HU189500B - Clas bc power amplifier - Google Patents
Clas bc power amplifier Download PDFInfo
- Publication number
- HU189500B HU189500B HU76581A HU76581A HU189500B HU 189500 B HU189500 B HU 189500B HU 76581 A HU76581 A HU 76581A HU 76581 A HU76581 A HU 76581A HU 189500 B HU189500 B HU 189500B
- Authority
- HU
- Hungary
- Prior art keywords
- transistor
- class
- emitter
- preamplifier
- power amplifier
- Prior art date
Links
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
- H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
-
- 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0244—Stepped control
-
- 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
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Compounds Of Unknown Constitution (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG8047170A BG32251A1 (en) | 1980-03-31 | 1980-03-31 | Power amplifyier class bc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU189500B true HU189500B (en) | 1986-07-28 |
Family
ID=3907290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU76581A HU189500B (en) | 1980-03-31 | 1981-03-26 | Clas bc power amplifier |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5717210A (cs) |
| AT (1) | AT381191B (cs) |
| BG (1) | BG32251A1 (cs) |
| CS (1) | CS245708B1 (cs) |
| DD (1) | DD161117A3 (cs) |
| DE (1) | DE3110379C2 (cs) |
| FR (1) | FR2479604A1 (cs) |
| HU (1) | HU189500B (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BG34745A1 (en) * | 1982-03-01 | 1983-11-15 | Vasilev | Power amplifier of class bc |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3483425A (en) * | 1967-08-31 | 1969-12-09 | Burroughs Corp | Controlled-bias current amplifier |
| DE1918618A1 (de) * | 1969-04-12 | 1970-10-15 | Licentia Gmbh | Transistorwechselstromverstaerker mit einer Gegentaktendstufe |
| FR2098772A5 (cs) * | 1970-07-27 | 1972-03-10 | Comp Generale Electricite | |
| US3753138A (en) * | 1971-06-03 | 1973-08-14 | Ampex | Amplifier system with continuously variable supply |
| DE2217208A1 (de) * | 1972-04-10 | 1973-10-18 | Vdo Schindling | Verstaerker fuer steuer- und regelkreise |
| JPS5915403B2 (ja) * | 1975-10-24 | 1984-04-09 | 株式会社日立製作所 | オンキヨウヨウシユツリヨクゾウフクキ |
| DE2705604C3 (de) * | 1976-02-12 | 1979-12-20 | Hitachi, Ltd., Tokio | NF-Leistungsverstärker |
| DE2623379C3 (de) * | 1976-05-25 | 1978-10-26 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Breitbandverstärker mit verbessertem Zeitverhalten |
-
1980
- 1980-03-31 BG BG8047170A patent/BG32251A1/xx unknown
-
1981
- 1981-03-17 DE DE19813110379 patent/DE3110379C2/de not_active Expired
- 1981-03-17 CS CS811993A patent/CS245708B1/cs unknown
- 1981-03-17 AT AT123481A patent/AT381191B/de not_active IP Right Cessation
- 1981-03-24 DD DD22867881A patent/DD161117A3/de not_active IP Right Cessation
- 1981-03-26 HU HU76581A patent/HU189500B/hu active IP Right Revival
- 1981-03-30 FR FR8106303A patent/FR2479604A1/fr active Granted
- 1981-03-31 JP JP4832181A patent/JPS5717210A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CS245708B1 (en) | 1986-10-16 |
| CS199381A1 (en) | 1984-03-20 |
| AT381191B (de) | 1986-09-10 |
| DD161117A3 (de) | 1984-10-24 |
| JPS5717210A (en) | 1982-01-28 |
| DE3110379A1 (de) | 1982-05-27 |
| BG32251A1 (en) | 1982-06-15 |
| FR2479604A1 (fr) | 1981-10-02 |
| FR2479604B1 (cs) | 1984-12-21 |
| DE3110379C2 (de) | 1983-12-08 |
| ATA123481A (de) | 1986-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1321946A (en) | Amplifier protective circuits | |
| JPS5742208A (en) | Amplifying circuit for direct coupling circuit | |
| US3636464A (en) | Dc amplifier power-limited output stage | |
| GB1513920A (en) | Over current protection circuits | |
| HU189500B (en) | Clas bc power amplifier | |
| US4100464A (en) | Electric amplifying arrangements | |
| US4266199A (en) | Linear alternating-current amplifier | |
| GB756017A (en) | Improvements in gain control circuits for semiconductor amplifiers | |
| GB650445A (en) | Improvements in or relating to television circuit arrangements | |
| SU632086A1 (ru) | Устройство коммутации | |
| US3129388A (en) | Cathode bias clamp | |
| SU1197051A1 (ru) | Усилитель мощности | |
| SU1270873A1 (ru) | Выходной каскад усилител с индуктивной нагрузкой | |
| JPS6333367Y2 (cs) | ||
| SU1385254A2 (ru) | Выходной двухтактный каскад | |
| SU803069A1 (ru) | Устройство дл защиты электро-уСТАНОВКи | |
| RU1082284C (ru) | Пороговое устройство | |
| SU1628183A1 (ru) | Усилитель мощности | |
| JPS6419417A (en) | Constant voltage source circuit | |
| SU1083340A1 (ru) | Усилитель мощности | |
| SU543134A1 (ru) | Усилитель мощности | |
| JPS5940674Y2 (ja) | 電圧−絶対値電流変換回路 | |
| SU911455A1 (ru) | Двухпороговое устройство | |
| SU419882A1 (ru) | Фазочувствительный усилитель | |
| SU1575290A1 (ru) | Усилитель |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DNF4 | Restoration of lapsed final prot. |