキの録音入力端子に入力する録音強制
スイツチを有するオーデイオ装置の入出力切換回
路において、テープデツキの再生出力端子に発振
信号が出力されているかを検出する検出装置を設
け、この検出装置の出力によつて前記録音強制ス
イツチのオン・オフを制御するようにしたことを
特徴とする入出力切換回路。 In an input/output switching circuit of an audio device having a recording force switch that forcibly inputs the signal selected by the changeover switch to the recording input terminal of the tape deck, regardless of the selected position of the input changeover switch, An input/output switching circuit characterized in that a detection device is provided to detect whether an oscillation signal is output to an output terminal, and the output of the detection device controls on/off of the forced recording switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19341784U JPS61111012U (en) | 1984-12-20 | 1984-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19341784U JPS61111012U (en) | 1984-12-20 | 1984-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61111012U true JPS61111012U (en) | 1986-07-14 |
Family
ID=30750839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19341784U Pending JPS61111012U (en) | 1984-12-20 | 1984-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61111012U (en) |
-
1984
- 1984-12-20 JP JP19341784U patent/JPS61111012U/ja active Pending
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