GB1128318A - Electro-mechanical transducer - Google Patents

Electro-mechanical transducer

Info

Publication number
GB1128318A
GB1128318A GB4380966A GB4380966A GB1128318A GB 1128318 A GB1128318 A GB 1128318A GB 4380966 A GB4380966 A GB 4380966A GB 4380966 A GB4380966 A GB 4380966A GB 1128318 A GB1128318 A GB 1128318A
Authority
GB
United Kingdom
Prior art keywords
transistor
arm
stylus
pick
spacing
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
GB4380966A
Other languages
English (en)
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1128318A publication Critical patent/GB1128318A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/16—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Pressure Sensors (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB4380966A 1965-10-28 1966-09-30 Electro-mechanical transducer Expired GB1128318A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50553165A 1965-10-28 1965-10-28

Publications (1)

Publication Number Publication Date
GB1128318A true GB1128318A (en) 1968-09-25

Family

ID=24010693

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4380966A Expired GB1128318A (en) 1965-10-28 1966-09-30 Electro-mechanical transducer

Country Status (3)

Country Link
BE (1) BE688889A (enrdf_load_stackoverflow)
DE (1) DE1547105A1 (enrdf_load_stackoverflow)
GB (1) GB1128318A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2174839A (en) * 1985-03-15 1986-11-12 Sharp Kk Pressure sensitive field effect transistor
GB2175744A (en) * 1985-04-27 1986-12-03 Messerschmitt Boelkow Blohm An electrical transmitter for measuring mechanical variables

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2174839A (en) * 1985-03-15 1986-11-12 Sharp Kk Pressure sensitive field effect transistor
GB2175744A (en) * 1985-04-27 1986-12-03 Messerschmitt Boelkow Blohm An electrical transmitter for measuring mechanical variables

Also Published As

Publication number Publication date
DE1547105A1 (de) 1969-10-02
BE688889A (enrdf_load_stackoverflow) 1967-03-31

Similar Documents

Publication Publication Date Title
US2898477A (en) Piezoelectric field effect semiconductor device
US2632062A (en) Semiconductor transducer
USRE28596E (en) Piezoelectric transducer
FR2451107A1 (fr) Dispositif de conversion photo-electrique, applicable aux systemes video
US4378510A (en) Miniaturized accelerometer with piezoelectric FET
US3740494A (en) Electromechanical vibration pick-ups and record pick-ups with field effect transistors
US2522521A (en) Thermal transistor microphone
US3378648A (en) Doped piezoresistive phonograph pickup
US3609252A (en) Transducer apparatus and system utilizing insulated gate semiconductor field effect devices
US3626096A (en) Microphone for digital speech transmission
GB807582A (en) High power junction transistor
GB1128318A (en) Electro-mechanical transducer
GB1275359A (en) Mesa-type semiconductor device
US3443041A (en) Surface-barrier diode transducer using high dielectric semiconductor material
FR2386191A1 (fr) Dispositif d'accord de television
US2866857A (en) Phonograph pickup
GB695019A (en) Improvements in or relating to amplifiers employing semi-conductors
SE314126B (enrdf_load_stackoverflow)
US3427410A (en) Electromechanical transducer
GB1529216A (en) Lateral bipolar transistor
GB1206299A (en) Transducer apparatus
GB1049130A (en) Improvements in pressure transducers and circuit arrangements therefor
US2456294A (en) Underwater sound transmitter or receiver
GB1434084A (en) Transducers
GB1055418A (en) Improvements in or relating to electro-mechanical transducers