Browse “Vacuum-tube circuits” in an alphabetical list of subjects

Browse by subject help: Search within an alphabetical list of all Library of Congress Subject Headingsopen_in_new (LCSH) indexed in the Library catalog.

Subject Records
Vacuum--Testing 1 record
1 record
Vacuum--Therapeutic use 1 record
1 record
We found a matching subject in our catalog for: Vacuum-tube circuits.
Vacuum-tube circuits About this subjectopen_in_new 41 records
Broader terms (in subject list):
  1. Electric circuits (448 records)
  2. Vacuum-tubes (148 records)
Narrower terms (in subject list):
  1. Analog multipliers (4 records)
  2. Feedback (Electronics) (33 records)
  3. Radar circuits (7 records)
  4. Television circuits (4 records)
41 records
Vacuum-tube voltmeters About this subjectopen_in_new 1 record
Broader terms (in subject list):
  1. Electronic instruments (130 records)
  2. Voltmeters (18 records)
1 record
Vacuum-tube voltmeters--Calibration 1 record
1 record
Vacuum-tube voltmeters--Design and construction 1 record
1 record
Vacuum-tube voltmeters--Testing 1 record
1 record
Vacuum-tubes About this subjectopen_in_new 148 records
Broader term (in subject list):
  1. Vacuum technology (175 records)
Narrower terms (in subject list):
  1. Amplifiers, Vacuum-tube (29 records)
  2. Cathode ray tubes (54 records)
  3. Diodes (49 records)
  4. Getters (7 records)
  5. Klystrons (6 records)
  6. Magnetrons (31 records)
  7. Oscillators, Vacuum-tube (4 records)
  8. Pentodes (1 record)
  9. Storage tubes (4 records)
  10. Tetrodes (1 record)
Show all 14 narrower terms Hide 4 narrower terms
  1. Triodes (7 records)
  2. Trochotrons (4 records)
  3. Vacuum-tube circuits (41 records)
  4. Velocity modulation (8 records)
148 records
Vacuum-tubes--Catalogs 1 record
1 record
Vacuum-tubes--Congresses 2 records
2 records
Vacuum-tubes--Grids About this subjectopen_in_new 0 records
Broader term (in subject list):
  1. Electrodes (133 records)
0 records
Vacuum-tubes--Handbooks, manuals, etc 3 records
3 records
Vacuum-tubes--Noise 1 record
1 record
Vacuum-tubes--Periodicals 1 record
1 record
Vacuum-tubes--Thermionic emission About this subjectopen_in_new 1 record
Broader term (in subject list):
  1. Thermionic emission (37 records)
1 record
Vacuum ultraviolet spectroscopy About this subjectopen_in_new 14 records
Broader term (in subject list):
  1. Ultraviolet spectroscopy (37 records)
14 records
Vacuum ultraviolet spectroscopy--Atlases 1 record
1 record
Vacuum ultraviolet spectroscopy--Congresses 12 records
12 records
Vacuum ultraviolet spectroscopy--Instruments 1 record
1 record
Vacuum ultraviolet spectroscopy--Standards 2 records
2 records

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