DE303902C - - Google Patents
Info
- Publication number
- DE303902C DE303902C DENDAT303902D DE303902DA DE303902C DE 303902 C DE303902 C DE 303902C DE NDAT303902 D DENDAT303902 D DE NDAT303902D DE 303902D A DE303902D A DE 303902DA DE 303902 C DE303902 C DE 303902C
- Authority
- DE
- Germany
- Prior art keywords
- phonic
- telegraph
- receiver
- telephone
- direct current
- 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.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 2
- 101150111878 Vegfd gene Proteins 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
- H04L15/24—Apparatus or circuits at the receiving end
- H04L15/28—Code reproducing apparatus
- H04L15/285—Telegraph sounders; Apparatus for acoustic reception
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE303902C true DE303902C (enrdf_load_stackoverflow) |
Family
ID=557563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT303902D Active DE303902C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE303902C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT303902D patent/DE303902C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB190114579A (en) | Improvements in and relating to the Transmission of Electrical Energy. | |
| DE1141343B (de) | Schaltungsanordnung fuer Fernsprechteilnehmerstationen mit einer Tastwahlvorrichtung | |
| US1958166A (en) | Electrical signal receiver | |
| DE303902C (enrdf_load_stackoverflow) | ||
| US1726947A (en) | Distant control device for use over telephone lines | |
| DE102006035006A1 (de) | Verstärker für einen Radiofrequenzsender zum Übertragen eines Sendesignals an eine otologische Vorrichtung | |
| US1655537A (en) | Amplifier circuits | |
| DE156866C (enrdf_load_stackoverflow) | ||
| DE308522C (enrdf_load_stackoverflow) | ||
| US721084A (en) | Audible electrical telegraphy. | |
| AT19724B (de) | Einrichtung zum Telephonieren und Telegraphieren auf einem einzigen Drahte zwischen zwei oder mehreren Zentralen. | |
| US287356A (en) | Geobge lee andeks | |
| DE564799C (de) | Relaisanordnung fuer Sender der drahtlosen Telegraphie und Telephonie | |
| DE424840C (de) | Schaltungsanordnung fuer Fernsprechverkehr mit Hochfrequenzstroemen zwischen je zwei von mehreren an eine gemeinsame Leitung angeschlossenen Sprechstellen | |
| DE537201C (de) | Anordnung zum Gegensprechen mittels hochfrequenter Wellen | |
| DE233108C (enrdf_load_stackoverflow) | ||
| DE1034701B (de) | Schaltungsanordnung fuer Teilnehmerstellen in Fernmelde-, insbesondere Fernsprechanlagen, mit Tastaturwahl | |
| US957973A (en) | Signaling system. | |
| DE293072C (enrdf_load_stackoverflow) | ||
| US737711A (en) | Anti-induction telephone system. | |
| US1229796A (en) | Telegraph and telephone system. | |
| DE872373C (de) | Schaltungsanordnung fuer Vermittlungsplaetze in Fernsprechanlagen | |
| US1333014A (en) | Signaling system | |
| DE208750C (enrdf_load_stackoverflow) | ||
| DE212513C (enrdf_load_stackoverflow) |