NL7401927A - - Google Patents
Info
- Publication number
- NL7401927A NL7401927A NL7401927A NL7401927A NL7401927A NL 7401927 A NL7401927 A NL 7401927A NL 7401927 A NL7401927 A NL 7401927A NL 7401927 A NL7401927 A NL 7401927A NL 7401927 A NL7401927 A NL 7401927A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973018303U JPS5322325Y2 (xx) | 1973-02-12 | 1973-02-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7401927A true NL7401927A (xx) | 1974-08-14 |
Family
ID=11967831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7401927A NL7401927A (xx) | 1973-02-12 | 1974-02-12 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3941931A (xx) |
JP (1) | JPS5322325Y2 (xx) |
CA (1) | CA998618A (xx) |
DE (1) | DE2406596A1 (xx) |
FR (1) | FR2217894B1 (xx) |
GB (1) | GB1448957A (xx) |
IT (1) | IT1009642B (xx) |
NL (1) | NL7401927A (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5426801Y2 (xx) * | 1974-04-05 | 1979-09-04 | ||
US4064364A (en) * | 1975-12-31 | 1977-12-20 | Sultan Products, Incorporated | Audio fidelity amplifier and preamplifier systems |
JPS589363Y2 (ja) * | 1977-05-17 | 1983-02-21 | 山水電気株式会社 | 多チヤンネル増幅器 |
US4232190A (en) * | 1978-02-06 | 1980-11-04 | Laiacona Michael N | Apparatus for combining phonograph signal with auxiliary audio signal |
JPS6017052Y2 (ja) * | 1979-06-21 | 1985-05-27 | ソニー株式会社 | テ−プレコ−ダ |
US4803728A (en) * | 1987-06-23 | 1989-02-07 | Lueken Jeffrey A | Stereo mixing jack |
JP2829044B2 (ja) * | 1988-11-29 | 1998-11-25 | パイオニア株式会社 | オートボイスチェンジ装置 |
US6130954A (en) * | 1996-01-02 | 2000-10-10 | Carver; Robert W. | High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
US5708718A (en) * | 1996-02-22 | 1998-01-13 | Sounds' So Real Accessories, Inc. | Surround sound processor system |
EP0919107A1 (en) | 1996-08-12 | 1999-06-02 | CARVER, Robert Weir | High back emf, high pressure subwoofer |
US5737427A (en) * | 1996-09-09 | 1998-04-07 | Ambourn; Paul R. | Surround sound processor unit |
JP6138031B2 (ja) * | 2013-11-20 | 2017-05-31 | 株式会社第一興商 | カラオケ用マイクロホン |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3272906A (en) * | 1960-10-25 | 1966-09-13 | Zenith Radio Corp | Audio reproduction system |
US3200199A (en) * | 1961-08-28 | 1965-08-10 | Gen Electric | Stereophonic reverberation circuit |
US3249696A (en) * | 1961-10-16 | 1966-05-03 | Zenith Radio Corp | Simplified extended stereo |
US3478167A (en) * | 1965-07-12 | 1969-11-11 | Morris Sorkin | Three speaker stereophonic audio system |
US3518375A (en) * | 1967-02-07 | 1970-06-30 | Newcomb Electronics Corp | Voice override circuit |
US3665105A (en) * | 1970-03-09 | 1972-05-23 | Univ Leland Stanford Junior | Method and apparatus for simulating location and movement of sound |
GB1410772A (en) * | 1971-08-11 | 1975-10-22 | Nippon Columbia | Audio frequency signal changing circuits |
-
1973
- 1973-02-12 JP JP1973018303U patent/JPS5322325Y2/ja not_active Expired
-
1974
- 1974-02-11 US US05/441,206 patent/US3941931A/en not_active Expired - Lifetime
- 1974-02-11 CA CA192,220A patent/CA998618A/en not_active Expired
- 1974-02-11 GB GB607674A patent/GB1448957A/en not_active Expired
- 1974-02-11 IT IT7420446A patent/IT1009642B/it active
- 1974-02-12 NL NL7401927A patent/NL7401927A/xx not_active Application Discontinuation
- 1974-02-12 FR FR7404694A patent/FR2217894B1/fr not_active Expired
- 1974-02-12 DE DE19742406596 patent/DE2406596A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2217894A1 (xx) | 1974-09-06 |
JPS5322325Y2 (xx) | 1978-06-10 |
JPS49120155U (xx) | 1974-10-15 |
US3941931A (en) | 1976-03-02 |
DE2406596A1 (de) | 1974-08-15 |
GB1448957A (en) | 1976-09-08 |
CA998618A (en) | 1976-10-19 |
FR2217894B1 (xx) | 1978-01-06 |
IT1009642B (it) | 1976-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |