FR653308A - Tuning device for all wavelengths from t. s. f. - Google Patents

Tuning device for all wavelengths from t. s. f.

Info

Publication number
FR653308A
FR653308A FR653308DA FR653308A FR 653308 A FR653308 A FR 653308A FR 653308D A FR653308D A FR 653308DA FR 653308 A FR653308 A FR 653308A
Authority
FR
France
Prior art keywords
wavelengths
tuning device
tuning
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
French (fr)
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.)
VARIOCYCLES Ltd
Original Assignee
VARIOCYCLES 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 VARIOCYCLES Ltd filed Critical VARIOCYCLES Ltd
Application granted granted Critical
Publication of FR653308A publication Critical patent/FR653308A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/005—Inductances without magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR653308D 1927-04-29 1928-04-21 Tuning device for all wavelengths from t. s. f. Expired FR653308A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB653308X 1927-04-29

Publications (1)

Publication Number Publication Date
FR653308A true FR653308A (en) 1929-03-20

Family

ID=10490321

Family Applications (1)

Application Number Title Priority Date Filing Date
FR653308D Expired FR653308A (en) 1927-04-29 1928-04-21 Tuning device for all wavelengths from t. s. f.

Country Status (1)

Country Link
FR (1) FR653308A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933877C (en) * 1944-10-14 1955-10-06 Lorenz C Ag Coil arrangement with variable self-induction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933877C (en) * 1944-10-14 1955-10-06 Lorenz C Ag Coil arrangement with variable self-induction

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