JPH01140634U - - Google Patents
Info
- Publication number
- JPH01140634U JPH01140634U JP3441988U JP3441988U JPH01140634U JP H01140634 U JPH01140634 U JP H01140634U JP 3441988 U JP3441988 U JP 3441988U JP 3441988 U JP3441988 U JP 3441988U JP H01140634 U JPH01140634 U JP H01140634U
- Authority
- JP
- Japan
- Prior art keywords
- cassette tape
- audio
- absence
- signal
- fast
- 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 description 5
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案のカセツトテープ自動早送り装
置の一実施例を示す概略ブロツク図、第２図は第
１図のカセツトテープ自動早送り装置を示す電気
回路図、第３図は第２図のカセツトテープ自動早
送り装置の作用を説明する各部の波形図である。
１…再生ヘツド、２…再生補償回路、３…ライ
ン増幅器、５…音声有無信号判別回路、６…タイ
マ、７…テープ・ラジオ切替スイツチ、８…ヘツ
ドホンアツプ、９…テープオンスイツチ、１０…
リレー、１２…音声信号処理回路、１３…信号処
理回路、１５…低域フイルタ、１７…タイマ。
FIG. 1 is a schematic block diagram showing an embodiment of the automatic cassette tape fast-forwarding device of the present invention, FIG. 2 is an electric circuit diagram showing the automatic cassette tape fast-forwarding device of FIG. FIG. 3 is a waveform diagram of each part explaining the operation of the automatic tape fast forwarding device. DESCRIPTION OF SYMBOLS 1... Playback head, 2... Playback compensation circuit, 3... Line amplifier, 5... Audio presence/absence signal discrimination circuit, 6... Timer, 7... Tape/radio selection switch, 8... Headphone up, 9... Tape on switch, 10...
Relay, 12...Audio signal processing circuit, 13...Signal processing circuit, 15...Low pass filter, 17...Timer.
Claims (1)
レコーダのカセツトテープ自動早送り装置におい
て、前記カセツトテープに録音された音声信号の
有無に応じて音声有無信号を発生する音声信号処
理回路と、前記音声有無信号により前記カセツト
テープの前記音声信号の有無を判別する音声有無
信号判別回路と、前記音声有無信号判別回路の出
力に応じて前記音声信号が所定時間についてなか
つた時にカセツトテープの早送り信号を発生する
自動早送り信号発生機構とから成ることを特徴と
するカセツトテープ自動早送り装置。 An automatic cassette tape fast-forwarding device of a cassette tape recorder that plays back a cassette tape includes an audio signal processing circuit that generates an audio presence/absence signal depending on the presence or absence of an audio signal recorded on the cassette tape; an audio presence/absence signal discrimination circuit for determining the presence or absence of the audio signal on the tape; and an automatic fast-forward signal generation for generating a fast-forward signal for the cassette tape when the audio signal does not reach a predetermined time according to the output of the audio presence/absence signal discrimination circuit. An automatic cassette tape fast-forwarding device characterized by comprising a mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3441988U JPH01140634U (en) | 1988-03-17 | 1988-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3441988U JPH01140634U (en) | 1988-03-17 | 1988-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01140634U true JPH01140634U (en) | 1989-09-26 |
Family
ID=31261129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3441988U Pending JPH01140634U (en) | 1988-03-17 | 1988-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01140634U (en) |
-
1988
- 1988-03-17 JP JP3441988U patent/JPH01140634U/ja active Pending
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