JPS58127706U - Amplifier - Google Patents
AmplifierInfo
- Publication number
- JPS58127706U JPS58127706U JP2453982U JP2453982U JPS58127706U JP S58127706 U JPS58127706 U JP S58127706U JP 2453982 U JP2453982 U JP 2453982U JP 2453982 U JP2453982 U JP 2453982U JP S58127706 U JPS58127706 U JP S58127706U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- power supply
- battery
- changeover switch
- abstract
- 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
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Noise Elimination (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
マ 第1図は本考案の一実施例を示すブロック図、
−第2図は本考案の具体例を示すブロック図である。
: 1・・・電池、2・・・直流電源、3・・・電
源切換スインI チ、4・・・第1の増幅器、5・・
・第2の増幅器、8・・・) 利得減衰回路。Fig. 1 is a block diagram showing an embodiment of the present invention.
- FIG. 2 is a block diagram showing a specific example of the present invention. : 1... Battery, 2... DC power supply, 3... Power supply switching switch, 4... First amplifier, 5...
・Second amplifier, 8...) Gain attenuation circuit.
Claims (1)
び直流電源の一方を切換操作により選りする電源切換ス
イッチと、この電源切換スイッラで選択した直流により
駆動される第1および第2の増幅器と、第1の増幅器の
出力と第2の増幅器の入力との間に介挿され上記電源切
換スイッチσ電池の選択時にのみ動作する利得減衰回路
とをy備することを特徴とする増幅装置。A battery, a DC power source obtained by rectifying a commercial power supply, a power supply changeover switch that selects either the battery or the DC power supply by a switching operation, and a first and second An amplifier device comprising: an amplifier; and a gain attenuation circuit that is inserted between the output of the first amplifier and the input of the second amplifier and operates only when the power supply changeover switch σ battery is selected. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2453982U JPS58127706U (en) | 1982-02-23 | 1982-02-23 | Amplifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2453982U JPS58127706U (en) | 1982-02-23 | 1982-02-23 | Amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58127706U true JPS58127706U (en) | 1983-08-30 |
JPH0132416Y2 JPH0132416Y2 (en) | 1989-10-04 |
Family
ID=30036536
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2453982U Granted JPS58127706U (en) | 1982-02-23 | 1982-02-23 | Amplifier |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58127706U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6419862A (en) * | 1987-04-20 | 1989-01-23 | Ricoh Kk | Facsimile equipment |
WO2013088635A1 (en) * | 2011-12-15 | 2013-06-20 | パナソニック株式会社 | High output power amplifier |
-
1982
- 1982-02-23 JP JP2453982U patent/JPS58127706U/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6419862A (en) * | 1987-04-20 | 1989-01-23 | Ricoh Kk | Facsimile equipment |
WO2013088635A1 (en) * | 2011-12-15 | 2013-06-20 | パナソニック株式会社 | High output power amplifier |
US9214905B2 (en) | 2011-12-15 | 2015-12-15 | Panasonic Intellectual Property Management Co., Ltd. | High output power amplifier |
Also Published As
Publication number | Publication date |
---|---|
JPH0132416Y2 (en) | 1989-10-04 |
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