ES443948A1 - Perfeccionamientos en circuitos amplificadores de banda an- cha. - Google Patents
Perfeccionamientos en circuitos amplificadores de banda an- cha.Info
- Publication number
- ES443948A1 ES443948A1 ES443948A ES443948A ES443948A1 ES 443948 A1 ES443948 A1 ES 443948A1 ES 443948 A ES443948 A ES 443948A ES 443948 A ES443948 A ES 443948A ES 443948 A1 ES443948 A1 ES 443948A1
- Authority
- ES
- Spain
- Prior art keywords
- feedback amplifier
- dual feedback
- current
- voltage feedback
- gain
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 230000009977 dual effect Effects 0.000 title 1
- 230000001419 dependent effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/537,433 US3972002A (en) | 1974-12-30 | 1974-12-30 | Dual feedback amplifier |
Publications (1)
Publication Number | Publication Date |
---|---|
ES443948A1 true ES443948A1 (es) | 1977-04-16 |
Family
ID=24142619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES443948A Expired ES443948A1 (es) | 1974-12-30 | 1975-12-30 | Perfeccionamientos en circuitos amplificadores de banda an- cha. |
Country Status (12)
Country | Link |
---|---|
US (1) | US3972002A (es) |
JP (1) | JPS5190548A (es) |
AU (1) | AU504019B2 (es) |
BE (1) | BE837072A (es) |
CA (1) | CA1040721A (es) |
DE (1) | DE2558981A1 (es) |
ES (1) | ES443948A1 (es) |
FR (1) | FR2296961A1 (es) |
GB (1) | GB1526090A (es) |
IT (1) | IT1052736B (es) |
NL (1) | NL7515133A (es) |
SE (1) | SE403016B (es) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53101252A (en) * | 1977-02-16 | 1978-09-04 | Sony Corp | Feedback-type amplifier circuit |
FR2462057A1 (fr) * | 1979-07-23 | 1981-02-06 | Trt Telecom Radio Electr | Amplificateur presentant une impedance de sortie determinee |
JPS6134749Y2 (es) * | 1979-09-28 | 1986-10-09 | ||
NL182109C (nl) * | 1980-06-20 | 1988-01-04 | Philips Nv | Actieve antenne. |
US4348643A (en) * | 1980-11-05 | 1982-09-07 | General Electric Company | Constant phase limiter |
US4683435A (en) * | 1985-01-09 | 1987-07-28 | Anatel Instrument Corporation | Circuit for compensating non-linearities in electrolyte conductivity measurement system |
US4916409A (en) * | 1988-06-15 | 1990-04-10 | Tracy Daniel L | Signal conditioner system for musical instruments |
JP2752795B2 (ja) * | 1991-02-06 | 1998-05-18 | 山形日本電気株式会社 | 負帰還増幅器 |
JP2555926B2 (ja) * | 1993-04-28 | 1996-11-20 | 日本電気株式会社 | 中間周波増幅回路 |
US5761316A (en) * | 1996-02-27 | 1998-06-02 | Pritchard; Eric K. | Variable and reactive audio power amplifier |
JP2005117618A (ja) * | 2003-09-19 | 2005-04-28 | Sharp Corp | 集積回路及び光ピックアップ装置 |
US7053705B2 (en) * | 2003-12-22 | 2006-05-30 | Tymphany Corporation | Mixed-mode (current-voltage) audio amplifier |
ITMI20060113A1 (it) * | 2006-01-24 | 2007-07-25 | Milano Politecnico | Circuito per il condizionamento di un segnale |
US8729962B2 (en) | 2011-12-15 | 2014-05-20 | Qualcomm Incorporated | Millimeter wave power amplifier |
CN107623496A (zh) * | 2017-09-30 | 2018-01-23 | 中国科学技术大学 | 一种带双路阻性反馈的宽带微波集成低噪声放大器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2131393A (en) * | 1936-12-05 | 1938-09-27 | Bell Telephone Labor Inc | Electric wave amplifying system |
BE491203A (es) * | 1948-11-06 | |||
DE1272997B (de) * | 1966-07-27 | 1968-07-18 | Siemens Ag | Verstaerkeranordnung mit Parallel- und Reihenrueckkopplung vom Ausgang auf den Eingang |
US3493882A (en) * | 1967-02-17 | 1970-02-03 | Avantek | Unit transistor amplifier with matched input and output impedances |
DE1287143B (de) * | 1967-12-29 | 1969-01-16 | Telefunken Patent | Schaltungsanordnung zur gehoerrichtigen Lautstaerkeeinstellung |
JPS5312153B2 (es) * | 1971-11-26 | 1978-04-27 |
-
1974
- 1974-12-30 US US05/537,433 patent/US3972002A/en not_active Expired - Lifetime
-
1975
- 1975-11-26 CA CA240,525A patent/CA1040721A/en not_active Expired
- 1975-12-17 SE SE7514298A patent/SE403016B/xx unknown
- 1975-12-23 FR FR7539467A patent/FR2296961A1/fr active Granted
- 1975-12-23 IT IT70180/75A patent/IT1052736B/it active
- 1975-12-24 BE BE163108A patent/BE837072A/xx unknown
- 1975-12-24 AU AU87858/75A patent/AU504019B2/en not_active Expired
- 1975-12-29 NL NL7515133A patent/NL7515133A/xx not_active Application Discontinuation
- 1975-12-29 DE DE19752558981 patent/DE2558981A1/de not_active Withdrawn
- 1975-12-29 GB GB53058/75A patent/GB1526090A/en not_active Expired
- 1975-12-29 JP JP50159668A patent/JPS5190548A/ja active Pending
- 1975-12-30 ES ES443948A patent/ES443948A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1040721A (en) | 1978-10-17 |
AU8785875A (en) | 1977-06-30 |
JPS5190548A (es) | 1976-08-09 |
AU504019B2 (en) | 1979-09-27 |
FR2296961A1 (fr) | 1976-07-30 |
US3972002A (en) | 1976-07-27 |
IT1052736B (it) | 1981-07-20 |
FR2296961B1 (es) | 1979-01-19 |
SE403016B (sv) | 1978-07-24 |
BE837072A (fr) | 1976-04-16 |
SE7514298L (sv) | 1976-07-01 |
GB1526090A (en) | 1978-09-27 |
NL7515133A (nl) | 1976-07-02 |
DE2558981A1 (de) | 1976-07-08 |
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