JPS5826243U - Ultra small radio converter - Google Patents
Ultra small radio converterInfo
- Publication number
- JPS5826243U JPS5826243U JP11951381U JP11951381U JPS5826243U JP S5826243 U JPS5826243 U JP S5826243U JP 11951381 U JP11951381 U JP 11951381U JP 11951381 U JP11951381 U JP 11951381U JP S5826243 U JPS5826243 U JP S5826243U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- oscillation
- transistor
- mixed
- output
- 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
- Superheterodyne Receivers (AREA)
- Circuits Of Receivers In General (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、第２図、第３図はコンバータ回路の従「
来例であり、第４図は本考案の実施例を示す回路［
図である。
１・・・バーアンテナ、２・・・３連バリコン、３・・
・？）連バリコン、４，６・・・局発コイル、５・・・
ラジオ用・ＩＣ１７・・・ＩＦＴ１８．９・ｉ・トラン
ジスタ、１０゜） １１・・・抵抗である。■ Figures 1, 2, and 3 show the converter circuit's
FIG. 4 is a circuit showing an embodiment of the present invention.
It is a diagram. 1... Bar antenna, 2... Triple variable capacitor, 3...
・? ) Continuous variable capacitor, 4, 6... Local oscillator coil, 5...
For radio, IC17...IFT18.9, i, transistor, 10°) 11...Resistor.
Claims (1)
回路で行なう混合発振回路、アンテナ同調コイル、５端
子以内の中間周波トランス、５部子以内の局発トランス
を備え、前記高周波アンプの出力からコンデンサ結合で
取り出した信号が軍記局発トランスの発振帰還用２次巻
線を介するヰにより局発信号と前記高周波アンプの出力
とを曲列に合成した後、前記混合発振回路のトランジス
タの入力に接続され、一方、前記混合発振回路Ｃトラン
ジスタの出力は前記中間周波トランスを槍した後、前記
局発トランスの１次側の同調巻線グヘ タップに接続され、前記局発トランスの同調巻線１
の一端と前記アンテナ同調コイルの一端とがアーＩ
ス編は電源に接続されている事を特徴とする起生６
型ラジオ用コンバータ。[Claims for Utility Model Registration] A high-frequency amplifier with a resistive load, a mixed oscillation circuit that performs local oscillation and mixing in the same amplifier circuit, an antenna tuning coil, an intermediate frequency transformer with up to 5 terminals, and a local oscillation transformer with up to 5 parts. The signal extracted from the output of the high frequency amplifier by capacitor coupling is passed through the secondary winding for oscillation feedback of the military station oscillation transformer. The output of the C transistor of the mixed oscillation circuit is connected to the input of the transistor of the mixed oscillation circuit, and the output of the C transistor of the mixed oscillation circuit is connected to the tuning winding tap on the primary side of the local oscillator transformer after passing through the intermediate frequency transformer. Tuning winding 1 of the source transformer
one end and one end of the antenna tuning coil are connected to
The second version is connected to a power source.
Converter for type radio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11951381U JPS5826243U (en) | 1981-08-12 | 1981-08-12 | Ultra small radio converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11951381U JPS5826243U (en) | 1981-08-12 | 1981-08-12 | Ultra small radio converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5826243U true JPS5826243U (en) | 1983-02-19 |
| JPS6219006Y2 JPS6219006Y2 (en) | 1987-05-15 |
Family
ID=29913572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11951381U Granted JPS5826243U (en) | 1981-08-12 | 1981-08-12 | Ultra small radio converter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5826243U (en) |
-
1981
- 1981-08-12 JP JP11951381U patent/JPS5826243U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6219006Y2 (en) | 1987-05-15 |
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