GB1297364A - - Google Patents

Info

Publication number
GB1297364A
GB1297364A GB1297364DA GB1297364A GB 1297364 A GB1297364 A GB 1297364A GB 1297364D A GB1297364D A GB 1297364DA GB 1297364 A GB1297364 A GB 1297364A
Authority
GB
United Kingdom
Prior art keywords
amplifier
temperature
resistance
equation
log
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
Other languages
English (en)
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 filed Critical
Publication of GB1297364A publication Critical patent/GB1297364A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Networks Using Active Elements (AREA)
GB1297364D 1969-04-16 1970-04-16 Expired GB1297364A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2948869 1969-04-16

Publications (1)

Publication Number Publication Date
GB1297364A true GB1297364A (enrdf_load_stackoverflow) 1972-11-22

Family

ID=12277444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1297364D Expired GB1297364A (enrdf_load_stackoverflow) 1969-04-16 1970-04-16

Country Status (2)

Country Link
DE (1) DE2018313A1 (enrdf_load_stackoverflow)
GB (1) GB1297364A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3724954A (en) * 1972-01-14 1973-04-03 Photo Electronics Corp Logarithmic circuit with automatic compensation for variations in conditions of operations
JPH0748624B2 (ja) * 1988-06-20 1995-05-24 三菱電機株式会社 対数増幅器

Also Published As

Publication number Publication date
DE2018313A1 (enrdf_load_stackoverflow) 1970-10-29

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee