JPH0429221U - - Google Patents
Info
- Publication number
- JPH0429221U JPH0429221U JP6957290U JP6957290U JPH0429221U JP H0429221 U JPH0429221 U JP H0429221U JP 6957290 U JP6957290 U JP 6957290U JP 6957290 U JP6957290 U JP 6957290U JP H0429221 U JPH0429221 U JP H0429221U
- Authority
- JP
- Japan
- Prior art keywords
- output signal
- controlled oscillator
- voltage controlled
- isolation transformer
- voltage
- 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.)
- Granted
Links
- 238000002955 isolation Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Amplifiers (AREA)
Description
図面は、本考案の一つの実施例を示す回路ブロ
ツク図である。
２……バツフアアンプ、３……第１の電圧制御
発振器、４……第１の絶縁トランス、５……増幅
器、６……位相比較器、７……ローパスフイルタ
、９……第２の電圧制御発振器、１０……第２の
絶縁トランス、１１……電源回路。
The drawing is a circuit block diagram showing one embodiment of the present invention. 2... Buffer amplifier, 3... First voltage controlled oscillator, 4... First isolation transformer, 5... Amplifier, 6... Phase comparator, 7... Low pass filter, 9... Second voltage control Oscillator, 10... second isolation transformer, 11... power supply circuit.
Claims (1)
器と、 上記第１の電圧制御発振器の出力信号を受ける
第１の絶縁トランスと、 上記絶縁トランスの２次側の信号を増幅する増
幅器と、 上記増幅器の出力信号を一方の入力端子に受け
る位相比較器と、 上記位相比較器の出力信号を受けＦＭ復調波を
出力するローパスフイルタと、 上記第１の電圧制御発振器と略同じ入出力特性
を有し、上記ローパスフイルタの出力信号により
制御され自己の出力信号を上記位相比較器の他方
の入力端子へ送出する第２の電圧制御発振器と、 上記第２の電圧制御発振器の出力信号を受ける
第２の絶縁トランスと、 上記第２の絶縁トランスの２次側の電圧を直流
化して上記第１の電圧制御発振器用の電源電圧を
発生する電源回路と、 からなることを特徴とする絶縁アンプ。[Claims for Utility Model Registration] A first voltage controlled oscillator controlled by an input signal, a first isolation transformer receiving an output signal of the first voltage controlled oscillator, and a signal on the secondary side of the isolation transformer. a phase comparator that receives the output signal of the amplifier at one input terminal; a low-pass filter that receives the output signal of the phase comparator and outputs an FM demodulated wave; and the first voltage controlled oscillator. a second voltage controlled oscillator that has substantially the same input/output characteristics and is controlled by the output signal of the low-pass filter and sends its own output signal to the other input terminal of the phase comparator; and the second voltage controlled oscillator. a second isolation transformer that receives the output signal of the second isolation transformer; and a power supply circuit that converts the voltage on the secondary side of the second isolation transformer into DC to generate a power supply voltage for the first voltage controlled oscillator. Features: Isolated amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6957290U JP2524487Y2 (en) | 1990-07-02 | 1990-07-02 | Insulated amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6957290U JP2524487Y2 (en) | 1990-07-02 | 1990-07-02 | Insulated amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0429221U true JPH0429221U (en) | 1992-03-09 |
| JP2524487Y2 JP2524487Y2 (en) | 1997-01-29 |
Family
ID=31604994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6957290U Expired - Lifetime JP2524487Y2 (en) | 1990-07-02 | 1990-07-02 | Insulated amplifier |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2524487Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016040864A (en) * | 2014-08-12 | 2016-03-24 | 横河電機株式会社 | Signal transmitter |
-
1990
- 1990-07-02 JP JP6957290U patent/JP2524487Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016040864A (en) * | 2014-08-12 | 2016-03-24 | 横河電機株式会社 | Signal transmitter |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2524487Y2 (en) | 1997-01-29 |