NL173699B - Electroakoestische omzetter. - Google Patents

Electroakoestische omzetter.

Info

Publication number
NL173699B
NL173699B NLAANVRAGE7305005,A NL173699DA NL173699B NL 173699 B NL173699 B NL 173699B NL 173699D A NL173699D A NL 173699DA NL 173699 B NL173699 B NL 173699B
Authority
NL
Netherlands
Prior art keywords
electroacoustic converter
electroacoustic
converter
Prior art date
Application number
NLAANVRAGE7305005,A
Other languages
English (en)
Original Assignee
Motorola Inc
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.)
Publication of NL173699B publication Critical patent/NL173699B/nl
Priority claimed from US262557A external-priority patent/US2760074A/en

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/54Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements of vacuum tubes
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/26Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using discharge tubes
    • G11C11/28Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using discharge tubes using gas-filled tubes
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03BGENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H03B21/02Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/52Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of gas-filled tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Amplifiers (AREA)
  • Lasers (AREA)
NLAANVRAGE7305005,A 1951-12-20 Electroakoestische omzetter. NL173699B (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2840702X 1951-12-20
US262557A US2760074A (en) 1951-12-20 1951-12-20 Frequency generator

Publications (1)

Publication Number Publication Date
NL173699B true NL173699B (nl)

Family

ID=32328159

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7305005,A NL173699B (nl) 1951-12-20 Electroakoestische omzetter.

Country Status (6)

Country Link
US (1) US2840702A (nl)
BE (2) BE516362A (nl)
CH (2) CH322685A (nl)
DE (1) DE963069C (nl)
FR (3) FR1074696A (nl)
NL (1) NL173699B (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375502A (en) * 1964-11-10 1968-03-26 Litton Systems Inc Dynamic memory using controlled semiconductors

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2115352A (en) * 1934-08-07 1938-04-26 Gen Electric Co Ltd Voltage regulator
US2310112A (en) * 1941-07-01 1943-02-02 Gen Electric Electric control circuit
US2394891A (en) * 1943-02-05 1946-02-12 Sylvania Electric Prod Current and voltage regulator system
US2407458A (en) * 1943-12-06 1946-09-10 Philco Corp High-voltage regulator circuit
US2533739A (en) * 1943-12-27 1950-12-12 Ncr Co Electronic counting ring
US2426278A (en) * 1944-04-19 1947-08-26 Ncr Co Electronic device
US2603765A (en) * 1947-05-28 1952-07-15 Int Standard Electric Corp Electric discharge device
US2583345A (en) * 1947-12-09 1952-01-22 Rca Corp Apparatus for modifying the transfer characteristics of a vacuum tube
US2553366A (en) * 1949-06-15 1951-05-15 Pye Ltd Crystal controlled high-frequency oscillator
NL157685B (nl) * 1949-12-02 North American Rockwell Samenstel voor het uitvoeren van werkzaamheden aan een onderwaterput.
US2758250A (en) * 1951-10-05 1956-08-07 Int Standard Electric Corp Gaseous discharge tube counting chains
IT505655A (nl) * 1952-07-21

Also Published As

Publication number Publication date
CH322685A (fr) 1957-06-30
BE516363A (nl)
FR1074696A (fr) 1954-10-07
FR1068439A (fr) 1954-06-24
US2840702A (en) 1958-06-24
BE516362A (nl)
FR65592E (fr) 1956-02-28
CH314809A (de) 1956-06-30
DE963069C (de) 1957-05-02

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