JPS6185922U - - Google Patents
Info
- Publication number
- JPS6185922U JPS6185922U JP16951384U JP16951384U JPS6185922U JP S6185922 U JPS6185922 U JP S6185922U JP 16951384 U JP16951384 U JP 16951384U JP 16951384 U JP16951384 U JP 16951384U JP S6185922 U JPS6185922 U JP S6185922U
- Authority
- JP
- Japan
- Prior art keywords
- level shifter
- pnp transistor
- stage
- oscillation section
- resistor
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims 2
- 230000003321 amplification Effects 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000010363 phase shift Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
第１図は本考案のＦＭ変調回路の基本構成図、
第２図は同回路の一実施例を示す回路図、第３図
は従来の同回路の基本構成図を示す。
主な図番の説明、１……制御端子、２……結合
コンデンサ、３……ＶＣＯ、４，５……接地用抵
抗、６，７……第１の入力トランジスタ、８，９
……第２の入力トランジスタ、１７……第１のト
ランジスタ、１８……第２のトランジスタ。
Figure 1 is a basic configuration diagram of the FM modulation circuit of the present invention.
FIG. 2 is a circuit diagram showing an embodiment of the same circuit, and FIG. 3 is a conventional basic configuration diagram of the same circuit. Explanation of main figure numbers, 1... Control terminal, 2... Coupling capacitor, 3... VCO, 4, 5... Grounding resistor, 6, 7... First input transistor, 8, 9
... second input transistor, 17 ... first transistor, 18 ... second transistor.
Claims (1)
を有する発振部と、前記発振部に接続され、入力
信号源に結合コンデンサを介して接続されたレベ
ルシフタ、該レベルシフタに接続されたＰＮＰト
ランジスタ及び該ＰＮＰトランジスタのベースを
接地する抵抗とより成るＦＭ変調器の入力回路。 an oscillation section having an amplification stage, a phase shift stage, a vector synthesis stage, and a resonant circuit; a level shifter connected to the oscillation section and connected to an input signal source via a coupling capacitor; a PNP transistor connected to the level shifter; An FM modulator input circuit consisting of a resistor that connects the base of a PNP transistor to ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16951384U JPH0317453Y2 (en) | 1984-11-08 | 1984-11-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16951384U JPH0317453Y2 (en) | 1984-11-08 | 1984-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6185922U true JPS6185922U (en) | 1986-06-05 |
| JPH0317453Y2 JPH0317453Y2 (en) | 1991-04-12 |
Family
ID=30727244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16951384U Expired JPH0317453Y2 (en) | 1984-11-08 | 1984-11-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317453Y2 (en) |
-
1984
- 1984-11-08 JP JP16951384U patent/JPH0317453Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0317453Y2 (en) | 1991-04-12 |
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