Vacuum tube
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1969.0863.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- DETECTOR/AMPLIFIER/OSCILLATOR
- DATE
- 1920–1928
- ARTIFACT NUMBER
- 1969.0863.001
- MANUFACTURER
- MYERS, E.B. CO. LTD.
- MODEL
- RAC3
- LOCATION
- Montréal, Québec, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- GLASS/ METAL/ SYNTHETIC
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 7.6 cm
- Width
- 1.9 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Vacuum Tubes
- Category
- Receiving
- Sub-Category
- N/A
Manufacturer
- AKA
- MYERS
- Country
- Canada
- State/Province
- Québec
- City
- Montréal
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- 1930'S
- Canada
-
THIS TYPE OF TUBE WAS ORIGINALLY MADE IN JERSEY CITY, NJ, BUT AS IT INFRINGED OTHER 3 ELEMENT TUBE PATENTS, SPECIAL PATENTS WERE TAKEN OUT BY MYERS IN CANADA AND THE MANUFACTURE OF THIS TUBE CEASED IN THE U.S. - Function
-
USED TO DETECT, AMPLIFY OR OSCILLATE RADIO WAVES IN A RADIO REEIVER - Technical
-
WIDE SEPARATION OF THE GRID AND ANODE LEADS TENDED TO PROVIDE LOW DIRECT CAPITANCE, WHICH MADE THE TUBE USABLE AT HIGHER FREQUENCIES THAN SINGLE-ENDED TUBES - Area Notes
-
Unknown
Details
- Markings
- NONE
- Missing
- N/A
- Finish
- Unknown
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
MYERS, E.B. CO. LTD., Vacuum tube, circa 1920–1928, Artifact no. 1969.0863, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1969.0863.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1969.0863.001
