FR1340614A - Amplificateur de lecture - Google Patents

Amplificateur de lecture

Info

Publication number
FR1340614A
FR1340614A FR917717A FR917717A FR1340614A FR 1340614 A FR1340614 A FR 1340614A FR 917717 A FR917717 A FR 917717A FR 917717 A FR917717 A FR 917717A FR 1340614 A FR1340614 A FR 1340614A
Authority
FR
France
Prior art keywords
reading amplifier
amplifier
reading
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
FR917717A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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
Priority claimed from US157899A external-priority patent/US3211921A/en
Application filed by NCR Corp, National Cash Register Co filed Critical NCR Corp
Priority to FR917717A priority Critical patent/FR1340614A/fr
Application granted granted Critical
Publication of FR1340614A publication Critical patent/FR1340614A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/313—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of semiconductor devices with two electrodes, one or two potential barriers, and exhibiting a negative resistance characteristic
    • H03K3/315—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of semiconductor devices with two electrodes, one or two potential barriers, and exhibiting a negative resistance characteristic the devices being tunnel diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/58—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being tunnel diodes
FR917717A 1961-12-08 1962-12-06 Amplificateur de lecture Expired FR1340614A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR917717A FR1340614A (fr) 1961-12-08 1962-12-06 Amplificateur de lecture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US157899A US3211921A (en) 1961-12-08 1961-12-08 Tunnel diode discrimination circuitry
FR917717A FR1340614A (fr) 1961-12-08 1962-12-06 Amplificateur de lecture

Publications (1)

Publication Number Publication Date
FR1340614A true FR1340614A (fr) 1963-10-18

Family

ID=26198767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR917717A Expired FR1340614A (fr) 1961-12-08 1962-12-06 Amplificateur de lecture

Country Status (1)

Country Link
FR (1) FR1340614A (fr)

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