NL244161A - - Google Patents
Info
- Publication number
- NL244161A NL244161A NL244161DA NL244161A NL 244161 A NL244161 A NL 244161A NL 244161D A NL244161D A NL 244161DA NL 244161 A NL244161 A NL 244161A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/22—Automatic control in amplifiers having discharge tubes
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Microwave Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL244161 | 1959-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL244161A true NL244161A (fr) |
Family
ID=19751971
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL244161D NL244161A (fr) | 1959-10-08 | ||
| NL106408D NL106408C (fr) | 1959-10-08 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL106408D NL106408C (fr) | 1959-10-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3159795A (fr) |
| CH (1) | CH382231A (fr) |
| DE (3) | DE1248125B (fr) |
| DK (1) | DK109900C (fr) |
| ES (1) | ES261497A1 (fr) |
| GB (1) | GB940434A (fr) |
| NL (2) | NL106408C (fr) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1668748A (en) * | 1923-03-23 | 1928-05-08 | Western Electric Co | Means for testing electron tubes |
| US1616156A (en) * | 1924-10-07 | 1927-02-01 | Western Electric Co | System for energizing and testing repeaters |
| US2679554A (en) * | 1950-05-31 | 1954-05-25 | Gen Electric | Electronic switching apparatus |
| DE1000456B (de) * | 1955-07-08 | 1957-01-10 | Standard Elektrik Ag | Verstaerkeranordnung mit Ersatzschaltung zur automatischen Umschaltung von einer Betriebsroehre auf eine Ersatzroehre im Falle einer Stoerung |
| US2961607A (en) * | 1956-07-27 | 1960-11-22 | Gen Precision Inc | Automatic testing system |
-
0
- NL NL244161D patent/NL244161A/xx unknown
- NL NL106408D patent/NL106408C/xx active
-
1960
- 1960-09-29 US US59216A patent/US3159795A/en not_active Expired - Lifetime
- 1960-10-04 DE DEN19000A patent/DE1248125B/de active Pending
- 1960-10-04 DE DEN30853A patent/DE1287150B/de active Pending
- 1960-10-04 DE DEN30852A patent/DE1275144B/de active Pending
- 1960-10-05 ES ES0261497A patent/ES261497A1/es not_active Expired
- 1960-10-05 DK DK389760AA patent/DK109900C/da active
- 1960-10-05 CH CH1119960A patent/CH382231A/de unknown
- 1960-10-05 GB GB34154/60A patent/GB940434A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3159795A (en) | 1964-12-01 |
| DE1275144B (de) | 1968-08-14 |
| DK109900C (da) | 1968-07-29 |
| ES261497A1 (es) | 1961-03-01 |
| DE1287150B (de) | 1969-01-16 |
| NL106408C (fr) | |
| CH382231A (de) | 1964-09-30 |
| DE1248125B (de) | 1967-08-24 |
| GB940434A (en) | 1963-10-30 |