NL77626C - - Google Patents
Info
- Publication number
- NL77626C NL77626C NL77626DA NL77626C NL 77626 C NL77626 C NL 77626C NL 77626D A NL77626D A NL 77626DA NL 77626 C NL77626 C NL 77626C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
- H03F1/542—Replacing by standby devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
- Emergency Protection Circuit Devices (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL263133X | 1947-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL77626C true NL77626C (en:Method) | 1900-01-01 |
Family
ID=19781597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL77626D NL77626C (en:Method) | 1947-01-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2515599A (en:Method) |
| CH (1) | CH263133A (en:Method) |
| DE (1) | DE828410C (en:Method) |
| GB (1) | GB645621A (en:Method) |
| NL (1) | NL77626C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2992363A (en) * | 1955-06-03 | 1961-07-11 | Gasaccumulator Svenska Ab | Stand-by unit arrangement |
| NL205669A (en:Method) * | 1956-03-22 | 1900-01-01 | ||
| DE1040075B (de) * | 1956-07-03 | 1958-10-02 | Siemens Ag | Umschaltanordnung in elektroakustischen UEbertragungsanlagen |
| NL273438A (en:Method) * | 1961-01-13 | |||
| GB1037833A (en) * | 1963-03-07 | 1966-08-03 | Elliott Brothers London Ltd | Improvements in or relating to the construction of electronic equipment |
| DE1221296B (de) * | 1964-07-10 | 1966-07-21 | Standard Elektrik Lorenz Ag | Schaltungsanordnung zur Umschaltung zwischen zwei Ton- bzw. Hochfrequenzgeneratoren von Nachrichtenanlagen, insbesondere solchen von Traegerfrequenzanlagen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE425740A (en:Method) * | 1937-01-13 |
-
0
- NL NL77626D patent/NL77626C/xx active
-
1948
- 1948-01-16 US US273848 patent/US2515599A/en not_active Expired - Lifetime
- 1948-01-21 GB GB184448A patent/GB645621A/en not_active Expired
- 1948-01-22 CH CH263133D patent/CH263133A/de unknown
- 1948-12-21 DE DEP25647D patent/DE828410C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB645621A (en) | 1950-11-01 |
| CH263133A (de) | 1949-08-15 |
| DE828410C (de) | 1952-01-17 |
| US2515599A (en) | 1950-07-18 |