JPS609004U - Recording mode switching circuit for the tape recorder section of a detachable radio-cassette player - Google Patents
Recording mode switching circuit for the tape recorder section of a detachable radio-cassette playerInfo
- Publication number
- JPS609004U JPS609004U JP9669783U JP9669783U JPS609004U JP S609004 U JPS609004 U JP S609004U JP 9669783 U JP9669783 U JP 9669783U JP 9669783 U JP9669783 U JP 9669783U JP S609004 U JPS609004 U JP S609004U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- microphone
- cassette player
- output
- tape recorder
- 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
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図は本考案の録音モード切換回路を有するテープ
レコーダ部の一実施例を示す回路図である。
１・・・・・・再生イコライザアンプ、２・・・・・・
マイクアンプ、３・・・・・・録音アンプ、４・・・・
・・再生ヘッド、５・・・・・・録音ヘッド、６・・・
・・・マイクジャック、７・・・・・・トランジスタ、
８・・・・・・端子、９・・・・・・電子スイッチ制御
回路、９ａ・・・・・・電子スイッチ、１０・・・・・
・録音スイッチ、１１・・・・・・ボリュームコントロ
ール、１２・・・・・・パワーアンプ、１３・・・・・
・ヘッドホンジャック、１４・・・・・・抵抗。1 is a circuit diagram showing an embodiment of a tape recorder section having a recording mode switching circuit according to the present invention. 1... Reproduction equalizer amplifier, 2...
Microphone amplifier, 3...Recording amplifier, 4...
...Playback head, 5...Recording head, 6...
...Microphone jack, 7...Transistor,
8...terminal, 9...electronic switch control circuit, 9a...electronic switch, 10...
・Recording switch, 11... Volume control, 12... Power amplifier, 13...
・Headphone jack, 14... Resistor.
Claims (2)
る再生イコライザアンプと、外部マイクのプラグが挿入
されるマイクジャックと、前記マイクジャックを介して
前記外部マイクからの録゛音信号が供給されるマイクア
ンプと、＋Ｂ’［ｆを導通遮断する録音スイッチと前記
録音スイッチのオン状態では前記マイクアンプの出力を
オフ状態では前記再生イコライザアンプの出力を選択出
力する切換え手段と前記切換え手段の出力端と抵抗を介
して接続されている端子と、前記録音スイッチのオン状
態時に前記マイクジャックへの外部マイクのプラグの抜
き差しに応じて、オン、オフ動作し、かつ前記オン状態
時に前記切換え手段の出力を一アースするスイッチング
手段と前記録音スイッチのオン状態で動作し前記マイク
アンプの出力又は前記端子からの入力信号が供給される
録音アンプと、前記録音アンプの出力が印加される録音
ヘッドとを具備した着脱式ラジカセのテープレコーダ部
であって前記テープレコーダ部単体の使用状態では、前
記マイクジャックに外部マイクのプラグを差し込み、か
つ前記録音スイッチをオンとすることによって外部マイ
クの録音信号が録音でき、又ラジカセ本体に装着した使
用状態では、前記録音スイッチをオンとするのみで、前
記端子からの入力信号が録音できることを特徴とする着
脱式ラジカセのテープレコーダ部の録音モード切換回路
。(1) A playback head, a playback equalizer amplifier to which the output of the playback head is supplied, a microphone jack into which the plug of an external microphone is inserted, and a recorded sound signal from the external microphone is supplied through the microphone jack. a recording switch that conducts and cuts off +B'[f; a switching means that selects and outputs the output of the microphone amplifier when the recording switch is on, and the output of the reproduction equalizer amplifier when the recording switch is off; a terminal connected to the output end via a resistor, and a switching means that operates on and off in response to plugging and unplugging of an external microphone to the microphone jack when the recording switch is in the on state, and when in the on state, the switching means a recording amplifier that operates when the recording switch is on and is supplied with the output of the microphone amplifier or an input signal from the terminal; and a recording head to which the output of the recording amplifier is applied. In the tape recorder unit of a detachable radio-cassette player, when the tape recorder unit is used alone, the recording signal of the external microphone is output by inserting the plug of an external microphone into the microphone jack and turning on the recording switch. A recording mode switching circuit for a tape recorder section of a detachable radio-cassette player, which is capable of recording, and is capable of recording an input signal from the terminal simply by turning on the recording switch when the radio-cassette player is in use when attached to the main body of the radio-cassette player.
を特徴とする実用新案登録請求の範囲第１項記載の着脱
式ラジカセのテープレコーダ部の録音モード切換回路。(2) A recording mode switching circuit for a tape recorder section of a detachable radio-cassette player according to claim 1, wherein the switching means is a transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9669783U JPS609004U (en) | 1983-06-24 | 1983-06-24 | Recording mode switching circuit for the tape recorder section of a detachable radio-cassette player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9669783U JPS609004U (en) | 1983-06-24 | 1983-06-24 | Recording mode switching circuit for the tape recorder section of a detachable radio-cassette player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS609004U true JPS609004U (en) | 1985-01-22 |
Family
ID=30230338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9669783U Pending JPS609004U (en) | 1983-06-24 | 1983-06-24 | Recording mode switching circuit for the tape recorder section of a detachable radio-cassette player |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS609004U (en) |
-
1983
- 1983-06-24 JP JP9669783U patent/JPS609004U/en active Pending
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