CH296850A - Broadband amplifier. - Google Patents

Broadband amplifier.

Info

Publication number: CH296850A
Authority: CH; Switzerland
Prior art keywords: broadband amplifier; broadband; amplifier
Prior art date: 1948-12-22

Application number

Other languages

French (fr)

Inventor

Holmes Mcintosh Frank

Original Assignee

Holmes Mcintosh Frank

Priority date (The priority date 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 date listed.)

1948-12-22

Filing date

1949-12-17

Publication date

1954-02-28

1949-12-17 Application filed by Holmes Mcintosh Frank filed Critical Holmes Mcintosh Frank

1954-02-28 Publication of CH296850A publication Critical patent/CH296850A/en

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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Multimedia (AREA)
Amplifiers (AREA)

CH296850D 1948-12-22 1949-12-17 Broadband amplifier. CH296850A (en)

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
CH296850A true CH296850A (en)	1954-02-28

Family

ID=22071389

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH296850D CH296850A (en)	1948-12-22	1949-12-17	Broadband amplifier.

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
FR1002802A (en)	1952-03-11
NL150547B (en)
DE842502C (en)	1952-06-26
US2477074A (en)	1949-07-26
GB677921A (en)	1952-08-27
NL79816C (en)

Publication	Publication Date	Title
CH296850A (en)	1954-02-28	Broadband amplifier.
CH278969A (en)	1951-11-15	Stylograph.
NL146666B (en)		SIGNAL AMPLIFIER.
CH274386A (en)	1951-03-31	Blocking amplifier.
FR996570A (en)	1951-12-21	Broadband frequency multipliers
CH275030A (en)	1951-04-30	Push-pull amplifier.
CH273259A (en)	1951-01-31	Broadband amplifier.
FR1039527A (en)	1953-10-07	Broadband amplifier
DK72645C (en)	1951-06-18	Inseminator.
CH273823A (en)	1951-02-28	Electron tube amplifier.
DK76149C (en)	1953-07-27	Broadband amplifier.
ES16467Y (en)	1948-11-16	Wet them.
FR57970E (en)	1953-09-18	Feedback amplifier
FR1051145A (en)	1954-01-13	broadband transmitter
FR1011235A (en)	1952-06-20	High sensitivity amplifier
CH274064A (en)	1951-03-15	Amplifier machine.
FR982707A (en)	1951-06-14	Multiple hoe
DK74161C (en)	1952-05-12	Harmonica.
CH273720A (en)	1951-02-28	Harmonica.
ES19077Y (en)	1949-07-01	Folding furniture-bed.
ES16947Y (en)	1948-12-16	Improved box-pack.
ES17645Y (en)	1948-12-16	Perfected felt.
ES17868Y (en)	1949-03-01	Transfuser.
DK72855C (en)	1951-07-30	Limpasta.
ES17801Y (en)	1949-03-01	Coffee-kettle.