JPS61121529U - - Google Patents
Info
- Publication number
- JPS61121529U JPS61121529U JP527685U JP527685U JPS61121529U JP S61121529 U JPS61121529 U JP S61121529U JP 527685 U JP527685 U JP 527685U JP 527685 U JP527685 U JP 527685U JP S61121529 U JPS61121529 U JP S61121529U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- recording
- recording signal
- delay
- signal
- 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
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000001934 delay Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 1
Description
第１図は従来例のブロツク構成図、第２図は本
考案の一実施例を示すブロツク構成図、第３図は
各部波形を示すタイムチヤートである。
１…バツフアアンプ、２…遅延回路、３…録音
アンプ、４…アンプ、５…波形整形回路、６…時
定数回路、７…メカ駆動回路、８…電圧制御発振
回路、９…駆動回路、１０…制御電圧発生回路。
FIG. 1 is a block configuration diagram of a conventional example, FIG. 2 is a block configuration diagram showing an embodiment of the present invention, and FIG. 3 is a time chart showing waveforms of various parts. DESCRIPTION OF SYMBOLS 1... Buffer amplifier, 2... Delay circuit, 3... Recording amplifier, 4... Amplifier, 5... Waveform shaping circuit, 6... Time constant circuit, 7... Mechanical drive circuit, 8... Voltage controlled oscillation circuit, 9... Drive circuit, 10... Control voltage generation circuit.
Claims (1)
路を録音モードに制御すると共に、録音信号を遅
延回路で遅延させてから録音するものにおいて、
録音信号を検出した時より時間的に電圧を変化さ
せる制御電圧発生回路と、同制御電圧により制御
される電圧制御発振回路と、同発振回路の発振周
波数によつて遅延時間が制御される可変遅延回路
とを具備してなり、録音信号を検出して録音状態
になつた後、上記遅延回路の遅延時間を徐々に減
少させるようにしたことを特徴とする磁気テープ
録音装置。 In a device that detects a recording signal with a signal detection circuit, controls the mechanical control circuit to record mode, and delays the recording signal with a delay circuit before recording.
A control voltage generation circuit that changes the voltage over time from when a recording signal is detected, a voltage control oscillation circuit that is controlled by the control voltage, and a variable delay whose delay time is controlled by the oscillation frequency of the oscillation circuit. 1. A magnetic tape recording device comprising: a circuit for detecting a recording signal and gradually decreasing the delay time of the delay circuit after entering a recording state by detecting a recording signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP527685U JPS61121529U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP527685U JPS61121529U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61121529U true JPS61121529U (en) | 1986-07-31 |
Family
ID=30481632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP527685U Pending JPS61121529U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61121529U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768964A (en) * | 1980-10-17 | 1982-04-27 | Sony Corp | Operation controller by voice |
-
1985
- 1985-01-18 JP JP527685U patent/JPS61121529U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5768964A (en) * | 1980-10-17 | 1982-04-27 | Sony Corp | Operation controller by voice |
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