JPS50151404A - - Google Patents
Info
- Publication number
- JPS50151404A JPS50151404A JP5327275A JP5327275A JPS50151404A JP S50151404 A JPS50151404 A JP S50151404A JP 5327275 A JP5327275 A JP 5327275A JP 5327275 A JP5327275 A JP 5327275A JP S50151404 A JPS50151404 A JP S50151404A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers 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
-
- 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
- H03F3/3067—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output with asymmetrical driving of the end stage
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46852574A | 1974-05-09 | 1974-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50151404A true JPS50151404A (enExample) | 1975-12-05 |
Family
ID=23860155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5327275A Pending JPS50151404A (enExample) | 1974-05-09 | 1975-05-06 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS50151404A (enExample) |
| CH (1) | CH596728A5 (enExample) |
| DE (1) | DE2517993A1 (enExample) |
| DK (1) | DK200975A (enExample) |
| GB (1) | GB1475845A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59200510A (ja) * | 1983-04-26 | 1984-11-13 | Citizen Watch Co Ltd | 低消費電力増巾器 |
-
1975
- 1975-04-23 DE DE19752517993 patent/DE2517993A1/de active Pending
- 1975-04-29 CH CH549675A patent/CH596728A5/xx not_active IP Right Cessation
- 1975-05-06 JP JP5327275A patent/JPS50151404A/ja active Pending
- 1975-05-07 DK DK200975A patent/DK200975A/da unknown
- 1975-05-08 GB GB1946375A patent/GB1475845A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK200975A (da) | 1975-11-10 |
| GB1475845A (en) | 1977-06-10 |
| DE2517993A1 (de) | 1975-11-27 |
| CH596728A5 (enExample) | 1978-03-15 |