JPS6318205Y2 - - Google Patents
Info
- Publication number
- JPS6318205Y2 JPS6318205Y2 JP963481U JP963481U JPS6318205Y2 JP S6318205 Y2 JPS6318205 Y2 JP S6318205Y2 JP 963481 U JP963481 U JP 963481U JP 963481 U JP963481 U JP 963481U JP S6318205 Y2 JPS6318205 Y2 JP S6318205Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- current
- transmitter
- capacitor
- resistance element
- 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.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000004913 activation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Landscapes
- Prepayment Telephone Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP963481U JPS6318205Y2 (ko) | 1981-01-28 | 1981-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP963481U JPS6318205Y2 (ko) | 1981-01-28 | 1981-01-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57125069U JPS57125069U (ko) | 1982-08-04 |
| JPS6318205Y2 true JPS6318205Y2 (ko) | 1988-05-23 |
Family
ID=29807750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP963481U Expired JPS6318205Y2 (ko) | 1981-01-28 | 1981-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6318205Y2 (ko) |
-
1981
- 1981-01-28 JP JP963481U patent/JPS6318205Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57125069U (ko) | 1982-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4645882A (en) | Latching relay drive circuit for use in telephone sets | |
| JPS6318205Y2 (ko) | ||
| JPH0127316Y2 (ko) | ||
| JPH0132440Y2 (ko) | ||
| JPS6312603Y2 (ko) | ||
| JPS6042542Y2 (ja) | 押ボタンダイヤル電話機回路 | |
| JPS6312604Y2 (ko) | ||
| JPH0141258Y2 (ko) | ||
| JPS5816287Y2 (ja) | 発振器の制御回路 | |
| JPS6325792Y2 (ko) | ||
| JP2599801Y2 (ja) | 着信応答検知回路 | |
| JPS6345094Y2 (ko) | ||
| JPS605496Y2 (ja) | 電話機のル−プ復旧回路 | |
| JPS6230362Y2 (ko) | ||
| JPS6325794Y2 (ko) | ||
| JPS6342606Y2 (ko) | ||
| JPH0218621Y2 (ko) | ||
| JPH042521Y2 (ko) | ||
| JPS6311793Y2 (ko) | ||
| JPH0246141Y2 (ko) | ||
| JPH0137897B2 (ko) | ||
| JPH0355955A (ja) | 電話機の電源制御回路 | |
| JPS61201557A (ja) | 公衆電話機 | |
| JPS6325791Y2 (ko) | ||
| JP2821297B2 (ja) | 料金徴収式電話機の着信回路 |