JPH0186391U - - Google Patents
Info
- Publication number
- JPH0186391U JPH0186391U JP18076987U JP18076987U JPH0186391U JP H0186391 U JPH0186391 U JP H0186391U JP 18076987 U JP18076987 U JP 18076987U JP 18076987 U JP18076987 U JP 18076987U JP H0186391 U JPH0186391 U JP H0186391U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- units
- grounded drain
- output
- amplify
- 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 2
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
加算回路の一例を示す回路図である。
１，２……ドレイン接地ユニツト、８……加算
回路。
FIG. 1 is a circuit diagram of an embodiment of the present invention, and FIG. 2 is a circuit diagram showing an example of an adding circuit. 1, 2...Drain grounding unit, 8...Addition circuit.
Claims (1)
端子型ドレイン接地ユニツトの一方を二端子接続
のソース接地型に接続して他方の三端子型ドレイ
ン接地ユニツトに並列接続し、これら両ユニツト
の出力側を加算回路に接続したことを特徴とする
コンデンサマイクユニツト。 One of the two three-terminal grounded drain units that amplify the microphone output is connected to a two-terminal connected source grounded type, and the other three-terminal grounded drain unit is connected in parallel, and the output sides of these two units are connected to an adder circuit. A condenser microphone unit characterized by being connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18076987U JPH0186391U (en) | 1987-11-27 | 1987-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18076987U JPH0186391U (en) | 1987-11-27 | 1987-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186391U true JPH0186391U (en) | 1989-06-07 |
Family
ID=31472275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18076987U Pending JPH0186391U (en) | 1987-11-27 | 1987-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186391U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012227771A (en) * | 2011-04-20 | 2012-11-15 | Audio Technica Corp | Secondary sound pressure gradient type electret capacitor microphone |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6451797A (en) * | 1987-08-24 | 1989-02-28 | Nobumichi Sato | Noise excluding microphone equipment |
-
1987
- 1987-11-27 JP JP18076987U patent/JPH0186391U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6451797A (en) * | 1987-08-24 | 1989-02-28 | Nobumichi Sato | Noise excluding microphone equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012227771A (en) * | 2011-04-20 | 2012-11-15 | Audio Technica Corp | Secondary sound pressure gradient type electret capacitor microphone |
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