JPH0358628U - - Google Patents
Info
- Publication number
- JPH0358628U JPH0358628U JP11925889U JP11925889U JPH0358628U JP H0358628 U JPH0358628 U JP H0358628U JP 11925889 U JP11925889 U JP 11925889U JP 11925889 U JP11925889 U JP 11925889U JP H0358628 U JPH0358628 U JP H0358628U
- Authority
- JP
- Japan
- Prior art keywords
- amplifying
- recording
- sound
- playback device
- audio
- 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
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案によるオーバヘツドプロジエク
タの一実施例を示す模式的構成図である。
１……投影装置、２……操作装置、３……録音
・再生装置、４……音声増幅装置、５……マイク
。
FIG. 1 is a schematic diagram showing an embodiment of an overhead projector according to the present invention. 1... Projection device, 2... Operation device, 3... Recording/playback device, 4... Audio amplification device, 5... Microphone.
Claims (1)
を増幅し、拡声するための音声増幅装置と、録音
・再生装置と、マイクから入力される音声信号を
前記録音・再生装置に録音するとともに前記音声
増幅装置で拡声させ、さらに前記録音・再生装置
に録音されている音声を再生して前記音声増幅装
置で拡声させるためのスイツチ部よりなる操作装
置を設けたことを特徴とするオーバヘツドプロジ
エクタ。 An overhead projector includes an audio amplification device for amplifying and amplifying audio signals, a recording/playback device, and an audio signal input from a microphone that is recorded on the recording/playback device and amplified by the audio amplification device. The overhead projector is further provided with an operating device comprising a switch section for reproducing the sound recorded in the recording/playback device and amplifying the sound by the sound amplifying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11925889U JPH0358628U (en) | 1989-10-12 | 1989-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11925889U JPH0358628U (en) | 1989-10-12 | 1989-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0358628U true JPH0358628U (en) | 1991-06-07 |
Family
ID=31667387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11925889U Pending JPH0358628U (en) | 1989-10-12 | 1989-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0358628U (en) |
-
1989
- 1989-10-12 JP JP11925889U patent/JPH0358628U/ja active Pending
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