CH329089A - Differential amplifier - Google Patents

Differential amplifier

Info

Publication number: CH329089A
Authority: CH; Switzerland
Prior art keywords: differential amplifier; amplifier; differential
Prior art date: 1953-08-24

Application number

Other languages

German (de)

Inventor

Klein Gerrit

Original Assignee

Philips Nv

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.)

1953-08-24

Filing date

1955-01-24

Publication date

1958-04-15

1955-01-24 Application filed by Philips Nv filed Critical Philips Nv

1958-04-15 Publication of CH329089A publication Critical patent/CH329089A/en

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F5/00—Amplifiers with both discharge tubes and semiconductor devices as amplifying elements
- 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
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/36—DC amplifiers in which all stages are DC-coupled with tubes only
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/42—Amplifiers with two or more amplifying elements having their DC paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers
- H03F3/44—Amplifiers with two or more amplifying elements having their DC paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers with tubes only

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)
Circuit Arrangements For Discharge Lamps (AREA)
Switches Operated By Changes In Physical Conditions (AREA)
Photometry And Measurement Of Optical Pulse Characteristics (AREA)

CH329089D 1953-08-24 1955-01-24 Differential amplifier CH329089A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL761298X		1953-08-24
NL329089X		1954-01-25

Publications (1)

Publication Number	Publication Date
CH329089A true CH329089A (en)	1958-04-15

Family

ID=31980706

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CH331260D CH331260A (en)	1953-08-24	1954-08-23	Differential amplifier
CH329089D CH329089A (en)	1953-08-24	1955-01-24	Differential amplifier

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
CH331260D CH331260A (en)	1953-08-24	1954-08-23	Differential amplifier

Country Status (6)

Country	Link
US (1)	US2780682A (en)
BE (2)	BE531370A (en)
CH (2)	CH331260A (en)
DE (3)	DE971705C (en)
FR (3)	FR1112775A (en)
GB (3)	GB767997A (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2946016A (en) *	1954-10-26	1960-07-19	Lab For Electronics Inc	All-pass network amplifier
GB839975A (en) *	1955-07-28	1960-06-29	Telephone Mfg Co Ltd	Improvements in and relating to signal switched telecommunication circuits
US3085209A (en) *	1956-04-05	1963-04-09	Carlson Arthur William	Wide-band differential amplification
US3111643A (en) *	1956-05-21	1963-11-19	Gilfillan Bros Inc	Air traffic schedule monitoring method and system
DE1168974B (en) *	1956-07-03	1964-04-30	Telefunken Patent	Transistor stage in emitter circuit with measures to compensate for the influence of operating voltage and temperature changes
US2909622A (en) *	1956-08-20	1959-10-20	Cons Electrodynamics Corp	Direct current differential amplifying system
US2933693A (en) *	1957-05-03	1960-04-19	Lyle R Battersby	Sensitivity control circuit
US2896031A (en) *	1957-10-15	1959-07-21	Epsco Inc	Differential amplifier
US3125755A (en) *	1957-12-09	1964-03-17		Local
US3042876A (en) *	1958-01-30	1962-07-03	Statham Instrument Inc	Differential transistorized amplifier
US3046487A (en) *	1958-03-21	1962-07-24	Texas Instruments Inc	Differential transistor amplifier
US3024361A (en) *	1958-04-18	1962-03-06	Philips Corp	Tuning and overload indicator circuit
US2941155A (en) *	1958-06-02	1960-06-14	Epsco Inc	Differential amplifier
DE1120584B (en) *	1958-06-14	1961-12-28	Siemens Ag	Arrangement for generating over long periods of highly stable control currents for Hall sensors
US3168709A (en) *	1960-12-14	1965-02-02	Honeywell Inc	Stabilized transistor difference amplifier
NL122956C (en) *	1961-04-28
US3275944A (en) *	1963-11-26	1966-09-27	Bendix Corp	High voltage d.c. coupled differential amplifier including series energized transistors
US3482177A (en) *	1966-10-03	1969-12-02	Gen Electric	Transistor differential operational amplifier
US3541465A (en) *	1966-12-28	1970-11-17	Hitachi Ltd	Transistor differential amplifier circuit
US3568081A (en) *	1968-09-09	1971-03-02	Honeywell Inc	Differential amplifier with predetermined deadband
US3725807A (en) *	1970-08-31	1973-04-03	Westinghouse Electric Corp	Direct current amplifier

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2358428A (en) *	1940-09-07	1944-09-19	Emi Ltd	Thermionic valve amplifier circuit arrangement
US2329073A (en) *	1943-01-01	1943-09-07	Rca Corp	Thermionic tube circuit
GB579685A (en) *	1944-04-24	1946-08-13	Hugh Lyon Mansford	Improvements in or relating to thermionic amplifiers
US2624778A (en) *	1945-10-25	1953-01-06	Gilbert J Perlow	Electronic fluxmeter and alternating current amplifier
FR963498A (en) *	1947-05-23	1950-07-11
US2594530A (en) *	1948-10-02	1952-04-29	Bell Telephone Labor Inc	Amplifying system
US2592193A (en) *	1949-03-03	1952-04-08	Us Sec War	Means for reducing amplitude distortion in cathode-follower amplifiers
US2631198A (en) *	1950-03-11	1953-03-10	Cons Electric Company	Direct current amplifier
DE848207C (en) *	1951-02-03	1952-09-01	Fritz Schwarzer	Push-pull reverse circuit for amplifier
DE853297C (en) *	1951-05-03	1952-10-23	Fritz Schwarzer	Cascade amplifier in direct current coupling

1954
- 1954-08-20 GB GB24298/54A patent/GB767997A/en not_active Expired
- 1954-08-20 GB GB24297/54A patent/GB761298A/en not_active Expired
- 1954-08-22 DE DEN9370A patent/DE971705C/en not_active Expired
- 1954-08-22 DE DEN9369A patent/DE964331C/en not_active Expired
- 1954-08-23 CH CH331260D patent/CH331260A/en unknown
- 1954-08-23 FR FR1112775D patent/FR1112775A/en not_active Expired
- 1954-08-23 FR FR1106637D patent/FR1106637A/en not_active Expired
- 1954-08-24 BE BE531370D patent/BE531370A/xx unknown
1955
- 1955-01-20 DE DEN10090A patent/DE1023487B/en active Pending
- 1955-01-24 BE BE535111D patent/BE535111A/xx unknown
- 1955-01-24 US US483621A patent/US2780682A/en not_active Expired - Lifetime
- 1955-01-24 CH CH329089D patent/CH329089A/en unknown
- 1955-01-25 GB GB2209/55A patent/GB771083A/en not_active Expired
- 1955-01-25 FR FR1118236D patent/FR1118236A/en not_active Expired

Also Published As

Publication number	Publication date
CH331260A (en)	1958-07-15
DE1023487B (en)	1958-01-30
GB771083A (en)	1957-03-27
FR1112775A (en)	1956-03-19
BE535111A (en)	1958-12-05
BE531370A (en)	1957-11-22
US2780682A (en)	1957-02-05
GB761298A (en)	1956-11-14
DE964331C (en)	1957-05-23
GB767997A (en)	1957-02-13
DE971705C (en)	1959-03-19
FR1118236A (en)	1956-06-01
FR1106637A (en)	1955-12-21

Publication	Publication Date	Title
NL187779B (en)		AUDIO AMPLIFIER.
FR1112775A (en)	1956-03-19	Differential amplifier
CH334859A (en)	1958-12-15	Travelingwave amplifier
FR1106840A (en)	1955-12-23	Cascade amplifier
CH323190A (en)	1957-07-15	Counter-coupled transistor amplifier
CH324912A (en)	1957-10-15	Two-way amplifier circuit
CH321340A (en)	1957-04-30	Counter-coupled amplifier
CH323188A (en)	1957-07-15	Counter-coupled transistor amplifier
FR1113321A (en)	1956-03-28	Magnetic amplifiers
FR1111379A (en)	1956-02-27	Differential mechanism
CH316436A (en)	1956-10-15	petard
CH321709A (en)	1957-05-15	Transistor amplifier
FR1102679A (en)	1955-10-25	Differential
FR1114360A (en)	1956-04-11	Amplifiers
FR1112349A (en)	1956-03-13	Magnetic amplifier
FR1105847A (en)	1955-12-08	Cascade amplifier
FR1113292A (en)	1956-03-26	Magnetic amplifiers
FR1105263A (en)	1955-11-29	Magnetic amplifier
AT183794B (en)	1955-11-10	Counter-coupled transistor amplifier
AT185406B (en)	1956-04-25	Counter-coupled transistor amplifier
FR1108118A (en)	1956-01-09	Transistron amplifiers
FR1054954A (en)	1954-02-15	Differential magnetic amplifier
FR1070254A (en)	1954-07-21	bookshelf
AT188394B (en)	1957-01-10	Differential amplifier
AT185448B (en)	1956-04-25	Differential amplifier