JPS5999523U - Phono input circuit - Google Patents
Phono input circuitInfo
- Publication number
- JPS5999523U JPS5999523U JP20204882U JP20204882U JPS5999523U JP S5999523 U JPS5999523 U JP S5999523U JP 20204882 U JP20204882 U JP 20204882U JP 20204882 U JP20204882 U JP 20204882U JP S5999523 U JPS5999523 U JP S5999523U
- Authority
- JP
- Japan
- Prior art keywords
- input circuit
- phono input
- phono
- cut filter
- windings
- 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.)
- Granted
Links
Landscapes
- Filters And Equalizers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の、第２図１よこの考案実施例のそれぞれ
の７オノ入力回路の配線図、第３図は従来及びこの考案
実施例のフォノ入力回路を具備するそれぞれの増幅器の
雑音出力特性図、第４図はこ′の考案に用いるハイカッ
トフィルターの他の実施例回路図である。
１は入力端子、２１はハイカットフィルター、３はイコ
ライザーアンプ、４はＮＦＢ回路である。Fig. 1 is a wiring diagram of a conventional seven-on input circuit, and Fig. 2 is a wiring diagram of a seven-on input circuit according to the invented embodiment shown in Fig. 1. Fig. 3 is a noise output of each amplifier equipped with a conventional phono input circuit and a phono input circuit according to this invented embodiment. The characteristic diagram, FIG. 4, is a circuit diagram of another embodiment of the high-cut filter used in this invention. 1 is an input terminal, 21 is a high-cut filter, 3 is an equalizer amplifier, and 4 is an NFB circuit.
Claims (1)
イザーアンプに接続したフォノ入力回路において、前記
ハイカットフィルターが少なくともコンデンサーと巻線
万両が逆になるように並列又は直列接続した偶数個のコ
イルで構成されていることを特徴とするフォノ入力回路
。In a phono input circuit in which a phono input terminal is connected to an equalizer amplifier via a high-cut filter, the high-cut filter is composed of at least a capacitor and an even number of coils connected in parallel or series so that the windings are reversed. A phono input circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20204882U JPS5999523U (en) | 1982-12-23 | 1982-12-23 | Phono input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20204882U JPS5999523U (en) | 1982-12-23 | 1982-12-23 | Phono input circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5999523U true JPS5999523U (en) | 1984-07-05 |
| JPS6236340Y2 JPS6236340Y2 (en) | 1987-09-16 |
Family
ID=30427528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20204882U Granted JPS5999523U (en) | 1982-12-23 | 1982-12-23 | Phono input circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005341118A (en) * | 2004-05-26 | 2005-12-08 | Hitachi Communication Technologies Ltd | Filter circuit, logic IC, multi-chip module, filter-mounted connector, transmission device and transmission system |
| JP2021118587A (en) * | 2020-01-23 | 2021-08-10 | パナソニックＩｐマネジメント株式会社 | Power supply device, lighting device, and lighting equipment |
| JP2023009792A (en) * | 2021-07-08 | 2023-01-20 | 日立Astemo株式会社 | Drive device for electric motor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5572330U (en) * | 1978-11-10 | 1980-05-19 |
-
1982
- 1982-12-23 JP JP20204882U patent/JPS5999523U/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5572330U (en) * | 1978-11-10 | 1980-05-19 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005341118A (en) * | 2004-05-26 | 2005-12-08 | Hitachi Communication Technologies Ltd | Filter circuit, logic IC, multi-chip module, filter-mounted connector, transmission device and transmission system |
| JP2021118587A (en) * | 2020-01-23 | 2021-08-10 | パナソニックＩｐマネジメント株式会社 | Power supply device, lighting device, and lighting equipment |
| JP2023181318A (en) * | 2020-01-23 | 2023-12-21 | パナソニックＩｐマネジメント株式会社 | Power supply equipment, lighting equipment and lighting equipment |
| JP2023009792A (en) * | 2021-07-08 | 2023-01-20 | 日立Astemo株式会社 | Drive device for electric motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6236340Y2 (en) | 1987-09-16 |
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