GB2303991B - Microphone amplifier with phantom power - Google Patents
Microphone amplifier with phantom powerInfo
- Publication number
- GB2303991B GB2303991B GB9515684A GB9515684A GB2303991B GB 2303991 B GB2303991 B GB 2303991B GB 9515684 A GB9515684 A GB 9515684A GB 9515684 A GB9515684 A GB 9515684A GB 2303991 B GB2303991 B GB 2303991B
- Authority
- GB
- United Kingdom
- Prior art keywords
- microphone amplifier
- phantom power
- phantom
- power
- microphone
- 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 - Fee Related
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
- H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9515684A GB2303991B (en) | 1995-07-31 | 1995-07-31 | Microphone amplifier with phantom power |
JP17233896A JPH0951237A (en) | 1995-07-31 | 1996-07-02 | Microphone amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9515684A GB2303991B (en) | 1995-07-31 | 1995-07-31 | Microphone amplifier with phantom power |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9515684D0 GB9515684D0 (en) | 1995-09-27 |
GB2303991A GB2303991A (en) | 1997-03-05 |
GB2303991B true GB2303991B (en) | 1998-12-23 |
Family
ID=10778541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9515684A Expired - Fee Related GB2303991B (en) | 1995-07-31 | 1995-07-31 | Microphone amplifier with phantom power |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPH0951237A (en) |
GB (1) | GB2303991B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL142142A (en) * | 2001-03-20 | 2005-08-31 | Phone Or Ltd | Phantom power optical microphone system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2079110A (en) * | 1980-06-20 | 1982-01-13 | Sony Corp | Microphone arrangements |
EP0055650A1 (en) * | 1980-12-31 | 1982-07-07 | Thomson-Csf Telephone | Circuit for connecting an active microphone, in particular with an electret, to a telephone transmission circuit |
EP0486332A1 (en) * | 1990-10-05 | 1992-05-20 | Texas Instruments France | Operational amplifier |
US5300896A (en) * | 1992-10-16 | 1994-04-05 | Suesserman Michael F | Bootstrapped, AC-coupled differential amplifier |
-
1995
- 1995-07-31 GB GB9515684A patent/GB2303991B/en not_active Expired - Fee Related
-
1996
- 1996-07-02 JP JP17233896A patent/JPH0951237A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2079110A (en) * | 1980-06-20 | 1982-01-13 | Sony Corp | Microphone arrangements |
EP0055650A1 (en) * | 1980-12-31 | 1982-07-07 | Thomson-Csf Telephone | Circuit for connecting an active microphone, in particular with an electret, to a telephone transmission circuit |
EP0486332A1 (en) * | 1990-10-05 | 1992-05-20 | Texas Instruments France | Operational amplifier |
US5300896A (en) * | 1992-10-16 | 1994-04-05 | Suesserman Michael F | Bootstrapped, AC-coupled differential amplifier |
Also Published As
Publication number | Publication date |
---|---|
JPH0951237A (en) | 1997-02-18 |
GB9515684D0 (en) | 1995-09-27 |
GB2303991A (en) | 1997-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110731 |