NL79816C - - Google Patents
Info
- Publication number
- NL79816C NL79816C NL79816DA NL79816C NL 79816 C NL79816 C NL 79816C NL 79816D A NL79816D A NL 79816DA NL 79816 C NL79816 C NL 79816C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
- H01F19/06—Broad-band transformers, e.g. suitable for handling frequencies well down into the audio range
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/22—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
- H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
- H03F3/52—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with tubes only
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66741A US2477074A (en) | 1948-12-22 | 1948-12-22 | Wide band amplifier coupling circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL79816C true NL79816C (en) |
Family
ID=22071389
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL79816D NL79816C (en) | 1948-12-22 | ||
| NL737305804A NL150547B (en) | 1948-12-22 | SELF-BRAKING COILING GEAR WITH WORM AND WORM GEAR FOR A ROLLING SHUTTER OR SUCH VERTICALLY MOVABLE CLOSURE. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL737305804A NL150547B (en) | 1948-12-22 | SELF-BRAKING COILING GEAR WITH WORM AND WORM GEAR FOR A ROLLING SHUTTER OR SUCH VERTICALLY MOVABLE CLOSURE. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2477074A (en) |
| CH (1) | CH296850A (en) |
| DE (1) | DE842502C (en) |
| FR (1) | FR1002802A (en) |
| GB (1) | GB677921A (en) |
| NL (2) | NL150547B (en) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2704791A (en) * | 1949-04-29 | 1955-03-22 | Western Electric Co | Push-pull amplifier circuit |
| US2646467A (en) * | 1949-07-13 | 1953-07-21 | Frank H Mcintosh | Wide band amplifier |
| US2648727A (en) * | 1949-10-04 | 1953-08-11 | Crosley Broadeasting Corp | Push-pull wide band amplifier |
| US2659845A (en) * | 1950-02-13 | 1953-11-17 | Wayne Kerr Lab Ltd | High-frequency alternating current transformer |
| US2680218A (en) * | 1950-10-26 | 1954-06-01 | Acro Products Company | Audio transformer |
| US2673328A (en) * | 1950-11-18 | 1954-03-23 | Weston Electrical Instr Corp | Frequency meter |
| US2802907A (en) * | 1951-01-22 | 1957-08-13 | Gen Radio Co | Distortionless audio amplifier |
| US2860192A (en) * | 1953-05-01 | 1958-11-11 | Frank H Mcintosh | Amplifiers |
| US2871461A (en) * | 1953-11-20 | 1959-01-27 | Texas Co | Seismic prospecting |
| US2898399A (en) * | 1954-09-14 | 1959-08-04 | Rca Corp | Color television receivers |
| US2798202A (en) * | 1955-02-14 | 1957-07-02 | Electro Engineering Works | Push-pull modulating transformer |
| US2930985A (en) * | 1957-05-22 | 1960-03-29 | Burroughs Corp | Wide-band amplifier |
| US2980840A (en) * | 1958-08-08 | 1961-04-18 | Levy Lester | Wide band, low distortion, high efficiency amplifier |
| US3316504A (en) * | 1964-07-17 | 1967-04-25 | Crosley Broadcasting Corp | Circuit for extending bandwidth of a modulated amplifier |
| US4311977A (en) * | 1980-05-29 | 1982-01-19 | Continental Electronics Mfg. Co. | Output transformer |
| US5500632A (en) * | 1994-05-11 | 1996-03-19 | Halser, Iii; Joseph G. | Wide band audio transformer with multifilar winding |
| US5917396A (en) * | 1997-08-04 | 1999-06-29 | Halser, Iii; Joseph G. | Wideband audio output transformer with high frequency balanced winding |
| FR2962275B1 (en) | 2010-07-02 | 2012-07-20 | Tekcem | RECEIVER FOR MULTIVOYAL TRANSMISSION CHIP-A-CHIP NEAR FIELD |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1791236A (en) * | 1928-05-04 | 1931-02-03 | Radio Frequency Lab Inc | Electrical circuit and transformer therefor |
| US2187782A (en) * | 1935-10-15 | 1940-01-23 | Emi Ltd | Thermionic tube modulator |
-
0
- NL NL79816D patent/NL79816C/xx active
- NL NL737305804A patent/NL150547B/en unknown
-
1948
- 1948-12-22 US US66741A patent/US2477074A/en not_active Expired - Lifetime
-
1949
- 1949-12-14 FR FR1002802D patent/FR1002802A/en not_active Expired
- 1949-12-17 CH CH296850D patent/CH296850A/en unknown
- 1949-12-20 DE DEI288D patent/DE842502C/en not_active Expired
- 1949-12-22 GB GB32863/49A patent/GB677921A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE842502C (en) | 1952-06-26 |
| NL150547B (en) | |
| GB677921A (en) | 1952-08-27 |
| US2477074A (en) | 1949-07-26 |
| FR1002802A (en) | 1952-03-11 |
| CH296850A (en) | 1954-02-28 |