JPS58195311U - 通話電流供給用高インピーダンス回路 - Google Patents
通話電流供給用高インピーダンス回路Info
- Publication number
- JPS58195311U JPS58195311U JP9134982U JP9134982U JPS58195311U JP S58195311 U JPS58195311 U JP S58195311U JP 9134982 U JP9134982 U JP 9134982U JP 9134982 U JP9134982 U JP 9134982U JP S58195311 U JPS58195311 U JP S58195311U
- Authority
- JP
- Japan
- Prior art keywords
- high impedance
- impedance circuit
- call current
- constant voltage
- supplying call
- 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
Landscapes
- Control Of Electrical Variables (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Devices For Supply Of Signal Current (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9134982U JPS58195311U (ja) | 1982-06-18 | 1982-06-18 | 通話電流供給用高インピーダンス回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9134982U JPS58195311U (ja) | 1982-06-18 | 1982-06-18 | 通話電流供給用高インピーダンス回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58195311U true JPS58195311U (ja) | 1983-12-26 |
| JPH0413690Y2 JPH0413690Y2 (enExample) | 1992-03-30 |
Family
ID=30221325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9134982U Granted JPS58195311U (ja) | 1982-06-18 | 1982-06-18 | 通話電流供給用高インピーダンス回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58195311U (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54129348A (en) * | 1978-03-29 | 1979-10-06 | Hitachi Ltd | Constant voltage output circuit |
| JPS56772A (en) * | 1979-06-16 | 1981-01-07 | Nec Corp | Communication current supply circuit |
-
1982
- 1982-06-18 JP JP9134982U patent/JPS58195311U/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54129348A (en) * | 1978-03-29 | 1979-10-06 | Hitachi Ltd | Constant voltage output circuit |
| JPS56772A (en) * | 1979-06-16 | 1981-01-07 | Nec Corp | Communication current supply circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0413690Y2 (enExample) | 1992-03-30 |
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