KR900003409Y1 - Am/fm대역 선택 장치 - Google Patents
Am/fm대역 선택 장치 Download PDFInfo
- Publication number
- KR900003409Y1 KR900003409Y1 KR2019860021526U KR860021526U KR900003409Y1 KR 900003409 Y1 KR900003409 Y1 KR 900003409Y1 KR 2019860021526 U KR2019860021526 U KR 2019860021526U KR 860021526 U KR860021526 U KR 860021526U KR 900003409 Y1 KR900003409 Y1 KR 900003409Y1
- Authority
- KR
- South Korea
- Prior art keywords
- transistors
- output
- flop
- flip
- receiver
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
- Noise Elimination (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860021526U KR900003409Y1 (ko) | 1986-12-29 | 1986-12-29 | Am/fm대역 선택 장치 |
CA000555246A CA1309144C (fr) | 1986-12-29 | 1987-12-23 | Selecteur de bande am-fm |
JP1987197242U JPH0339956Y2 (fr) | 1986-12-29 | 1987-12-25 | |
DE3744471A DE3744471C2 (de) | 1986-12-29 | 1987-12-29 | AM/FM-Bandwähler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019860021526U KR900003409Y1 (ko) | 1986-12-29 | 1986-12-29 | Am/fm대역 선택 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880013893U KR880013893U (ko) | 1988-08-30 |
KR900003409Y1 true KR900003409Y1 (ko) | 1990-04-23 |
Family
ID=19258468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019860021526U KR900003409Y1 (ko) | 1986-12-29 | 1986-12-29 | Am/fm대역 선택 장치 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH0339956Y2 (fr) |
KR (1) | KR900003409Y1 (fr) |
CA (1) | CA1309144C (fr) |
DE (1) | DE3744471C2 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3745467A (en) * | 1971-09-10 | 1973-07-10 | Motorola Inc | Multi-band radio receiver |
DE3127889C2 (de) * | 1981-07-15 | 1984-05-30 | Telefunken electronic GmbH, 7100 Heilbronn | Schaltungsanordnung aus mindestens zwei Verstärkern |
JPS59128834A (ja) * | 1983-01-13 | 1984-07-25 | Matsushita Electric Ind Co Ltd | 周波数帯切換装置 |
-
1986
- 1986-12-29 KR KR2019860021526U patent/KR900003409Y1/ko not_active IP Right Cessation
-
1987
- 1987-12-23 CA CA000555246A patent/CA1309144C/fr not_active Expired - Lifetime
- 1987-12-25 JP JP1987197242U patent/JPH0339956Y2/ja not_active Expired
- 1987-12-29 DE DE3744471A patent/DE3744471C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1309144C (fr) | 1992-10-20 |
DE3744471A1 (de) | 1988-07-07 |
JPH0339956Y2 (fr) | 1991-08-22 |
KR880013893U (ko) | 1988-08-30 |
DE3744471C2 (de) | 1994-09-22 |
JPS63171038U (fr) | 1988-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19940326 Year of fee payment: 5 |
|
LAPS | Lapse due to unpaid annual fee |