JPS6433035U - - Google Patents
Info
- Publication number
- JPS6433035U JPS6433035U JP12702787U JP12702787U JPS6433035U JP S6433035 U JPS6433035 U JP S6433035U JP 12702787 U JP12702787 U JP 12702787U JP 12702787 U JP12702787 U JP 12702787U JP S6433035 U JPS6433035 U JP S6433035U
- Authority
- JP
- Japan
- Prior art keywords
- hydrophone
- measuring device
- buffer amplifier
- field measuring
- sound field
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例の要部を示す構成図
、第２図は本考案による他の実施例の要部を示す
構成図、第３図は従来例を示す構成図である。
１……ハイドロホン本体、２……同軸ケーブル
、３……漂遊容量、４……レンジ切替部、４９…
…仲介アダプタ、５……バツフアアンプ、７……
超音波プローブ、７０……超音波診断装置本体、
８……水槽、８０……水。
FIG. 1 is a block diagram showing a main part of an embodiment of the present invention, FIG. 2 is a block diagram showing a main part of another embodiment of the present invention, and FIG. 3 is a block diagram showing a conventional example. 1... Hydrophone body, 2... Coaxial cable, 3... Stray capacity, 4... Range switching section, 49...
...Intermediary adapter, 5...Battle amplifier, 7...
Ultrasonic probe, 70... Ultrasonic diagnostic device main body,
8...Aquarium, 80...Water.
Claims (1)
音場測定装置において、被測定音圧の大小に合わ
せて、バツフアアンプの入力端の容量を可変する
手段を備えることを特徴とするハイドロホンによ
る音場測定装置。 A sound field measuring device using a hydrophone, characterized in that the sound field measuring device receives the output of a hydrophone with a buffer amplifier, comprising means for varying the capacitance of the input end of the buffer amplifier in accordance with the magnitude of the sound pressure to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12702787U JPS6433035U (en) | 1987-08-21 | 1987-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12702787U JPS6433035U (en) | 1987-08-21 | 1987-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6433035U true JPS6433035U (en) | 1989-03-01 |
Family
ID=31379078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12702787U Pending JPS6433035U (en) | 1987-08-21 | 1987-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6433035U (en) |
-
1987
- 1987-08-21 JP JP12702787U patent/JPS6433035U/ja active Pending
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