JPH0164264U - - Google Patents
Info
- Publication number
- JPH0164264U JPH0164264U JP1987160277U JP16027787U JPH0164264U JP H0164264 U JPH0164264 U JP H0164264U JP 1987160277 U JP1987160277 U JP 1987160277U JP 16027787 U JP16027787 U JP 16027787U JP H0164264 U JPH0164264 U JP H0164264U
- Authority
- JP
- Japan
- Prior art keywords
- transistor amplifier
- emitter
- output circuit
- video output
- base
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Picture Signal Circuits (AREA)
Description
第１図はこの考案の一実施例による映像出力回
路の構成図、第２図は従来の映像出力回路の構成
図である。
Ｔｒ１，Ｔｒ２……トランジスタ増幅器、Ｔｒ
１―１，Ｔｒ１―２……直結トランジスタ、Ｒ１
，Ｒ２……分圧抵抗、Ｒ……負荷抵抗、Ｅ０……
電源電圧、Ｅ１……バイアス電圧、ＣＲＴ……受
像管。なお、図中の同一符号は同一または相当部
分を示す。
FIG. 1 is a block diagram of a video output circuit according to an embodiment of this invention, and FIG. 2 is a block diagram of a conventional video output circuit. Tr1, Tr2...transistor amplifier, Tr
1-1, Tr1-2...directly connected transistor, R1
, R2... Voltage division resistance, R... Load resistance, E0...
Power supply voltage, E1...bias voltage, CRT...picture tube. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
トランジスタ増幅器と、電源電圧が負荷抵抗を通
してコレクタに加えられるとともにバイアス電圧
がベースに加えられるエミツタホロワ形トランジ
スタ増幅器とを備え、かつ上記両トランジスタ増
幅器を直列に接続してなる映像出力回路であつて
、上記エミツタホロワ形トランジスタ増幅器を、
複数個の直結トランジスタとそのトランジスタと
同数の抵抗を有する抵抗分圧器とからなる直結形
トランジスタ増幅器に構成したことを特徴とする
映像出力回路。 an emitter-grounded transistor amplifier to which an input signal is applied to the base; and an emitter-follower transistor amplifier to which a power supply voltage is applied to the collector through a load resistor and a bias voltage to the base, and the two transistor amplifiers are connected in series. A video output circuit consisting of the above-mentioned emitter follower type transistor amplifier,
1. A video output circuit configured as a direct-coupled transistor amplifier comprising a plurality of directly-coupled transistors and a resistive voltage divider having the same number of resistors as the transistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160277U JPH0164264U (en) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987160277U JPH0164264U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164264U true JPH0164264U (en) | 1989-04-25 |
Family
ID=31442204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987160277U Pending JPH0164264U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164264U (en) |
-
1987
- 1987-10-19 JP JP1987160277U patent/JPH0164264U/ja active Pending
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