JPS6088652U - Transfer phone device - Google Patents
Transfer phone deviceInfo
- Publication number
- JPS6088652U JPS6088652U JP18001983U JP18001983U JPS6088652U JP S6088652 U JPS6088652 U JP S6088652U JP 18001983 U JP18001983 U JP 18001983U JP 18001983 U JP18001983 U JP 18001983U JP S6088652 U JPS6088652 U JP S6088652U
- Authority
- JP
- Japan
- Prior art keywords
- wire
- conversion circuit
- line
- supplying
- phone device
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の転送電話装置のブロック図、第２図は従
来の転送電話装置の調整時の接続図、第３図は本考案の
一実施例を示すブ冶ツク図、第４図は本考案の一実施例
における調整時の接続図である。
ｌａ、ｌｂ、６，７．１０ａ、１０ｂ、１１ａｉｌｂ・
・・・・・接点、２ａ、２ｂ・・・・・・変圧器、３ａ
ｔ３ｂ・・・・・・２線−４線変換回路、４ａ、４ｂ・
・・・・・平衡回路網、５ａ、５ｂ・・・・・・増幅器
、１３・・・・・・発信器、１４・・・・・・レベルメ
ータ。FIG. 1 is a block diagram of a conventional telephone transfer device, FIG. 2 is a connection diagram for adjusting the conventional telephone transfer device, FIG. 3 is a block diagram showing an embodiment of the present invention, and FIG. 4 is a block diagram of a conventional telephone transfer device. It is a connection diagram at the time of adjustment in one Example of this invention. la, lb, 6, 7.10a, 10b, 11ailb・
...Contact, 2a, 2b...Transformer, 3a
t3b...2-wire to 4-wire conversion circuit, 4a, 4b.
... Balanced circuit network, 5a, 5b ... Amplifier, 13 ... Transmitter, 14 ... Level meter.
Claims (1)
第２の回線に接続される第２の２線−４′線変換回路と
、第２の２線−４線変換回路の出力を増幅して第１の２
線−４線変換回路へ供給する第１の損失補償手段左、第
１の２線−４線変換回路の出力を増幅して第２の２線−
４線変換回路へ供給する第２の損失補償手段とを備えた
転送電話装置において、発信手段と、発信手段の出力を
選択的に第１または第２の損失補償手段に供給する第１
の選択手段と、レベルメータと、第１または第２の２線
−４線変換回路の出力を選択的にレベルメータに供給す
る第２の選択手段とを備えてなることを特徴とする転送
電話装置の調整回路。a first 2-wire to 4-wire conversion circuit connected to the first line;
The outputs of the second 2-wire to 4'-line conversion circuit connected to the second line and the second 2-wire to 4-wire conversion circuit are amplified to
First loss compensation means for supplying to the line-to-four-wire conversion circuit Left, amplifies the output of the first two-to-four-wire conversion circuit and supplies it to the second two-to-four line conversion circuit.
A transfer telephone device comprising a second loss compensating means for supplying a signal to a four-wire conversion circuit;
A transfer telephone comprising a selection means, a level meter, and a second selection means for selectively supplying the output of the first or second 2-wire to 4-wire conversion circuit to the level meter. Regulating circuit of the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18001983U JPS6088652U (en) | 1983-11-24 | 1983-11-24 | Transfer phone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18001983U JPS6088652U (en) | 1983-11-24 | 1983-11-24 | Transfer phone device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6088652U true JPS6088652U (en) | 1985-06-18 |
| JPH0227648Y2 JPH0227648Y2 (en) | 1990-07-25 |
Family
ID=30390436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18001983U Granted JPS6088652U (en) | 1983-11-24 | 1983-11-24 | Transfer phone device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6088652U (en) |
-
1983
- 1983-11-24 JP JP18001983U patent/JPS6088652U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0227648Y2 (en) | 1990-07-25 |
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