CH347549A - Transistorverstärker - Google Patents
TransistorverstärkerInfo
- Publication number
- CH347549A CH347549A CH347549DA CH347549A CH 347549 A CH347549 A CH 347549A CH 347549D A CH347549D A CH 347549DA CH 347549 A CH347549 A CH 347549A
- Authority
- CH
- Switzerland
- Prior art keywords
- transistor amplifier
- amplifier
- transistor
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3057—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one diode as controlling device
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US558355A US3014186A (en) | 1956-01-10 | 1956-01-10 | Tuned transistor amplifier with frequency and bandwidth stabilization |
Publications (1)
Publication Number | Publication Date |
---|---|
CH347549A true CH347549A (de) | 1960-07-15 |
Family
ID=24229225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH347549D CH347549A (de) | 1956-01-10 | 1956-12-26 | Transistorverstärker |
Country Status (5)
Country | Link |
---|---|
US (1) | US3014186A (de) |
BE (1) | BE553540A (de) |
CH (1) | CH347549A (de) |
DE (1) | DE1033262B (de) |
FR (1) | FR1164111A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1278524B (de) * | 1965-04-09 | 1968-09-26 | Standard Elektrik Lorenz Ag | Regelbare Transistorstufe zur Leistungsverstaerkung von Signalen |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1204286B (de) * | 1961-03-23 | 1965-11-04 | Telefunken Patent | Selektiver regelbarer Transistorverstaerker |
US3272915A (en) * | 1962-04-02 | 1966-09-13 | Rca Corp | Color television receiver including transistorized color killer |
DE1190048B (de) * | 1963-09-04 | 1965-04-01 | Siemens Ag | Schaltungsanordnung mit wenigstens einer in ihrer Verstaerkung regelbaren, selektiven Verstaerkerstufe |
US3309617A (en) * | 1964-05-04 | 1967-03-14 | Philco Ford Corp | Controllable gain transistor amplifier utilizing current-variable impedance in emitter circuit for providing controllable signal degeneration |
US3315175A (en) * | 1964-07-24 | 1967-04-18 | Jr Samuel G Shepherd | Compensated degenerative gain control for transistor amplifiers |
US3408587A (en) * | 1966-08-15 | 1968-10-29 | Philco Ford Corp | Variable gain amplifier |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB414187A (en) * | 1933-04-10 | 1934-08-02 | Emi Ltd | Improvements in and relating to wireless and like receivers |
US2167400A (en) * | 1937-01-21 | 1939-07-25 | Hazeltine Corp | Variable selectivity radio receiver |
US2273639A (en) * | 1938-10-25 | 1942-02-17 | Rca Corp | Selectivity control circuit |
BE469045A (de) * | 1943-01-22 | |||
US2676214A (en) * | 1950-03-08 | 1954-04-20 | Hartford Nat Bank & Trust Co | Pulse amplifier |
US2750452A (en) * | 1951-03-21 | 1956-06-12 | Rca Corp | Selectivity control circuit |
NL162607B (nl) * | 1951-06-27 | Inventio Ag | Schakelinrichting voor het besturen en bewaken van een paternosterlift voor transportbakken. | |
US2757243A (en) * | 1951-09-17 | 1956-07-31 | Bell Telephone Labor Inc | Transistor circuits |
US2774866A (en) * | 1956-01-30 | 1956-12-18 | Emerson Radio & Phonograph Cor | Automatic gain and band width control for transistor circuits |
-
0
- BE BE553540D patent/BE553540A/xx unknown
-
1956
- 1956-01-10 US US558355A patent/US3014186A/en not_active Expired - Lifetime
- 1956-12-26 CH CH347549D patent/CH347549A/de unknown
-
1957
- 1957-01-08 DE DET13074A patent/DE1033262B/de active Pending
- 1957-01-09 FR FR1164111D patent/FR1164111A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1278524B (de) * | 1965-04-09 | 1968-09-26 | Standard Elektrik Lorenz Ag | Regelbare Transistorstufe zur Leistungsverstaerkung von Signalen |
Also Published As
Publication number | Publication date |
---|---|
BE553540A (de) | |
DE1033262B (de) | 1958-07-03 |
US3014186A (en) | 1961-12-19 |
FR1164111A (fr) | 1958-10-06 |
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