IT1065163B - Circuito trasmittente e ricevente per apparecchio telefonico d'utente - Google Patents
Circuito trasmittente e ricevente per apparecchio telefonico d'utenteInfo
- Publication number
- IT1065163B IT1065163B IT3005076A IT3005076A IT1065163B IT 1065163 B IT1065163 B IT 1065163B IT 3005076 A IT3005076 A IT 3005076A IT 3005076 A IT3005076 A IT 3005076A IT 1065163 B IT1065163 B IT 1065163B
- Authority
- IT
- Italy
- Prior art keywords
- diagonals
- wheatstone bridge
- induction coil
- telephone instrument
- bridge network
- Prior art date
Links
Landscapes
- Amplifiers (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT3005076A IT1065163B (it) | 1976-12-03 | 1976-12-03 | Circuito trasmittente e ricevente per apparecchio telefonico d'utente |
GB47725/77A GB1546046A (en) | 1976-12-03 | 1977-11-16 | Transmitting and receiving circuit for subscriber telephone sets |
DE2753130A DE2753130B2 (de) | 1976-12-03 | 1977-11-29 | Schaltung zum Empfang und zum Aussenden von Signalen |
BR7707915A BR7707915A (pt) | 1976-12-03 | 1977-11-29 | Circuito para receber e transmitir sinais,adaptado para ser inserido em um aparelho telefonico de usuario |
US05/856,676 US4146753A (en) | 1976-12-03 | 1977-12-01 | Transmit/receive network for telephone-subscriber station |
NLAANVRAGE7713405,A NL187662C (nl) | 1976-12-03 | 1977-12-02 | Schakeling voor het koppelen van een tot een telefoontoestel behorende microfoon en telefoon met een abonneelijn. |
FR7736279A FR2373200A1 (fr) | 1976-12-03 | 1977-12-02 | Circuit destine a recevoir et a emettre des signaux dans un appareil telephonique d'abonne |
SE7713702A SE440303B (sv) | 1976-12-03 | 1977-12-02 | Sendar- och mottagarkrets for abonnenttelefonapparater |
JP52145623A JPS5816782B2 (ja) | 1976-12-03 | 1977-12-03 | 電話器用送受信回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT3005076A IT1065163B (it) | 1976-12-03 | 1976-12-03 | Circuito trasmittente e ricevente per apparecchio telefonico d'utente |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1065163B true IT1065163B (it) | 1985-02-25 |
Family
ID=11228920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT3005076A IT1065163B (it) | 1976-12-03 | 1976-12-03 | Circuito trasmittente e ricevente per apparecchio telefonico d'utente |
Country Status (1)
Country | Link |
---|---|
IT (1) | IT1065163B (it) |
-
1976
- 1976-12-03 IT IT3005076A patent/IT1065163B/it active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960115 |