JPH0157844U - - Google Patents
Info
- Publication number
- JPH0157844U JPH0157844U JP15289387U JP15289387U JPH0157844U JP H0157844 U JPH0157844 U JP H0157844U JP 15289387 U JP15289387 U JP 15289387U JP 15289387 U JP15289387 U JP 15289387U JP H0157844 U JPH0157844 U JP H0157844U
- Authority
- JP
- Japan
- Prior art keywords
- low
- khz
- circuit
- frequency
- integrated circuit
- 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
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
Description
図面は、本考案のラジオ受信機のブロツク回路
図である。
２……集積回路、８……ＦＭマルチプレツクス
回路、９，９……ローパスフイルタ、１０，１０
……低周波増幅回路。
The drawing is a block circuit diagram of the radio receiver of the present invention. 2...Integrated circuit, 8...FM multiplex circuit, 9,9...Low pass filter, 10,10
...Low frequency amplification circuit.
Claims (1)
集積回路と、該集積回路からのＲ，Ｌ信号を低周
波増幅する低周波増幅回路とを有するものにおい
て、前記集積回路と低周波増幅回路との間に遮断
周波数が１０ｋＨｚ〜１８ｋＨｚのｎ（ｎは２以
上の整数）次のローパスフイルタを設けると共に
前記低周波増幅回路の高域のロールオフ周波数を
１０ｋＨｚ〜１８ｋＨｚに設定することにより前
記ローパスフイルタと共にｎ＋ｍ（ｍは１以上の
整数）次のフイルタを構成するようにしたことを
特徴とするＦＭラジオ受信機。 In an integrated circuit having at least an FM multiplex circuit and a low frequency amplification circuit for low frequency amplifying R and L signals from the integrated circuit, there is a cutoff frequency between the integrated circuit and the low frequency amplification circuit. By providing an n-th order (n is an integer of 2 or more) low-pass filter of 10 kHz to 18 kHz and setting the high-range roll-off frequency of the low-frequency amplifier circuit to 10 kHz to 18 kHz, the low-pass filter and n+m (m is 1) An FM radio receiver characterized in that the following filters are configured (an integer greater than or equal to 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15289387U JPH0526845Y2 (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15289387U JPH0526845Y2 (en) | 1987-10-06 | 1987-10-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0157844U true JPH0157844U (en) | 1989-04-11 |
| JPH0526845Y2 JPH0526845Y2 (en) | 1993-07-07 |
Family
ID=31428235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15289387U Expired - Lifetime JPH0526845Y2 (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526845Y2 (en) |
-
1987
- 1987-10-06 JP JP15289387U patent/JPH0526845Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0526845Y2 (en) | 1993-07-07 |