NL53360C - - Google Patents
Info
- Publication number
- NL53360C NL53360C NL81191A NL81191A NL53360C NL 53360 C NL53360 C NL 53360C NL 81191 A NL81191 A NL 81191A NL 81191 A NL81191 A NL 81191A NL 53360 C NL53360 C NL 53360C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/24—Automatic control in frequency-selective amplifiers
- H03G5/26—Automatic control in frequency-selective amplifiers having discharge tubes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63577A US2262707A (en) | 1936-02-12 | 1936-02-12 | Adjustable band-pass selector |
Publications (1)
Publication Number | Publication Date |
---|---|
NL53360C true NL53360C (de) | 1942-10-15 |
Family
ID=22050130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL81191A NL53360C (de) | 1936-02-12 | 1937-02-11 |
Country Status (6)
Country | Link |
---|---|
US (1) | US2262707A (de) |
AT (1) | AT153942B (de) |
DE (1) | DE681057C (de) |
FR (1) | FR817749A (de) |
GB (1) | GB478226A (de) |
NL (1) | NL53360C (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2480171A (en) * | 1943-02-18 | 1949-08-30 | Sperry Corp | Pulse receiver system for improved target tracking |
US2514443A (en) * | 1943-06-07 | 1950-07-11 | Rca Corp | Selectivity control system |
US2498561A (en) * | 1945-09-06 | 1950-02-21 | Harry J Lipkin | Adjustable band-pass selector |
US2509062A (en) * | 1945-09-07 | 1950-05-23 | Emi Ltd | Selectable band width coupling network |
US2624838A (en) * | 1945-12-07 | 1953-01-06 | Int Standard Electric Corp | Radio receiver employing band pass coupling circuit arrangements |
US2516056A (en) * | 1946-02-26 | 1950-07-18 | Rca Corp | Method for tuning cascade tuned circuits |
US2438045A (en) * | 1946-11-01 | 1948-03-16 | Thor Corp | Control dial assembly |
US2579345A (en) * | 1947-07-05 | 1951-12-18 | Rca Corp | Amplifier band width control |
US2597629A (en) * | 1948-11-19 | 1952-05-20 | Gen Electric | Electron discharge amplifier |
US2743356A (en) * | 1949-06-25 | 1956-04-24 | Rca Corp | Tunable frequency systems of constant band width |
US2750452A (en) * | 1951-03-21 | 1956-06-12 | Rca Corp | Selectivity control circuit |
DE1293353B (de) * | 1953-02-13 | 1969-04-24 | Drexler | Kettenfilter aus wenigstens vier ueber Reaktanzen gekoppelten, in den Querzweigen angeordneten und gleich abgestimmten Parallelresonanzkreisen |
US2908877A (en) * | 1955-02-14 | 1959-10-13 | Gen Electric | Crystal filter |
US2947859A (en) * | 1955-08-11 | 1960-08-02 | Motorola Inc | Automatic control of coupling between input tuned circuits to vary attenuation and selectivity |
US2997674A (en) * | 1957-02-25 | 1961-08-22 | Hoffman Electronics Corp | Logarithmic signal limiting coupling circuit or the like |
GB856892A (en) * | 1957-11-14 | 1960-12-21 | Collins Radio Co | Means for reducing the threshold of angular-modulation receivers |
DE1212988B (de) * | 1959-03-11 | 1966-03-24 | Loewe Opta Ag | Mehrnormen-Fernsehempfaenger zum wahlweisen Empfang von Sendungen mit amplitudenmoduliertem oder mit frequenz-moduliertem Begleittonsignal |
DE1616787B1 (de) * | 1962-12-21 | 1972-06-29 | Siemens Ag | Fm-richtfunksystem fuer einrichtungen der elektrischen nachrichtentechnik |
-
1936
- 1936-02-12 US US63577A patent/US2262707A/en not_active Expired - Lifetime
-
1937
- 1937-01-21 GB GB1863/37A patent/GB478226A/en not_active Expired
- 1937-02-11 FR FR817749D patent/FR817749A/fr not_active Expired
- 1937-02-11 NL NL81191A patent/NL53360C/xx active
- 1937-02-11 AT AT153942D patent/AT153942B/de active
- 1937-02-12 DE DEH150599D patent/DE681057C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR817749A (fr) | 1937-09-09 |
DE681057C (de) | 1939-09-15 |
GB478226A (en) | 1938-01-14 |
US2262707A (en) | 1941-11-11 |
AT153942B (de) | 1938-07-25 |