JPS6316951B2 - - Google Patents
Info
- Publication number
- JPS6316951B2 JPS6316951B2 JP54118512A JP11851279A JPS6316951B2 JP S6316951 B2 JPS6316951 B2 JP S6316951B2 JP 54118512 A JP54118512 A JP 54118512A JP 11851279 A JP11851279 A JP 11851279A JP S6316951 B2 JPS6316951 B2 JP S6316951B2
- Authority
- JP
- Japan
- Prior art keywords
- intermediate frequency
- video
- amplifier
- output
- audio
- 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
- 230000005684 electric field Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
Landscapes
- Picture Signal Circuits (AREA)
- Television Receiver Circuits (AREA)
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11851279A JPS5642411A (en) | 1979-09-13 | 1979-09-13 | Audio intermediate frequency circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11851279A JPS5642411A (en) | 1979-09-13 | 1979-09-13 | Audio intermediate frequency circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5642411A JPS5642411A (en) | 1981-04-20 |
JPS6316951B2 true JPS6316951B2 (US07714131-20100511-C00038.png) | 1988-04-12 |
Family
ID=14738462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11851279A Granted JPS5642411A (en) | 1979-09-13 | 1979-09-13 | Audio intermediate frequency circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5642411A (US07714131-20100511-C00038.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59182681A (ja) * | 1983-04-01 | 1984-10-17 | Hitachi Micro Comput Eng Ltd | テレビジヨン受像機 |
JPS618232A (ja) * | 1984-06-20 | 1986-01-14 | Daido Kogyo Co Ltd | 自転車、自動二輪車用スプロケツトの製造方法 |
US4718086A (en) * | 1986-03-27 | 1988-01-05 | Rca Corporation | AGC in sound channel of system for processing a scrambled video signal |
-
1979
- 1979-09-13 JP JP11851279A patent/JPS5642411A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5642411A (en) | 1981-04-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU626289B2 (en) | Circuit arrangement for linearly amplifying and demodulating an am-modulated audio signal, and intergrated semiconductor element for said circuit arrangement | |
US4935814A (en) | Picture quality indicator for satellite broadcasting receiver | |
US4648127A (en) | Noise detector | |
US4288753A (en) | Muting circuit with operational amplifier | |
CA1090464A (en) | Automatic chroma level system | |
JPS6316951B2 (US07714131-20100511-C00038.png) | ||
US2404338A (en) | Noise suppression circuits | |
JPS63287273A (ja) | ビデオ信号処理装置における自動利得制御装置 | |
US4630119A (en) | Sound detecting circuit | |
US4568979A (en) | Television receiver muting apparatus | |
JPS6068782A (ja) | Catv用音量調節装置及びその方法 | |
US2989588A (en) | Automatic gain control systems | |
JPS57180216A (en) | Agc circuit for television receiver | |
KR940010614B1 (ko) | 영상 중간주파 처리회로 | |
JPS6333379Y2 (US07714131-20100511-C00038.png) | ||
JP3058377B2 (ja) | C/n検出装置 | |
JPH0728781Y2 (ja) | 映像処理回路 | |
JPH0832895A (ja) | 受信機 | |
JPH07212674A (ja) | テレビジョン音声信号の処理回路 | |
JP2552008B2 (ja) | ノイズキャンセラー回路 | |
JPH0427227Y2 (US07714131-20100511-C00038.png) | ||
JPS62125715A (ja) | 自動利得制御装置 | |
JPH0638569B2 (ja) | 受信機の自動利得制御回路 | |
KR950015101B1 (ko) | 중간주파수 처리 장치 | |
JPS5927553B2 (ja) | カラ−テレビジヨン受像機の色信号処理回路 |