JPS621222B2 - - Google Patents

Info

Publication number
JPS621222B2
JPS621222B2 JP1627980A JP1627980A JPS621222B2 JP S621222 B2 JPS621222 B2 JP S621222B2 JP 1627980 A JP1627980 A JP 1627980A JP 1627980 A JP1627980 A JP 1627980A JP S621222 B2 JPS621222 B2 JP S621222B2
Authority
JP
Japan
Prior art keywords
circuit
carrier wave
transistor
float
modulation
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.)
Expired
Application number
JP1627980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56112654A (en
Inventor
Yoshizo Shibano
Takashi Ooishi
Toshio Norikane
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP1627980A priority Critical patent/JPS56112654A/ja
Publication of JPS56112654A publication Critical patent/JPS56112654A/ja
Publication of JPS621222B2 publication Critical patent/JPS621222B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/36—Amplitude modulation by means of semiconductor device having at least three electrodes

Landscapes

  • Measuring Volume Flow (AREA)
JP1627980A 1980-02-13 1980-02-13 Modulating circuit for radio wave float for measuring speed of flow of river Granted JPS56112654A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1627980A JPS56112654A (en) 1980-02-13 1980-02-13 Modulating circuit for radio wave float for measuring speed of flow of river

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1627980A JPS56112654A (en) 1980-02-13 1980-02-13 Modulating circuit for radio wave float for measuring speed of flow of river

Publications (2)

Publication Number Publication Date
JPS56112654A JPS56112654A (en) 1981-09-05
JPS621222B2 true JPS621222B2 (enExample) 1987-01-12

Family

ID=11912100

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1627980A Granted JPS56112654A (en) 1980-02-13 1980-02-13 Modulating circuit for radio wave float for measuring speed of flow of river

Country Status (1)

Country Link
JP (1) JPS56112654A (enExample)

Also Published As

Publication number Publication date
JPS56112654A (en) 1981-09-05

Similar Documents

Publication Publication Date Title
US5900788A (en) Low-noise oscillator circuit having negative feedback
US3986145A (en) Variable reactance circuit including differentially-connected transistor device providing a variable reactance input impedance
US5654678A (en) Level-controlled oscillation circuit having a continuously variable impedance control circuit
US2862416A (en) Light intensity measuring device including semiconductor translating circuit
EP0535883B1 (en) Voltage controlled oscillator employing negative resistance
US4313215A (en) Circuit for attenuating disturbing noise signals
US3119065A (en) Super-regenerative radio receiver
JPH0442631B2 (enExample)
WO1988002953A1 (en) High voltage amplifier
JPS6314487Y2 (enExample)
JPH1127044A (ja) 増幅発振回路、同回路を用いた通信装置およびセンサ
JPH0224286Y2 (enExample)
SU720691A1 (ru) Устройство дл автоматического регулировани усилени
JPS587724Y2 (ja) ブロツキングハツシンキ
JPS639148Y2 (enExample)
JPH0113451Y2 (enExample)
HAMLET LC-oscillator with automatic stabilized amplitude via bias current control(power supply circuit for transducers)[Patent]
JPS5916991Y2 (ja) 録音回路
JPH0113450Y2 (enExample)
JPS6241443Y2 (enExample)
JPH044268U (enExample)
JPS5949733B2 (ja) スイツチ装置
EP1175001A3 (en) Oscillator with constant output level over oscillation frequency range
JPS6175251A (ja) 水滴検知センサ
JPH0695607B2 (ja) 発振回路