IT1086711B - Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici - Google Patents

Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici

Info

Publication number
IT1086711B
IT1086711B IT4851477A IT4851477A IT1086711B IT 1086711 B IT1086711 B IT 1086711B IT 4851477 A IT4851477 A IT 4851477A IT 4851477 A IT4851477 A IT 4851477A IT 1086711 B IT1086711 B IT 1086711B
Authority
IT
Italy
Prior art keywords
reception
transmission
equipment
acoustic signals
educational purposes
Prior art date
Application number
IT4851477A
Other languages
English (en)
Inventor
Giulio Di Bella
Original Assignee
E Co S Didattica Spa Europ Cos
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by E Co S Didattica Spa Europ Cos filed Critical E Co S Didattica Spa Europ Cos
Priority to IT4851477A priority Critical patent/IT1086711B/it
Priority to FR7808243A priority patent/FR2384310A1/fr
Application granted granted Critical
Publication of IT1086711B publication Critical patent/IT1086711B/it

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/06—Foreign languages
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Patch Boards (AREA)
IT4851477A 1977-03-17 1977-03-17 Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici IT1086711B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT4851477A IT1086711B (it) 1977-03-17 1977-03-17 Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici
FR7808243A FR2384310A1 (fr) 1977-03-17 1978-03-16 Dispositif a pupitre pour la commande et recharge d'appareils emetteurs et recepteurs de signaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4851477A IT1086711B (it) 1977-03-17 1977-03-17 Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici

Publications (1)

Publication Number Publication Date
IT1086711B true IT1086711B (it) 1985-05-31

Family

ID=11267029

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4851477A IT1086711B (it) 1977-03-17 1977-03-17 Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici

Country Status (2)

Country Link
FR (1) FR2384310A1 (it)
IT (1) IT1086711B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3508284A (en) * 1983-10-14 1985-05-07 Avicom Interational Inc. Data base generating interactive vending system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3122847A (en) * 1961-06-27 1964-03-03 Robert H Redfield Electronic teaching device
GB1016625A (en) * 1963-10-18 1966-01-12 Rank Organisation Ltd Improvements in or relating to tuition booths
US3552042A (en) * 1967-04-14 1971-01-05 Eli Rabineau Equipment unit

Also Published As

Publication number Publication date
FR2384310A1 (fr) 1978-10-13

Similar Documents

Publication Publication Date Title
GB2007461B (en) Method and devices for the omnidirectional radiation of sound waves
SE7808961L (sv) Signalalstring och overforing
IT1092026B (it) Procedimento e apparecchiatura per identificare microorganismi
IT1146035B (it) Apparecchiature e procedimento per la ricezione di segnali
IT1159891B (it) Procedimento e dispositivo per la sbavatura di pezzi
GB2004116B (en) Electroacoustic transducer
GB2009550A (en) Acoustic wave devices
GB1554366A (en) Acoustic surface wave devices
JPS5545485A (en) Drive system and technique of ultrasoniccwave transducer
IT1098766B (it) Procedimento e apparecchiatura per la generazione e trasmissione di segnali per l'ecolocalizzazione e altri scopi di segnalazione come nell'esplorazione geofisica
GB2040451B (en) Ultrasonic examination equipment
DE2961961D1 (en) Methods and apparatus for the generation and transmission of signals for echo location and geophysical and other signalling purposes
GB2064256B (en) Surface acoustic wave devices and system including such devices
IT1188794B (it) Metodo e dispositivo per la trasmissione di segnali vocali
IT1108812B (it) Apparecchiatura esaminatrice ad ultrasuoni
JPS547786A (en) Ultrasonic wave receiver
IT1158706B (it) Apparecchiatura per la trasmissione e ricezione numerica di informazioni
IT1086711B (it) Apparecchiatura per la trasmissione e ricezione di segnali acustici in particolare per scopi didattici
IT1151025B (it) Disposizione circuitale per la trasmissione e la conseguente ripetizione diretta di un impulso
JPS5433757A (en) Ultrasonic wave receiver
JPS5482186A (en) Electroacoustic transducer
IT1068402B (it) Procedimento ed apparecchiatura per generare segnali acustici subacquei
IT1096023B (it) Apparecchiatura per la trasmissione e la visualizzazione di segnali
JPS5485761A (en) Sound signal processor and its method
JPS5418724A (en) Plane acoustic transducer